CIB / Grupo Cibest S.A. - Depositary Receipt (Common Stock) - Документы SEC, Годовой отчет, Доверенное заявление

Grupo Cibest SA - Депозитарные расписки (обыкновенные акции)
US ˙ NYSE

Основная статистика
LEI 54930052NWJRPNMP1W58
CIK 1071371
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Grupo Cibest S.A. - Depositary Receipt (Common Stock)
SEC Filings (Chronological Order)
На этой странице представлен полный хронологический список документов SEC, за исключением документов о собственности, которые мы предоставляем в других местах.
August 15, 2025 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

Form 15-12G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-32535 Bancolombia S.A. (Exact name of registrant as specifie

August 15, 2025 EX-1.2

2025 (1)

CONDENSED SEPARATE INTERIM FINANCIAL STATEMENTS FOR THE SIX-MONTHS PERIOD ENDED JUNE 30, 2025 AND 2024 AND THE THREE-MONTHS PERIOD FROM APRIL 01 TO JUNE 30, 2025 AND 2024 1 CONDENSED SEPARATE INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

August 15, 2025 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

Form 15-12G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-32535 Bancolombia S.A. (Exact name of registrant as specifie

August 15, 2025 EX-1.1

Appropiated (Note 15)(1)

CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS For the six-months period ended June 30, 2025 and 2024 and the three-months period from April 01 to June 30, 2025 and 2024 F-1 CONDENSED CONSOLIDATED INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

August 15, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2025 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

August 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2025 Commission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

August 4, 2025 25

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 25 NOTIFICATION OF REMOVAL FROM LISTING AND/OR REGISTRATION UNDER SECTION 12(b) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number: 001-32535 Bancolombia S.A. /

Form 25 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 25 NOTIFICATION OF REMOVAL FROM LISTING AND/OR REGISTRATION UNDER SECTION 12(b) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number: 001-32535 Bancolombia S.A. / New York Stock Exchange (Exact name of Issuer as specified in its charter, and name of Exchange where security is listed and/or registered) Ca

July 31, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the July, 2025 Commission File Number 001-32535 Bancolombia

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the July, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by check mar

July 22, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2025 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

July 22, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2025 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

July 22, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2025 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

July 11, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2025 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

May 29, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 28, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 28, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 19, 2025 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on May 30, 2025, pursuant to the provisions of Rule 12d2-2 (a).

May 16, 2025 EX-1

March 31, 2025 December 31, 2024 In millions of COP Cash and balances at central bank Cash 9,050,781 9,439,363 Due from central banks(1) 6,627,669 7,504,135 Due from other private financial entities(2) 4,685,062 7,778,937 Checks on hold 118,334 132,9

Table of Contents CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS For the three-months period ended March 31, 2025 and 2024.

May 16, 2025 EX-2

Equity method surplus (1)

SEPARATE INTERIM FINANCIAL STATEMENTS FOR THE THREE-MONTHS PERIOD ENDED MARCH 31, 2025 AND 2024 1 CONDENSED SEPARATE INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

May 16, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

May 16, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

May 15, 2025 POS AM

As filed with the U.S. Securities and Exchange Commission on May 15, 2025

As filed with the U.S. Securities and Exchange Commission on May 15, 2025 Registration Statement No. 333-283549 U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM F-4 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Grupo Cibest S.A. (Exact Name of Registrant as Specified in its Charter) N/A (Translation of Registrant’s Name into English) R

May 6, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 5, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 5, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Comission File Number 001-32535 Bancol

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by che

April 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 16, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 7, 2025 EX-99.1,2

Additional paid in capital

SEPARATE FINANCIAL STATEMENTS 2024 & 2023 SEPARATE STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

April 7, 2025 EX-99.1

Uninsured Denominated in

MANAGEMENT REPORT (INCORPORATES THE 2024 REGULAR FISCAL YEAR-END REPORT) BANCOLOMBIA S.

April 7, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 7, 2025 EX-99.1,1

December 31, 2024

CONSOLIDATED FINANCIAL STATEMENTS 2024, 2023 and 2022 F-1 Report of Independent Registered Public Accounting Firm To the Board of Directors and Shareholders of Bancolombia S.

April 7, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 31, 2025 EX-1

EX-1

March 31, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 31, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

Filed by Bancolombia S.A. Pursuant to Rule 425 under the Securities Act of 1933 Commission File No.: 001-32535 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registra

March 31, 2025 EX-2

Video script

Video script At Grupo Bancolombia, we are proud of our history. It has been decades filled with transformations, innovation, and growth, which have led us to become one of the most important financial groups in Latin America. Over the years, trust has remained our foundation to support the dreams of millions of people, driven by a business strategy that seeks to grow responsibly while generating v

March 28, 2025 EX-11

BYLAWS BANCOLOMBIA S.A. CHAPTER I NAME - TYPE - NATIONALITY - DOMICILE - OBJECT -TERM

Exhibit 1.1 BYLAWS BANCOLOMBIA S.A. CHAPTER I NAME - TYPE - NATIONALITY - DOMICILE - OBJECT -TERM Article 1. Name - Nature – Nationality. Bancolombia S.A. is a Colombian business Stock Corporation, incorporated through public deed No. 388, January 24, 1945, granted before Notary’s office No. 1, Medellín. It may also do business under the corporate name Banco de Colombia S.A., and may designate its

March 28, 2025 EX-97.1

Bancolombia S.A. CLAWBACK POLICY

Exhibit 97.1 Bancolombia S.A. CLAWBACK POLICY I. BACKGROUND Bancolombia S.A. (the “Company”) has adopted this policy (the “Policy”) to regulate the process of recuperating excess Incentive-Based Compensation granted to Executive Officers in the event of a Restatement of its financial statements. This Policy is intended to comply with, and will be interpreted to be consistent with, the requirements

March 28, 2025 EX-12.2

CERTIFICATION 302

Exhibit 12.2 CERTIFICATION 302 I, Mauricio Botero Wolff, certify that: 1.I have reviewed this annual report on Form 20-F of Bancolombia S.A.; 2.Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with res

March 28, 2025 EX-13.1

CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to 18 U.S.C. § 1350, the undersigned officer of Bancolombia S.A., hereby certifies, to such officer’s knowledge, that the Company’s Annual Report on Form 20-F for the year ended December 31, 2024 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securitie

March 28, 2025 EX-12.1

CERTIFICATION 302

Exhibit 12.1 CERTIFICATION 302 I, Juan Carlos Mora Uribe, certify that: 1.I have reviewed this annual report on Form 20-F of Bancolombia S.A.; 2.Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with re

March 28, 2025 EX-11.2

GOOD GOVERNANCE CODE GRUPO BANCOLOMBIA (August 27th, 2024)

GOOD GOVERNANCE CODE GRUPO BANCOLOMBIA (August 27th, 2024) INTRODUCTION For GRUPO BANCOLOMBIA (hereinafter referred to as “the Group”), a business culture based on transparency, integrity and responsible decision taking allows us to achieve its purpose: promote sustainable development to attain everyone’s welfare and contributes to foster trust and generate value of the companies that are part of it.

March 28, 2025 EX-2.4

EXHIBIT 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE U.S. SECURITIES EXCHANGE ACT OF 1934

Exhibit 2.4 EXHIBIT 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE U.S. SECURITIES EXCHANGE ACT OF 1934 As of December 31, 2024, Bancolombia S.A. had the following series of securities registered pursuant to Section 12(b) of the U.S. Securities Exchange Act of 1934, as amended (the 'Exchange Act'): Title of each class Trading Symbol(s) Name of each exchange on which Registered Am

March 28, 2025 EX-13.2

CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to 18 U.S.C. § 1350, the undersigned officer of Bancolombia S.A., hereby certifies, to such officer’s knowledge, that the Company’s Annual Report on Form 20-F for the year ended December 31, 2024 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securitie

March 28, 2025 20-F

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON MARCH 28, 2025 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 20-F

Table of Contents AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON MARCH 28, 2025 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended Decembe

March 28, 2025 EX-15.1

Consent Of Independent Registered Public Accounting Firm

Exhibit 15.1 Consent Of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statement on Form F-3 (No. 333-264524) of Bancolombia S. A. of our report dated March 28, 2025 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 20-F. /s/ PwC Contadores y Audi

March 28, 2025 EX-11.1

Code of Ethics and Conduct

Exhibit 11.1 Code of Ethics and Conduct 2024 Dear Team, Employees of Grupo Bancolombia are recognized for being an example of ethics and integrity. We have a clear vision: we always do what is right, even when no one is watching! We know that integrity and ethical consistency between what we do and say are the foundation upon which our future, that of our families, and that of the organization in

March 25, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 24, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 24, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

Filed by Bancolombia S.A. Pursuant to Rule 425 under the Securities Act of 1933 Commission File No.: 001-32535 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registra

March 24, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 24, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 21, 2025 424B3

Extraordinary General Shareholders’ Meeting of Bancolombia S.A. CORPORATE STRUCTURE CHANGES PROPOSAL

Table of Contents Filed Pursuant to Rule 424(b)(3) Prospectus Registration No. 333-283549 Extraordinary General Shareholders’ Meeting of Bancolombia S.A. CORPORATE STRUCTURE CHANGES PROPOSAL Bancolombia S.A. (“Bancolombia” or the “Bank”, or prior to completion of the Corporate Structure Changes, “we”, “our” or “us”) will call upon an extraordinary general meeting of Bancolombia’s shareholders (the

March 19, 2025 EX-4.1

GRUPO CIBEST S.A. THE BANK OF NEW YORK MELLON              As Depositary OWNERS AND HOLDERS OF AMERICAN DEPOSITARY SHARES Deposit Agreement      , 2025

Exhibit 4.1 GRUPO CIBEST S.A. AND THE BANK OF NEW YORK MELLON              As Depositary AND OWNERS AND HOLDERS OF AMERICAN DEPOSITARY SHARES Deposit Agreement      , 2025 TABLE OF CONTENTS ARTICLE 1. DEFINITIONS 1    SECTION 1.1. American Depositary Shares 1 SECTION 1.2. Commission 2 SECTION 1.3. Company 2 SECTION 1.4. Custodian 2 SECTION 1.5. Deliver; Surrender 2 SECTION 1.6. Deposit Agreement 3

March 19, 2025 CORRESP

BANCOLOMBIA S.A. Carrera 48 # 26-85, Avenida Los Industriales Medellín, Colombia

CORRESP BANCOLOMBIA S.A. Carrera 48 # 26-85, Avenida Los Industriales Medellín, Colombia March 19, 2025    Via EDGAR United States Securities and Exchange Commission, Division of Corporation Finance, Office of Finance, 100 F Street, N.E., Washington, D.C. 20549. Attention: Mr. Robert Arzonetti Re: Bancolombia S.A. Registration Statement on Form F-4 Filed December 2, 2024 File No. 333-283549 Dear M

March 19, 2025 F-4/A

As filed with the U.S. Securities and Exchange Commission on March 19, 2025 Registration No. 333-283549 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM F-4 REGISTRATION STATEMENT UNDER THE SECURITIES AC

Table of Contents As filed with the U.S. Securities and Exchange Commission on March 19, 2025 Registration No. 333-283549 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM F-4 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Bancolombia S.A. (Exact Name of Registrant as Specified in its Charter) N/A (Translation of Registrant’s Name into English

March 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 4, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 4, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Ba

Filed by Bancolombia S.A. Pursuant to Rule 425 under the Securities Act of 1933 Commission File No.: 001-32535 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registra

February 19, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Feb 2025 Comission File Number 001-32535 Bancol

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Feb 2025 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by che

February 19, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2025 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

February 19, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2025 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

February 19, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2025 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

February 19, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2025 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

January 31, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2025 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

January 29, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Jan, 2025 Commission File Number 001-32535 Banc

Filed by Bancolombia S.A. Pursuant to Rule 425 under the Securities Act of 1933 Commission File No.: 001-32535 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Jan, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant

January 28, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Jan, 2025 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Jan, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

January 13, 2025 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Jan 2025 Commission File Number 001-32535 Banco

425 Filed by Bancolombia S.A. Pursuant to Rule 425 under the Securities Act of 1933 Commission File No.: 001-32535     UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Jan 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of reg

January 13, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2025 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

January 2, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2025 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2025 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

December 18, 2024 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on December 30, 2024, pursuant to the provisions of Rule 12d2-2 (a).

December 11, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

December 11, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

December 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

December 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

December 2, 2024 EX-99.2

December 2, 2024

Exhibit 99.2 December 2, 2024 The Board of Directors Bancolombia S.A. Carrera 48 # 26-85, Avenida Los Industriales Medellín, Colombia Re: Consent for Opinion Disclosure SBI Banca De Inversión S.A. (“SBI”) hereby consents to (i) the inclusion of our opinion letter dated August 26, 2024 (the “Opinion”) as an annex to the prospectus that is being filed with the Securities and Exchange Commission (the

December 2, 2024 EX-3.1

GRUPO CIBEST S.A. BYLAWS CHAPTER I NAME - TYPE - DOMICILE - OBJECT - TERM

Exhibit 3.1 GRUPO CIBEST S.A. BYLAWS CHAPTER I NAME - TYPE - DOMICILE - OBJECT - TERM Article 1. Name - Nature. Grupo Cibest S.A. is a Colombian business Stock Corporation, incorporated according to the laws of the Republic of Colombia. Article 2. Domicile. The main domicile of the Company is the city of Medellín, Province of Antioquia, Republic of Colombia. The company may have branches or agenci

December 2, 2024 F-N

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-N APPOINTMENT OF AGENT FOR SERVICE OF PROCESS BY FOREIGN BANKS AND FOREIGN INSURANCE COMPANIES AND CERTAIN OF THEIR HOLDING COMPANIES AND FINANCE SUBSIDIARIES MAKING PUBLI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-N APPOINTMENT OF AGENT FOR SERVICE OF PROCESS BY FOREIGN BANKS AND FOREIGN INSURANCE COMPANIES AND CERTAIN OF THEIR HOLDING COMPANIES AND FINANCE SUBSIDIARIES MAKING PUBLIC OFFERINGS OF SECURITIES IN THE UNITED STATES A. Name of issuer or person filing (“Filer”): Bancolombia S.A. B. This is (select one): ☒ an original f

December 2, 2024 F-4

As filed with the U.S. Securities and Exchange Commission on December 2, 2024

Table of Contents As filed with the U.S. Securities and Exchange Commission on December 2, 2024 Registration No. 333-      UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-4 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Bancolombia S.A. (Exact Name of Registrant as Specified in its Charter) N/A (Translation of Registrant’s Name into English) Republic of Colo

December 2, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

December 2, 2024 EX-FILING FEES

Calculation of Filing Fee Tables Form F-4 (Form Type) Bancolombia S.A. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables Form F-4 (Form Type) Bancolombia S.A. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered(2) Proposed  Maximum  Offering Price Per Unit (3) Maximum Aggregate Offering Price (3) Fee Rate Amount of Registrati

November 14, 2024 EX-2

Additional paid in capital

SEPARATE INTERIM FINANCIAL STATEMENTS FOR THE NINE-MONTHS PERIOD ENDED SEPTEMBER 30, 2024 AND 2023 AND THE THREE-MONTHS PERIOD FROM JULY 01 TO SEPTEMBER 30, 2024 AND 2023 CONDENSED SEPARATE INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

November 14, 2024 EX-1

September 30, 2024

Table of Contents b CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS For the nine-months period ended September 30, 2024 and 2023 and the three-months period from July 01 to September 30, 2024 and 2023 Table of Contents CONDENSED CONSOLIDATED INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

November 14, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Nov 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Nov 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

November 13, 2024 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on November 25, 2024, pursuant to the provisions of Rule 12d2-2 (a).

November 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Nov 2024 Comission File Number 001-32535 Bancol

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Nov 2024 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by che

October 30, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Oct 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Oct 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

October 30, 2024 425

Filed by Bancolombia S.A.

Filed by Bancolombia S.A. Pursuant to Rule 425 under the Securities Act of 1933 Commission File No.: 001-32535 The following are copies of materials posted to the website of Bancolombia S.A. on October 30, 2024. We evolve to build the strength of change Grupo ~t’Mil be the parentgulacory eooues and from ourSharehOlders. wi’IOm we will cal to;) ma>~.at a later cv.Jte. As we movv through lhto dllter

October 29, 2024 425

Filed by Bancolombia S.A.

Filed by Bancolombia S.A. Pursuant to Rule 425 under the Securities Act of 1933 Commission File No.: 001-32535 2024 Grupo Bancolombia’s CorporateEvolution October2024 2024 Executive Summary Grupo Bancolombia’s corporate evolution Grupo Bancolombia has decided to evolve its corporate structure by creating Grupo Cibest (“Holding Company”), a new Holding Company that will serve as the parent for all

October 29, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Oct 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Oct 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

October 29, 2024 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Oct 2024 Commission File Number 001-32535 Banco

Filed by Bancolombia S.A. Pursuant to Rule 425 under the Securities Act of 1933 Commission File No.: 001-32535 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Oct 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’

October 24, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Oct 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Oct 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

September 25, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Sept 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Sept 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

August 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

August 14, 2024 EX-1

June 30, 2024

Table of Contents UNAUDITED CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS For the six-months period ended June 30, 2024 and 2023 and the three-months period from April 01 to June 30, 2024 and 2023 Table of Contents CONDENSED CONSOLIDATED INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

August 14, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

August 14, 2024 EX-2

Accumulated other comprehensive income

SEPARATE INTERIM FINANCIAL STATEMENTS FOR THE SIX-MONTHS PERIOD ENDED JUNE 30, 2024 AND 2023 AND THE THREE-MONTHS PERIOD FROM APRIL 01 TO JUNE 30, 2024 AND 2023 CONDENSED SEPARATE INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

August 12, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

August 8, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2024 Comission File Number 001-32535 Bancol

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of Aug 2024 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by che

July 19, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

July 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

June 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

June 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

June 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

June 24, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024. Commission File Number 001-32535 Ba

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024. Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Carrera 48 # 26-85, Avenida Los Industriales Medellín, Colombia (Address of princip

June 24, 2024 EX-5.4

[Letterhead of Sullivan & Cromwell LLP] June 24, 2024

EX-5.4 Exhibit 5.4 [Letterhead of Sullivan & Cromwell LLP] June 24, 2024 Bancolombia S.A.,   Carrera 48# 26-85, Avenida Los Industriales,    Medellín,      Colombia. Ladies and Gentlemen: We are acting as United States counsel to Bancolombia S.A., a corporation organized as a sociedad anónima under the laws of the Republic of Colombia (the “Bank”), in connection with the registration under the Sec

June 24, 2024 8-A12B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(B) OR (G) OF THE SECURITIES EXCHANGE ACT OF 1934 BANCOLOMBIA S.A. (Exact Name of Registrant as Spe

8-A12B UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(B) OR (G) OF THE SECURITIES EXCHANGE ACT OF 1934 BANCOLOMBIA S.

June 24, 2024 EX-1.3

BANCOLOMBIA S.A. 8.625% Subordinated Notes due 2034 UNDERWRITING AGREEMENT June 17, 2024

EX-1.3 Exhibit 1.3 Execution BANCOLOMBIA S.A. US$800,000,000 8.625% Subordinated Notes due 2034 UNDERWRITING AGREEMENT June 17, 2024 UNDERWRITING AGREEMENT June 17, 2024 BofA Securities, Inc. One Bryant Park New York, New York 10036 Citigroup Global Markets Inc. 388 Greenwich Street New York, New York 10013 J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 Ladies and Gentlemen

June 24, 2024 EX-4.9

BANCOLOMBIA S.A. 8.625% SUBORDINATED NOTES DUE 2034 Dated as of June 24, 2024 The Bank of New York Mellon, as Trustee

EX-4.9 Exhibit 4.9 EXECUTION VERSION BANCOLOMBIA S.A. 8.625% SUBORDINATED NOTES DUE 2034 INDENTURE Dated as of June 24, 2024 The Bank of New York Mellon, as Trustee CROSS-REFERENCE TABLE* Trust Indenture Act Section Indenture Section 310(a)(1) 7.10    (a)(2) 7.10    (a)(5) 7.10    (b) 7.10 311(a) 7.11    (b) 7.11 312(a) 2.05    (b) 11.03    (c) 11.03 313(a) 7.06    (b)(2) 7.06; 7.07    (c) 7.06; 1

June 24, 2024 EX-1

BANCOLOMBIA S.A. 8.625% SUBORDINATED NOTES DUE 2034 Dated as of June 24, 2024 The Bank of New York Mellon, as Trustee

EX-1 Exhibit 1 EXECUTION VERSION BANCOLOMBIA S.A. 8.625% SUBORDINATED NOTES DUE 2034 INDENTURE Dated as of June 24, 2024 The Bank of New York Mellon, as Trustee CROSS-REFERENCE TABLE*  Trust Indenture  Act Section Indenture Section  310(a)(1) 7.10 (a)(2) 7.10 (a)(5) 7.10 (b) 7.10  311(a) 7.11 (b) 7.11  312(a) 2.05 (b) 11.03 (c) 11.03  313(a) 7.06 (b)(2) 7.06; 7.07 (c) 7.06; 11.02 (d) 7.06  314(a)

June 24, 2024 EX-5.3

[Letterhead of Brigard & Urrutia Abogados S.A.S]

EX-5.3 Exhibit 5.3 [Letterhead of Brigard & Urrutia Abogados S.A.S] June 24, 2024 Bancolombia S.A., Carrera 48 No. 26-85 Avenida Los Industriales Medellín Colombia Ladies and Gentlemen, We have acted as special Colombian counsel to Bancolombia S.A. (the “Company”) in connection with the offering of US$800,000,000 in aggregate principal amount of its 8.625% subordinated notes (the “New Subordinated

June 20, 2024 424B2

US$800,000,000 Bancolombia S.A. 8.625% Subordinated Notes due 2034

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-264524 PROSPECTUS SUPPLEMENT (To the Prospectus dated April 27, 2022) US$800,000,000 Bancolombia S.A. 8.625% Subordinated Notes due 2034 We are offering US$800,000,000 of our 8.625% Subordinated Notes due 2034 (the “Notes”). The Notes will mature on December 24, 2034. The Notes will bear interest at 8.625% per year from and in

June 20, 2024 EX-FILING FEES

Calculation of Filing Fee Table Rule 424(b)(5) (Form Type) Bancolombia S.A. (Exact Name of Registrant as Specified in its Charter) Table 1—Newly Registered Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Reg

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Table Rule 424(b)(5) (Form Type) Bancolombia S.

June 18, 2024 FWP

Bancolombia S.A. US$800,000,000 8.625% Subordinated Notes due 2034 Pricing Term Sheet June 17, 2024 Issuer: Bancolombia S.A. Title of Security: 8.625% Subordinated Notes due 2034 Offering Format: SEC-registered Principal Amount: US$800,000,000 Maturi

Issuer Free Writing Prospectus dated June 17, 2024 Filed Pursuant to Rule 433 Relating to Preliminary Prospectus Supplement dated June 3, 2024 to Prospectus dated April 27, 2022 Registration No.

June 18, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

June 18, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

June 17, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

June 4, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

June 3, 2024 424B2

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT, DATED JUNE 3, 2024

Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-264524 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and they are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not pe

May 29, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 29, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2024 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 29, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

May 29, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

May 16, 2024 EX-1

March 31, 2024

Table of Contents CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS For the three-months period ended March 31, 2024 and 2023 Table of Contents CONDENSED CONSOLIDATED INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

May 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

May 16, 2024 EX-2

March 31, 2024

CONDENSED SEPARATE INTERIM FINANCIAL STATEMENTS FOR THE THREE-MONTH PERIOD ENDED MARCH 31, 2024 AND 2023 CONDENSED SEPARATE INTERIM STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

May 9, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Comission File Number 001-32535 Bancol

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by che

May 6, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

May 2, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

April 10, 2024 EX-99.1

We enhance the competitiveness of the production network

2023 REGULAR FISCAL YEAR-END REPORT BANCOLOMBIA S.A. CARRERA 48 # 26-85, MEDELLÍN, COLOMBIA *The issuer's outstanding securities can be found in the Our Shareholders section. The issuer's legal representative certifies that the provided information covers all material aspects of the company. 1 Contents 2023 Report Development‌5 Our Purpose‌5 I. ABOUT GRUPO BANCOLOMBIA‌6 About Us‌6 Our Strategy‌7 O

April 10, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 10, 2024 EX-99.1(2)

21, 22

SEPARATE FINANCIAL STATEMENTS 2023 Y 2022 SEPARATE STATEMENT OF FINANCIAL POSITION BANCOLOMBIA S.

April 10, 2024 EX-99.1(1)

December 31, 2023

Table of Contents CONSOLIDATED FINANCIAL STATEMENTS 2023, 2022 and 2021 F-1 Table of Contents Report of Independent Registered Public Accounting Firm To the Board of Directors and Shareholders of Bancolombia S.

March 27, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 26, 2024 20-F

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON MARCH 26, 2024 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 20-F

Table of Contents AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON MARCH 26, 2024 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended Decembe

March 26, 2024 EX-2.4

EXHIBIT 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE U.S. SECURITIES EXCHANGE ACT OF 1934

Exhibit 2.4 EXHIBIT 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE U.S. SECURITIES EXCHANGE ACT OF 1934 As of December 31, 2023, Bancolombia S.A. had the following series of securities registered pursuant to Section 12(b) of the U.S. Securities Exchange Act of 1934, as amended (the “Exchange Act”): Title of each class Trading symbols Name of each exchange on which Registered Amer

March 26, 2024 EX-97.1

Bancolombia S.A. CLAWBACK POLICY

Exhibit 97.1 Bancolombia S.A. CLAWBACK POLICY I. BACKGROUND Bancolombia S.A. (the “Company”) has adopted this policy (the “Policy”) to regulate the process of recuperating excess Incentive-Based Compensation granted to Executive Officers in the event of a Restatement of its financial statements. This Policy is intended to comply with, and will be interpreted to be consistent with, the requirements

March 26, 2024 EX-13.2

CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to 18 U.S.C. § 1350, the undersigned officer of Bancolombia S.A. (the “Company”), hereby certifies, to such officer’s knowledge, that the Company’s Annual Report on Form 20-F for the year ended December 31, 2023 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable,

March 26, 2024 EX-12.1

CERTIFICATION 302

Exhibit 12.1 CERTIFICATION 302 I, Juan Carlos Mora Uribe, certify that: 1. I have reviewed this annual report on Form 20-F of Bancolombia S.A.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

March 26, 2024 EX-15.1

Consent Of Independent Registered Public Accounting Firm

Exhibit 15.1 Consent Of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statement on Form F-3 (No. 333-264524) of Bancolombia S. A. of our report dated March 26, 2024 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 20-F. /s/ PwC Contadores y Audi

March 26, 2024 EX-12.2

CERTIFICATION 302

Exhibit 12.2 CERTIFICATION 302 I, José Humberto Acosta Martin, certify that: 1. I have reviewed this annual report on Form 20-F of Bancolombia S.A.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading

March 26, 2024 EX-1.1

BYLAWS BANCOLOMBIA S.A. CHAPTER I NAME - TYPE - NATIONALITY - DOMICILE - OBJECT -TERM

Exhibit 1.1 BYLAWS BANCOLOMBIA S.A. CHAPTER I NAME - TYPE - NATIONALITY - DOMICILE - OBJECT -TERM Article 1. Name - Nature – Nationality. Bancolombia S.A. is a Colombian business Stock Corporation, incorporated through public deed No. 388, January 24, 1945, granted before Notary’s office No. 1, Medellín. It may also do business under the corporate name Banco de Colombia S.A., and may designate its

March 26, 2024 EX-13.1

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to 18 U.S.C. § 1350, the undersigned officer of Bancolombia S.A. (the “Company”), hereby certifies, to such officer’s knowledge, that the Company’s Annual Report on Form 20-F for the year ended December 31, 2023 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable,

March 18, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 18, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2024 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 18, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2024 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

February 21, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

February 21, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

February 21, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

February 21, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

February 20, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Comission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

January 30, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

January 24, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

January 24, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2024 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2024 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

January 18, 2024 CORRESP

January 18

January 18th, 2024 Medellín U.S. Securities and Exchange Commission Division of Corporation Finance Office of Finance 100 F Street, N.E. Washington, D.C. 20549, U.S.A. Attn: Sarmad Makhdoom Re:Bancolombia S.A. Form 20-F for the Fiscal Year Ended December 31, 2022 Filed April 3, 2023 File No. 001-32535 Dear Sarmad Makhdoom, This letter is in response to the letter dated November 28, 2023 of the sta

December 15, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

November 15, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

November 8, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Comission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

October 25, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2023 Commission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

October 23, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2023 Commission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

September 27, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

August 15, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

August 9, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Comission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

July 26, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

July 13, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number 001-32535 Banc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by c

May 16, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number 001-32535 Banco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by ch

May 10, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Comission File Number 001-32535 Bancol

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2023 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by che

April 26, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 3, 2023 EX-13.1

CEO Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, dated April 3, 2023.

Exhibit 13.1 CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to 18 U.S.C. § 1350, the undersigned officer of Bancolombia S.A. (the “Company”), hereby certifies, to such officer’s knowledge, that the Company’s Annual Report on Form 20-F for the year ended December 31, 2022 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable,

April 3, 2023 20-F

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON APRIL 3, 2023 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 20-F

Table of Contents AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON APRIL 3, 2023 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to OR ☐ SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of event requiring this shell company report For the transition period from .

April 3, 2023 EX-12.1

CEO Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002, dated April 3, 2023.

Exhibit 12.1 CERTIFICATION I, Juan Carlos Mora Uribe, certify that: 1. I have reviewed this annual report on Form 20-F of Bancolombia S.A.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with resp

April 3, 2023 EX-13.2

CFO Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, dated April 3, 2023.

Exhibit 13.2 CERTIFICATION Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to 18 U.S.C. § 1350, the undersigned officer of Bancolombia S.A. (the “Company”), hereby certifies, to such officer’s knowledge, that the Company’s Annual Report on Form 20-F for the year ended December 31, 2022 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable,

April 3, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

April 3, 2023 EX-2.4

Description of securities registered under section 12 of the u.s. securities exchange act of 1934

EXHIBIT 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE U.S. SECURITIES EXCHANGE ACT OF 1934 As of 31 December 2022, Bancolombia S.A. had the following series of securities registered pursuant to Section 12(b) of the U.S. Securities Exchange Act of 1934, as amended (the “Exchange Act”): Title of each class Trading symbols Name of each exchange on which Registered American Deposita

April 3, 2023 EX-12.2

CFO Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002, dated April 3, 2023

Exhibit 12.2 CERTIFICATION I, José Humberto Acosta Martin, certify that: 1. I have reviewed this annual report on Form 20-F of Bancolombia S.A.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

April 3, 2023 EX-15.1

Consent of PwC Contadores y Auditores S.A.S.

Exhibit 15.1 Consent Of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statement on Form F-3 (No. 333-264524) of Bancolombia S. A. of our report dated April 3, 2023 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 20-F. /s/ PwC Contadores y Audit

March 20, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2023 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 20, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2023 Commission File Number 001-32535 Ba

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

March 20, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2023 Commission File Number 001-32535 Ban

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate by

February 23, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2023 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

February 23, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2023 Comission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2023 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

February 17, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2023 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

January 31, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

January 25, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

January 25, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2023 Commission File Number 001-32535

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2023 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate

November 10, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November, 2022 Comission File Number 001-32535

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November, 2022 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

October 25, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2022 Commission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal executive offices) Indicate b

September 26, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2022 Commission File Number 001-3253

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) I

September 16, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2022 Commission File Number 001-3253

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) I

September 12, 2022 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on September 23, 2022, pursuant to the provisions of Rule 12d2-2 (a).

August 17, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2022 Commission File Number 001-32535 B

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indi

August 10, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2022 Commission File Number 001-32535 B

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indi

August 9, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2022 Comission File Number 001-32535 Ba

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2022 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicat

August 2, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2022 Commission File Number 001-32535 B

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indi

July 27, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2022 Commission File Number 001-32535 Ban

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indica

July 25, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2022 Commission File Number 001-32535 Ban

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indica

June 29, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2022 Commission File Number 001-32535 Ban

6-K 1 tmb-20220629x6k.htm 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of June, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant’s name into English) Cra. 48 # 26-85 Medellín, Colombia (Address of principal e

May 11, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2022 Comission File Number 001-32535 Banco

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May, 2022 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicate b

April 28, 2022 EX-25.1

Statement of Eligibility of Trustee on Form T-1 under the Trust Indenture Act of 1939, as amended, of The Bank of New York Mellon.

Exhibit 25.1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ? CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) THE BANK OF NEW YORK MELLON (Exact name of trustee as specified in its charter) New York 13-5160382 (State of incorpo

April 28, 2022 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables F-3 ASR (Form Type) Bancolombia S.A. (Exact Name of Registrant as Specified in its Charter) Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Fo

April 28, 2022 F-3ASR

As filed with the Securities and Exchange Commission on April 27, 2022

As filed with the Securities and Exchange Commission on April 27, 2022 Registration No.

April 27, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2022 Commission File Number 001-32535 Ba

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

April 27, 2022 EX-13.2

CFO Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, dated April 26, 2022.

Exhibit 13.2 ? CERTIFICATION ? Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 ? Pursuant to 18 U.S.C. ? 1350, the undersigned officer of Bancolombia S.A. (the ?Company?), hereby certifies, to such officer?s knowledge, that the Company?s Annual Report on Form 20-F for the year ended December 31, 2021 (the ?Report?) fully complies with the requirements of Section 13(a) or 15(d), as applic

April 27, 2022 EX-13.1

CEO Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, dated April 26, 2022.

Exhibit 13.1 ? CERTIFICATION ? Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 ? Pursuant to 18 U.S.C. ? 1350, the undersigned officer of Bancolombia S.A. (the ?Company?), hereby certifies, to such officer?s knowledge, that the Company?s Annual Report on Form 20-F for the year ended December 31, 2021 (the ?Report?) fully complies with the requirements of Section 13(a) or 15(d), as applic

April 27, 2022 EX-15.2

Consent of PricewaterhouseCoopers Ltda.

Exhibit 15.2 Consent Of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statement on Form F-3 (No. 333-231038) of Bancolombia S. A. of our report dated April 27, 2020 relating to the financial statements for the year ended December 31, 2019, which appears in this Form 20-F. /s/ PricewaterhouseCoopers Ltda. Medellín, Colombia Apr

April 27, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2022 Commission File Number 001-32535 Ba

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

April 27, 2022 EX-1.1

English translation of the corporate by-laws (estatutos sociales) of the registrant, as amended on March 18, 2022.

? BYLAWS BANCOLOMBIA S.A. ? CHAPTER I NAME - TYPE - NATIONALITY - DOMICILE - OBJECT -TERM Article 1. Name - Nature ? Nationality. Bancolombia S.A. is a Colombian business Stock Corporation, incorporated through public deed No. 388, January 24, 1945, granted before Notary?s office No. 1, Medell?n. It may also do business under the corporate name Banco de Colombia S.A., and may designate its commerc

April 27, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2022 Comission File Number 001-32535 Banc

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 ? FORM 6-K ? REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the month of April 2022 ? Comission File Number 001-32535 ? Bancolombia S.A. (Translation of registrant?s name into English) ? Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offi

April 27, 2022 20-F

Annual Report on Form 20-F

Table of Contents AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON APRIL 26, 2022 ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION ? WASHINGTON, DC 20549 FORM 20-F (Mark One) ? ? REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 ? OR ? ? ? ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the fiscal year ended December 31, 2021 OR ? ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the transition period from to OR ? ? SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of event requiring this shell company report For the transition period from .

April 27, 2022 EX-12.1

CEO Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002, dated April 26, 2022.

Exhibit 12.1 CERTIFICATION ? I, Juan Carlos Mora Uribe, certify that: ? 1. I have reviewed this annual report on Form 20-F of Bancolombia S.A.; ? 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading wit

April 27, 2022 EX-12.2

CFO Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002, dated April 26, 2022

Exhibit 12.2 CERTIFICATION ? I, Jose Humberto Acosta Martin, certify that: ? 1. I have reviewed this annual report on Form 20-F of Bancolombia S.A.; ? 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleadin

April 27, 2022 EX-15.1

Consent of PwC Contadores y Auditores S.A.S.

Exhibit 15.1 ? ? ? ? Consent Of Independent Registered Public Accounting Firm ? ? We hereby consent to the incorporation by reference in the Registration Statement on Form F-3 (No. 333-231038) of Bancolombia S. A. of our report dated April 26, 2022 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 20-F. ? ? ? ? ? /s/

March 21, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2022 Commission File Number 001-32535 Ba

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

March 21, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2022 Commission File Number 001-32535 Ba

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

March 21, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2022 Commission File Number 001-32535 Ba

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of March, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

February 24, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 B

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indica

February 24, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 B

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 ? FORM 6-K ? REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the month of February 2022 ? Comission File Number 001-32535 ? Bancolombia S.A. (Translation of registrant?s name into English) ? Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive o

February 23, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 B

? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicate

February 22, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2022 Comission File Number 001-32535

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February, 2022 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

February 17, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicate b

February 11, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2022 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicate b

January 27, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2022 Commission File Number 001-32535

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

January 19, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2022 Commission File Number 001-32535

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of January, 2022 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

December 15, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2021 Commission File Number 001-32535

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) In

December 15, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2021 Commission File Number 001-32535

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of December, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) In

November 12, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November, 2021 Commission File Number 001-32535

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) In

November 10, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November, 2021 Comission File Number 001-32535

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November, 2021 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Ind

November 10, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November, 2021 Commission File Number 001-32535

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of November, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) In

October 13, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October, 2021 Commission File Number 001-32535

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of October, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Ind

September 17, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2021 Commission File Number 001-3253

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) I

September 16, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2021 Commission File Number 001-3253

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) I

September 13, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2021 Commission File Number 001-3253

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) I

September 10, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2021 Commission File Number 001-3253

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of September, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) I

August 26, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2021 Commission File Number 001-32535 B

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indi

August 11, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2021 Comission File Number 001-32535 Ba

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of August, 2021 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indic

July 14, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2021 Commission File Number 001-32535 Ban

? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of July, 2021 Commission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indica

May 28, 2021 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2021 Comission File Number 001-32535 Bancol

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2021 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicate by che

May 5, 2021 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2021 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicate by che

May 4, 2021 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2021 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicate by che

April 29, 2021 6-K

Current Report of Foreign Issuer - FORM 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of April, 2021 Comission File Number 001-32535 Bancolombia S.A. (Translation of registrant?s name into English) Cra. 48 # 26-85 Medell?n, Colombia (Address of principal executive offices) Indicate by

April 23, 2021 EX-15.2

Consent of PricewaterhouseCoopers Ltda.

EX-15.2 8 cib-20201231ex1529c5149.htm EX-15.2 Exhibit 15.2 Consent Of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statement on Form F-3 (No. 333-231038) of Bancolombia S. A. of our report dated April 27, 2020 relating to the financial statements as of December 31, 2019 and for each of the two years in the period ended Decemb

April 23, 2021 EX-13.1

CEO Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, dated April 22, 2021.

Exhibit 13.1 ? CERTIFICATION ? Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 ? Pursuant to 18 U.S.C. ? 1350, the undersigned officer of Bancolombia S.A. (the ?Company?), hereby certifies, to such officer?s knowledge, that the Company?s Annual Report on Form 20-F for the year ended December 31, 2020 (the ?Report?) fully complies with the requirements of Section 13(a) or 15(d), as applic

April 23, 2021 EX-12.1

CEO Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002, dated April 22, 2021.

Exhibit 12.1 CERTIFICATION ? I, Juan Carlos Mora Uribe, certify that: ? 1. I have reviewed this annual report on Form 20-F of Bancolombia S.A.; ? 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading wit

April 23, 2021 20-F

- 20-F

Table of Contents AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON APRIL 22, 2021 ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION ? WASHINGTON, DC 20549 FORM 20-F (Mark One) ? ? REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 ? OR ? ? ? ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the fiscal year ended December 31, 2020 OR ? ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? For the transition period from to OR ? ? SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? Date of event requiring this shell company report For the transition period from .

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