IMMX / Immix Biopharma, Inc. - Документы SEC, Годовой отчет, Доверенное заявление

Иммикс Биофарма, Инк.
US ˙ NasdaqCM ˙ US45258H1068

Основная статистика
CIK 1873835
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 Immix Biopharma, Inc.
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 8, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

June 23, 2025 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 20, 2025 IMMIX BIOPHARMA, INC.

June 3, 2025 EX-1.1

At The Market Offering Agreement dated as of June 3, 2025 between the Company and Citizens JMP Securities, LLC

Exhibit 1.1 AT THE MARKET OFFERING AGREEMENT Up to $50,000,000 Shares of Common stock June 3, 2025 Citizens JMP Securities, LLC c/o Citizens JMP Securities, LLC 450 Park Avenue, 5th Floor New York, NY 10022 Ladies and Gentlemen: Immix Biopharma, Inc., a corporation organized under the laws of Delaware (the “Company”), confirms its agreement (this “Agreement”) with Citizens JMP Securities, LLC (the

June 3, 2025 424B5

Up to $13,450,000 Shares of Common Stock

Filed Pursuant to Rule 424(b)(5) Registration No. 333-269100 PROSPECTUS SUPPLEMENT (to the Prospectus dated January 11, 2023) Up to $13,450,000 Shares of Common Stock We have entered into an at the market offering agreement, dated June 3, 2025, or the ATM Agreement, with Citizens JMP Securities, LLC, or Citizens, relating to the offer and sale of shares of our common stock, par value $0.0001 per s

June 3, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 3, 2025 IMMIX BIOPHARMA, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 3, 2025 IMMIX BIOPHARMA, INC.

May 19, 2025 10-Q/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q/A (Amendment No.

May 19, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

May 19, 2025 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-41159 IMMIX BIO

May 8, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

May 5, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

April 30, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

March 25, 2025 EX-4.4

Description of the Registrant’s Securities

Exhibit 4.4 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of December 31, 2024, Immix Biopharma, Inc. (“the Company”) had one class of security registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), its common stock, par value $0.0001 per share (the “Common Stock”). Description of

March 25, 2025 EX-19.1

Insider Trading Policy

Exhibit 19.1

March 25, 2025 EX-21.1

List of Subsidiaries of Immix Biopharma, Inc.

Exhibit 21.1 List of Subsidiaries of Immix Biopharma, Inc. Name State/Country of Organization or Incorporation Ownership Interest Immix Biopharma Australia Pty Ltd. Australia 100 % Nexcella, Inc. Delaware 100 %* *On May 20, 2024, Nexcella, was merged (the “Merger”) with and into the Company, with the Company as the surviving corporation. The Merger was effected pursuant to Section 253 of the Delaw

March 25, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-41159 IMMIX BIOPHARMA, INC. (Exact

November 12, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

August 12, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

July 26, 2024 EX-99.1

California Institute for Regenerative Medicine Awards Funding for CAR-T NXC-201 U.S. AL Amyloidosis Clinical Trial (NEXICART-2)

Exhibit 99.1 California Institute for Regenerative Medicine Awards Funding for CAR-T NXC-201 U.S. AL Amyloidosis Clinical Trial (NEXICART-2) ● $8 million grant funds development of NXC-201 in relapsed/refractory AL Amyloidosis LOS ANGELES, July 25, 2024 (GLOBE NEWSWIRE) – Immix Biopharma, Inc. (“ImmixBio”, “Company”, “We” or “Us”, “IMMX”) (Nasdaq: IMMX), a clinical-stage biopharmaceutical company

July 26, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 25, 2024 IMMIX BIOPHARMA, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 25, 2024 IMMIX BIOPHARMA, INC.

July 22, 2024 EX-99.2

Form of Stock Option Agreement (Amended and Restated Immix Biopharma, Inc. 2021 Omnibus Equity Incentive Plan) ***

Exhibit 99.2 IMMIX BIOPHARMA, INC. STOCK OPTION GRANT NOTICE AND OPTION AGREEMENT (Amended and Restated 2021 Omnibus Equity Incentive Plan) As a key leader in our business, you are in a position to have significant influence on the performance and success of Immix Biopharma, Inc. (the “Company”). I am pleased to inform you that, in recognition of the role you play in our collective success, you ha

July 22, 2024 S-8

As filed with the Securities and Exchange Commission on July 19, 2024

As filed with the Securities and Exchange Commission on July 19, 2024 Registration No.

July 22, 2024 EX-16.1

Letter from KMJ Corbin & Company LLP dated July 19, 2024 (filed as Exhibit 16.1 to the Company’s Current Report on Form 8-K filed with the SEC on June 19, 2024 and incorporated herein by reference)

Exhibit 16.1 July 19, 2024 Office of the Chief Accountant Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Ladies and Gentlemen: We have read the comments made regarding us in Item 4.01 of Form 8-K of Immix Biopharma, Inc. dated July 17, 2024, and are in agreement with those statements. /s/ KMJ Corbin & Company LLP Glendora, California

July 22, 2024 EX-99.3

Form of Restricted Stock Grant Agreement (Amended and Restated Immix Biopharma, Inc. 2021 Omnibus Equity Incentive Plan) ***

Exhibit 99.3 IMMIX BIOPHARMA, INC. RESTRICTED STOCK AWARD GRANT NOTICE (Amended and Restated 2021 Omnibus Equity Incentive Plan) Immix Biopharma, Inc. (the “Company”), pursuant to its Amended and Restated 2021 Omnibus Equity Incentive Plan (the “Plan”), hereby awards to Participant, in consideration for Participant’s past or future services actually or to be rendered to the Company, the number of

July 22, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 17, 2024 IMMIX BIOPHARMA, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): July 17, 2024 IMMIX BIOPHARMA, INC.

July 22, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 CALCULATION OF FILING FEE TABLE FORM S-8 (Form type) Immix Biopharma, Inc.

July 22, 2024 EX-99.4

Form of Restricted Stock Unit Grant Agreement (Amended and Restated Immix Biopharma, Inc. 2021 Omnibus Equity Incentive Plan) ***

Exhibit 99.4 IMMIX BIOPHARMA, INC. AMENDED AND RESTATED 2021 OMNIBUS EQUITY INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD GRANT NOTICE Immix Biopharma, Inc., a Delaware corporation, (the “Company”), pursuant to its Amended and Restated 2021 Omnibus Equity Incentive Plan, as amended from time to time (the “Plan”), hereby grants to the holder listed below (the “Participant”), an award of restricted sto

June 14, 2024 EX-10.1

Immix Biopharma, Inc. Amended and Restated 2021 Omnibus Equity Incentive Plan (filed as Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on June 14, 2024 and incorporated herein by reference)

Exhibit 10.1 IMMIX BIOPHARMA, INC. AMENDED AND RESTATED 2021 OMNIBUS EQUITY INCENTIVE PLAN Section 1. Purpose of Plan. The name of the Plan is the Immix Biopharma, Inc. Amended and Restated 2021 Omnibus Equity Incentive Plan (the “Plan”). The purposes of the Plan are to (i) provide an additional incentive to selected employees, directors, and independent contractors of the Company or its Affiliate

June 14, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Submission of Matters to a Vote of Security Holders, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 11, 2024 IMMIX BIOPHARMA, INC.

May 21, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

May 20, 2024 8-K

Unregistered Sales of Equity Securities, Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 20, 2024 IMMIX BIOPHARMA, INC.

May 20, 2024 EX-4.1

Certificate of Ownership and Merger (filed as Exhibit 4.1 to the Company’s Current Report on Form 8-K filed with the SEC on May 20, 2024 and incorporated herein by reference)

Exhibit 4.1 CERTIFICATE OF OWNERSHIP AND MERGER MERGING NEXCELLA, INC., a Delaware corporation, WITH AND INTO IMMIX BIOPHARMA, INC., a Delaware corporation Immix Biopharma, Inc., a Delaware corporation (the “Parent”), hereby certifies that: FIRST: The Parent owns at least 90% of the outstanding shares of each class of the stock of Nexcella, Inc., a Delaware corporation (the “Sub”), that, absent Se

May 9, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

April 29, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

March 29, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-41159 IMMIX BIOPHARMA, INC. (Exact

March 29, 2024 EX-21.1

List of Subsidiaries of Immix Biopharma, Inc.

Exhibit 21.1 List of Subsidiaries of Immix Biopharma, Inc. Name State/Country of Organization or Incorporation Ownership Interest Immix Biopharma Australia Pty Ltd. Australia 100 % Nexcella, Inc. Delaware 95 %* *Prior to December 9, 2022, Nexcella, Inc. was a wholly-owned subsidiary of the Company. As of March 2024, Nexcella, Inc. is 95% owned by the Company.

February 20, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Immix Biopharma, Inc.

February 20, 2024 S-8

As filed with the Securities and Exchange Commission on February 16, 2024

As filed with the Securities and Exchange Commission on February 16, 2024 Registration No.

February 7, 2024 SC 13G

IMMX / Immix Biopharma, Inc. / HIRSCHMAN ORIN Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 IMMIX BIOPHARMA, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 45258H106 (CUSIP Number) February 6, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed ☐ R

February 7, 2024 424B5

5,535,055 Shares of Common Stock

Filed Pursuant to Rule 424(b)(5) Registration No. 333-269100 PROSPECTUS SUPPLEMENT (to the Prospectus dated January 11, 2023) 5,535,055 Shares of Common Stock We are selling 5,535,055 shares of our common stock. Our common stock is listed on the Nasdaq Capital Market under the symbol “IMMX.” On February 2, 2024, the last reported sales price of our common stock on the Nasdaq Capital Market was $3.

February 6, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 6, 2024 IMMIX BIOPHARMA, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 6, 2024 IMMIX BIOPHARMA, INC.

February 6, 2024 EX-99.2

Immix Biopharma Announces Pricing of $15 Million Public Offering of Common Stock

Exhibit 99.2 Immix Biopharma Announces Pricing of $15 Million Public Offering of Common Stock LOS ANGELES, February 5, 2024 — Immix Biopharma, Inc. (“ImmixBio”, “Company”, “We” or “Us” or “IMMX”), a clinical-stage biopharmaceutical company pioneering personalized therapies for oncology and immunology, today announced that it has priced an underwritten public offering of 5,535,055 shares of its com

February 6, 2024 EX-1.1

Underwriting Agreement dated as of February 5, 2024 between the Company and Titan Partners Group LLC

Exhibit 1.1 5,535,055 SHARES of Common Stock IMMIX BIOPHARMA, INC. UNDERWRITING AGREEMENT February 5, 2024 Titan Partners Group LLC, a division of American Capital Partners, LLC As the Representative of the Several underwriters, if any, named in Schedule I hereto c/o Titan Partners Group LLC, a division of American Capital Partners, LLC 4 World Trade Center, 29th Floor New York, NY 10007 Ladies an

February 6, 2024 EX-99.1

Immix Biopharma Announces Proposed Public Offering of Common Stock

Exhibit 99.1 February 5, 2024 Immix Biopharma Announces Proposed Public Offering of Common Stock LOS ANGELES, CA, February 5, 2024 — Immix Biopharma, Inc. (Nasdaq: IMMX) (the “Company”), a clinical-stage biopharmaceutical company trailblazing cell therapies in autoimmune disease, today announced that it intends to offer and sell shares of its common stock in an underwritten public offering. All of

February 5, 2024 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 5, 2024 IMMIX BIOPHARMA, INC.

February 5, 2024 424B5

SUBJECT TO COMPLETION, DATED FEBRUARY 5, 2024

Filed Pursuant to Rule 424(b)(5) Registration No. 333-269100 This preliminary prospectus supplement relates to an effective registration statement under the Securities Act of 1933, as amended, but the information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying base prospectus are not an offer to sell and are

November 13, 2023 EX-10.6

Immix Biopharma, Inc., Form of Stock Option Grant Notice and Option Agreement (Effective August 2023 Yekaterina Chudnovsky Grant (20,000))

Exhibit 10.6 IMMIX BIOPHARMA, INC. STOCK OPTION GRANT NOTICE AND OPTION AGREEMENT (Amended and Restated 2021 Omnibus Equity Incentive Plan) As a key leader in our business, you are in a position to have significant influence on the performance and success of Immix Biopharma, Inc. (the “Company”). I am pleased to inform you that, in recognition of the role you play in our collective success, you ha

November 13, 2023 EX-10.2

Immix Biopharma, Inc. Executive Clawback Policy (Incorporated by reference to Exhibit 10.2 to the Company’s Quarterly Report on Form 10-Q filed with the SEC on November 13, 2023)

Exhibit 10.2 IMMIX BIOPHARMA, INC. POLICY FOR THE RECOVERY OF ERRONEOUSLY AWARDED INCENTIVE-BASED COMPENSATION Adopted by the Board of Directors on November 6, 2023 The Board of Directors (the “Board”) of Immix Biopharma, Inc. (the “Company”) believes that it is in the best interests of the Company and its stockholders to adopt this Policy for the Recovery of Erroneously Awarded Incentive-Based Co

November 13, 2023 EX-10.3

Immix Biopharma, Inc., Form of Stock Option Grant Notice and Option Agreement (Executive Officers – August 2023)

Exhibit 10.3 IMMIX BIOPHARMA, INC. STOCK OPTION GRANT NOTICE AND OPTION AGREEMENT (Amended and Restated 2021 Omnibus Equity Incentive Plan) As a key leader in our business, you are in a position to have significant influence on the performance and success of Immix Biopharma, Inc. (the “Company”). I am pleased to inform you that, in recognition of the role you play in our collective success, you ha

November 13, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

November 13, 2023 EX-10.5

Immix Biopharma, Inc., Form of Stock Option Grant Notice and Option Agreement (Effective August 2023 Yekaterina Chudnovsky Grant (16,670))

Exhibit 10.5 IMMIX BIOPHARMA, INC. STOCK OPTION GRANT NOTICE AND OPTION AGREEMENT (Amended and Restated 2021 Omnibus Equity Incentive Plan) As a key leader in our business, you are in a position to have significant influence on the performance and success of Immix Biopharma, Inc. (the “Company”). I am pleased to inform you that, in recognition of the role you play in our collective success, you ha

November 13, 2023 EX-10.4

Immix Biopharma, Inc., Form of Stock Option Grant Notice and Option Agreement (Directors – August 2023)

Exhibit 10.4 IMMIX BIOPHARMA, INC. STOCK OPTION GRANT NOTICE AND OPTION AGREEMENT (Amended and Restated 2021 Omnibus Equity Incentive Plan) As a key leader in our business, you are in a position to have significant influence on the performance and success of Immix Biopharma, Inc. (the “Company”). I am pleased to inform you that, in recognition of the role you play in our collective success, you ha

September 26, 2023 CORRESP

IMMIX BIOPHARMA, INC. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064

IMMIX BIOPHARMA, INC. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 VIA EDGAR September 26, 2023 United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, DC 20549 Re: Immix Biopharma, Inc. Acceleration Request for Registration Statement on Form S-3 Filed September 25, 2023 File No. 333-274684 Ladies and Gentlemen: Pursuant to Rule

September 25, 2023 EX-FILING FEES

Filing fee table.

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Immix Biopharma, Inc.

September 25, 2023 S-3

As filed with the Securities and Exchange Commission on September 25, 2023

As filed with the Securities and Exchange Commission on September 25, 2023 No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 45-4869378 (State or other jurisdiction of incorporation) (IRS Employer Identification No.) 1

August 30, 2023 SC 13D

IMMX / Immix Biopharma Inc / GKCC, LLC - GKCC SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13D Under the Securities Exchange Act of 1934 IMMIX BIOPHARMA, INC. (Name of Issuer) Common Stock, par value $0.0001 per share (Title of Class of Securities) 45258H106 (CUSIP Number) GKCC, LLC 501 Silverside Road, Suite 87AVA Wilmington, DE 19809 (302) 992-8882 (Name, Address and Telephone Number of Person Authorized

August 22, 2023 EX-10.1

Form of Securities Purchase Agreement dated August 21, 2023

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is entered into as of August 21, 2023 (the “Effective Date”), by and between Immix Biopharma, Inc., a Delaware corporation (the “Company”), and the subscriber identified on the signature pages hereto (the “Subscriber”). WHEREAS: The Company desires to issue and sell to the Subscriber such number of sha

August 22, 2023 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 22, 2023 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission F

August 22, 2023 EX-4.1

Form of Pre-Funded Warrant to Purchase Common Stock

Exhibit 4.1 PRE-FUNDED WARRANT THESE SECURITIES REPRESENTED HEREBY AND THE SECURITIES ISSUABLE UPON EXERCISE OF THESE SECURITIES HAVE BEEN ACQUIRED FOR INVESTMENT AND HAVE NOT BEEN REGISTERED WITH THE UNITED STATES SECURITIES AND EXCHANGE COMMISSION UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR UNDER ANY APPLICABLE STATE SECURITIES LAWS. WITHOUT SUCH REGISTRATION, SUCH SECURITIES MAY NOT BE SOL

August 11, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

July 14, 2023 EX-1.1

Sales Agreement, dated July 14, 2023, by and between the Company and ThinkEquity LLC

Exhibit 1.1 IMMIX BIOPHARMA, INC. Shares of Common Stock ATM Sales Agreement July 14, 2023 ThinkEquity LLC 17 State Street, 41st Floor New York, New York 10004 Ladies and Gentlemen: Immix Biopharma, Inc., a Delaware corporation (the “Company”), confirms its agreement (this “Agreement”) with ThinkEquity LLC (the “Agent”), as follows: 1. Issuance and Sale of Shares. The Company agrees that, from tim

July 14, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 14, 2023 IMMIX BIOPHARMA, INC

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 14, 2023 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission File

July 14, 2023 424B5

The date of this prospectus supplement is July 14, 2023 TABLE OF CONTENTS Prospectus Supplement

Filed pursuant to Rule 424(b)(5) Registration Statement No. 333-269100 PROSPECTUS SUPPLEMENT (To Prospectus Dated January 11, 2023) Up to $4,200,000 Common Stock Immix Biopharma, Inc. We have entered into a sales agreement (the “Sales Agreement”) with ThinkEquity LLC (“ThinkEquity” or the “Sales Agent”), dated July 14, 2023, relating to the sale of shares of our common stock offered by this prospe

June 13, 2023 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 4 ex-107.htm Exhibit 107 Calculation of Filing Fee Tables FORM S-8 (Form Type) IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Fee

June 13, 2023 S-8

As filed with the Securities and Exchange Commission on June 13, 2023

As filed with the Securities and Exchange Commission on June 13, 2023 Registration No.

June 8, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 7, 2023 IMMIX BIOPHARMA, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 7, 2023 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission File

May 12, 2023 10-Q

Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

May 12, 2023 EX-10.2

Amendment to Employment Agreement by and between the Company and Ilya Rachman dated as of May 12, 2023

Exhibit 10.2 RE: Employment Agreement – Addendum B May 12, 2023 Further to the Employment Agreement dated June 18, 2021 (the “Agreement”) by and between Immix Biopharma, Inc. (the “Company”) and Ilya Rachman (“Mr. Rachman”), this letter (“Addendum B”) hereby amends as follows: The parties hereby amend Section 3 “Compensation and Benefits” specifically as follows, and not otherwise: 1. Section 3.1

May 12, 2023 EX-10.3

Amendment to Master Services Agreement by and between the Company and Alwaysraise, LLC dated as of May 12, 2023

Exhibit 10.3 RE: Management Services Agreement – Addendum C May 12, 2023 Further to the Management Services Agreement dated March 24, 2021 (the “Agreement”) by and between Immix Biopharma, Inc. (the “Company”) and Alwaysraise LLC (“Alwaysraise”), this letter (“Addendum C”) hereby amends as follows: The parties hereby amend Section 4 “Compensation” specifically as follows, and not otherwise: 1. Del

April 25, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

April 25, 2023 DEF 14A

Immix Biopharma, Inc. Amended and Restated 2021 Omnibus Equity Incentive Plan (Incorporated by reference to Appendix A to the Company’s Definitive Proxy Statement on Schedule 14A filed with the SEC on April 25, 2023)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

March 27, 2023 EX-10.12

Senior Unsecured Promissory Note issued by Nexcella, Inc. to Immix Biopharma, Inc. on December 21, 2022 (Incorporated by reference to Exhibit 10.12 to the Company’s Annual Report on Form 10-K filed with the SEC on March 27, 2023.

EX-10.12 3 ex10-12.htm Exhibit 10.12 SENIOR UNSECURED promissory note December 21, 2022 1. Payment Obligation. (a) For value received, the undersigned, Nexcella, Inc. (formerly Immix Biopharma Cell Therapy Inc.), a Delaware corporation (the “Borrower” or the “Company”), unconditionally promises to pay to the order of Immix Biopharma Inc., a Delaware corporation (the “Lender”) the principal amount

March 27, 2023 10-K

Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-41159 IMMIX BIOPHARMA, INC. (Exact

March 27, 2023 EX-21.1

List of Subsidiaries of Immix Biopharma, Inc.

Exhibit 21.1 List of Subsidiaries of Immix Biopharma, Inc. Name State/Country of Organization or Incorporation Ownership Interest Immix Biopharma Australia Pty Ltd. Australia 100% Nexcella, Inc. Delaware 98%* *Prior to December 9, 2022, Nexcella, Inc. was a wholly-owned subsidiary of the Company. As of February 2023, Nexcella, Inc. is 98% owned by the Company.

March 27, 2023 EX-4.3

Exhibit 4.3

Exhibit 4.3 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of December 31, 2022, Immix Biopharma, Inc. (“the Company”) had one class of security registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), its common stock, par value $0.0001 per share (the “Common Stock”). Description of

March 22, 2023 EX-1.1

Sales Agreement, dated March 22, 2023, by and between the Company and ThinkEquity LLC

Exhibit 1.1 IMMIX BIOPHARMA, INC. Up to $5,000,000 Shares of Common Stock ATM Sales Agreement March 22, 2023 ThinkEquity LLC 17 State Street, 41st Floor New York, New York 10004 Ladies and Gentlemen: Immix Biopharma, Inc., a Delaware corporation (the “Company”), confirms its agreement (this “Agreement”) with ThinkEquity LLC (the “Agent”), as follows: 1. Issuance and Sale of Shares. The Company agr

March 22, 2023 424B5

The date of this prospectus supplement is March 22, 2023 TABLE OF CONTENTS Prospectus Supplement

Filed pursuant to Rule 424(b)(5) Registration Statement No. 333-269100 PROSPECTUS SUPPLEMENT (To Prospectus Dated January 11, 2023) Up to $5,000,000 Common Stock Immix Biopharma, Inc. We have entered into a sales agreement (the “Sales Agreement”) with ThinkEquity LLC (“ThinkEquity” or the “Sales Agent”), dated March 22, 2023, relating to the sale of shares of our common stock offered by this prosp

March 22, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 22, 2023 IMMIX BIOPHARMA, IN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 22, 2023 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission Fil

March 13, 2023 8-K/A

Regulation FD Disclosure, Entry into a Material Definitive Agreement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 10, 2023 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission F

March 13, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 10, 2023 IMMIX BIOPHARMA, IN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 10, 2023 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission Fil

January 18, 2023 EX-10.1

Form of Share Purchase Agreement (Incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on January 18, 2023)

Exhibit 10.1 IMMIX BIOPHARMA CELL THERAPY, INC. SHARE PURCHASE AGREEMENT This Share Purchase Agreement (this “Agreement”), is made as of , 2023 by and among Immix Biopharma Cell Therapy, Inc. a Delaware company incorporated with an office at 11400 West Olympic Blvd, Suite 200 Los Angeles, CA 90064 (the “Company”), and the investors listed on Exhibit A attached to this Agreement (each an “Investor”

January 18, 2023 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 12, 2023 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission F

January 9, 2023 CORRESP

Immix Biopharma, Inc. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064

CORRESP 1 filename1.htm Immix Biopharma, Inc. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 January 9, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Attention: Lauren Hamill Re: Immix Biopharma, Inc. Registration Statement on Form S-3 File No. 333-269100 Filed January 3, 2023 Ladies and Gentleme

January 3, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables FORM S-3 (Form Type) IMMIX BIOPHARMA, INC.

January 3, 2023 S-3

As filed with the U.S. Securities and Exchange Commission on January 3, 2023

As filed with the U.S. Securities and Exchange Commission on January 3, 2023 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Immix Biopharma, Inc. (Exact name of registrant as specified in its charter) Delaware 45-4869378 (State or other jurisdiction IRS Employer of incorporation or organiz

January 3, 2023 EX-4.3

Form of Senior Indenture (Incorporated by reference to Exhibit 4.3 to the Company’s Registration Statement on Form S-3 filed with the SEC on January 3, 2023)

Exhibit 4.3 IMMIX BIOPHARMA, INC., ISSUER AND [TRUSTEE], TRUSTEE INDENTURE DATED AS OF , 20 SENIOR DEBT SECURITIES TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 1 Section 1.1 Definitions of Terms 1 ARTICLE II ISSUE, DESCRIPTION, TERMS, EXECUTION, REGISTRATION AND EXCHANGE OF SECURITIES 4 Section 2.1 Designation and Terms of Securities 4 Section 2.2 Form of Securities and Trustee?s Certificate 5 Sec

January 3, 2023 EX-4.4

Form of Subordinated Indenture (Incorporated by reference to Exhibit 4.4 to the Company’s Registration Statement on Form S-3 filed with the SEC on January 3, 2023)

EX-4.4 3 ex4-4.htm Exhibit 4.4 IMMIX BIOPHARMA, INC., ISSUER AND [TRUSTEE], TRUSTEE INDENTURE DATED AS OF , 20 SUBORDINATED DEBT SECURITIES TABLE OF CONTENTS Page ARTICLE 1 DEFINITIONS 1 Section 1.01 Definitions of Terms 1 ARTICLE 2 ISSUE, DESCRIPTION, TERMS, EXECUTION, REGISTRATION AND EXCHANGE OF SECURITIES 4 Section 2.01 Designation and Terms of Securities 4 Section 2.02 Form of Securities and

December 16, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 16, 2022 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission

December 16, 2022 EX-99.1

Corporate Presentation of Nexcella, Inc., a wholly-owned subsidiary of Immix Biopharma, Inc.

EX-99.1 2 ex99-1.htm Exhibit 99.1

December 14, 2022 EX-99.1

Immix Biopharma in-licenses NXC-201, BCMA-targeted Next-Generation CAR-T Therapy Demonstrating High Complete Response Rate in Heavily Pre-Treated Multiple Myeloma (71% Complete Responses) and AL Amyloidosis (100% Complete Responses)

Exhibit 99.1 Immix Biopharma in-licenses NXC-201, BCMA-targeted Next-Generation CAR-T Therapy Demonstrating High Complete Response Rate in Heavily Pre-Treated Multiple Myeloma (71% Complete Responses) and AL Amyloidosis (100% Complete Responses) ? Multiple Myeloma - 85% overall response rate (71% CR/sCR) for NXC-201 at therapeutic dose in an ongoing Phase 1b study in 20 relapsed/refractory patient

December 14, 2022 8-K

Entry into a Material Definitive Agreement, Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 8, 2022 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission F

December 14, 2022 EX-10.1

Research and License Agreement entered into on December 8, 2022 by and between Nexcella, Inc. (formerly Immix Biopharma Cell Therapy, Inc.), Hadasit Medical Research Services & Development, Ltd. and BIRAD Research and Development Company Ltd. (Incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on December 14, 2022)

EX-10.1 2 ex10-1.htm Exhibit 10.1 [*] Certain information in this document has been omitted from this exhibit because it is both (i) not material and (ii) would be competitively harmful if publicly disclosed RESEARCH AND LICENSE AGREEMENT This Research and License Agreement (this “Agreement”) is entered into on November 27, 2022 (the “Effective Date”), by and between Hadasit Medical Research Servi

November 9, 2022 EX-10.1

Amendment to Employment Agreement by and between the Company and Ilya Rachman dated as of November 9, 2022 (Incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q filed with the SEC on November 9, 2022)

EX-10.1 2 ex10-1.htm Exhibit 10.1

November 9, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

November 9, 2022 EX-10.2

Amendment to Master Services Agreement by and between the Company and Alwaysraise, LLC dated as of November 9, 2022 (Incorporated by reference to Exhibit 10.2 to the Company’s Quarterly Report on Form 10-Q filed with the SEC on November 9, 2022)

Exhibit 10.2

August 12, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

July 19, 2022 RW

Immix Biopharma, Inc. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064

RW 1 formrw.htm Immix Biopharma, Inc. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 July 18, 2022 Securities and Exchange Commission Division of Corporation Finance 100 F Street, NE Washington, D.C. 20549 Re: Immix Biopharma, Inc. File No. 333-265292 Application for Withdrawal on Form RW pursuant to Rule 477 of the Securities Act of 1933 of the Registration Statement on Form S-1 Ladies

June 30, 2022 RW WD

Immix Biopharma, Inc. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064

RW WD 1 formrwwd.htm Immix Biopharma, Inc. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 June 30, 2022 Securities and Exchange Commission Division of Corporation Finance 100 F Street, NE Washington, D.C. 20549 Re: Immix Biopharma, Inc. File No. 333-265292 Application for Withdrawal on Form RW pursuant to Rule 477 of the Securities Act of 1933 of the Registration Statement on Form S-1 L

June 9, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 8, 2022 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission File

May 27, 2022 S-1

As filed with the U.S. Securities and Exchange Commission on May 27, 2022.

As filed with the U.S. Securities and Exchange Commission on May 27, 2022. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 2834 45-4869378 (State or other jurisdiction of incorporation or organization) (

May 27, 2022 EX-4.2

Form of Representative’s Warrant

Exhibit 4.2 THE REGISTERED HOLDER OF THIS PURCHASE WARRANT BY ITS ACCEPTANCE HEREOF, AGREES THAT IT WILL NOT SELL, TRANSFER OR ASSIGN THIS PURCHASE WARRANT EXCEPT AS HEREIN PROVIDED AND THE REGISTERED HOLDER OF THIS PURCHASE WARRANT AGREES THAT IT WILL NOT SELL, TRANSFER, ASSIGN, PLEDGE OR HYPOTHECATE THIS PURCHASE WARRANT FOR A PERIOD OF ONE HUNDRED EIGHTY (180) DAYS FOLLOWING THE EFFECTIVE DATE

May 27, 2022 EX-1.1

Form of Underwriting Agreement

EX-1.1 2 ex1-1.htm Exhibit 1.1 UNDERWRITING AGREEMENT between IMMIX BIOPHARMA, INC. and THINKEQUITY LLC as Representative of the Several Underwriters IMMIX BIOPHARMA, INC. UNDERWRITING AGREEMENT New York, New York May [●], 2022 ThinkEquity LLC As Representative of the several Underwriters named on Schedule 1 attached hereto 17 State Street, 22nd Fl. New York, NY 10004 Ladies and Gentlemen: The und

May 27, 2022 FWP

FWP

May 27, 2022 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 6 ex107.htm CALCULATION OF FILING FEE TABLES Exhibit 107 Calculation of Filing Fee Tables FORM S-1 (Form Type) IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price((1)(2)(3) F

May 24, 2022 DRS

As confidentially submitted to the U.S. Securities and Exchange Commission on May 23, 2022 pursuant to the Jumpstart Our Business Startups Act of 2012.

As confidentially submitted to the U.S. Securities and Exchange Commission on May 23, 2022 pursuant to the Jumpstart Our Business Startups Act of 2012. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 283

May 13, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 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 Commission File Number: 001-41159 IMMIX BIOPHARMA, INC.

April 25, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 formdefa14a.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by

April 25, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

March 28, 2022 EX-4.3

Description of the Registrant’s Securities

Exhibit 4.3 DESCRIPTION OF THE REGISTRANT?S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of December 31, 2021, Immix Biopharma, Inc. (?the Company?) had one class of security registered under Section 12 of the Securities Exchange Act of 1934, as amended (the ?Exchange Act?), its common stock, par value $0.0001 per share (the ?Common Stock?). Description of

March 28, 2022 EX-14.1

Code of Business Conduct and Ethics

Exhibit 14.1 IMMIX BIOPHARMA, INC. CODE OF BUSINESS CONDUCT AND ETHICS (Effective September 10, 2021) Immix Biopharma, Inc. (the ?Company?) has adopted the following Code of Business Conduct and Ethics (this ?Code?) for directors, executive officers and employees of the Company. This Code is intended to focus the directors, executive officers and employees on areas of ethical risk, provide guidanc

March 28, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-41159 IMMIX BIOPHARMA, INC. (Exact

March 28, 2022 EX-21.1

List of Subsidiaries of Immix Biopharma, Inc.

Exhibit 21.1 List of Subsidiaries of Immix Biopharma, Inc. Name State/Country of Organization or Incorporation Immix Biopharma Australia Pty Ltd. Australia

March 2, 2022 SC 13G/A

IMMX / Immix Biopharma Inc / Murchinson Ltd. Passive Investment

SC 13G/A 1 formsc13ga.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G/A Amendment No. 1 Under the Securities Exchange Act of 1934* Immix Biopharma, Inc. (Name of Issuer) Common Shares, $0.0001 par value (Title of Class of Securities) 45258H106 (CUSIP Number) February 25, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to

March 2, 2022 EX-1

Joint Filing Statement Pursuant to Rule 13d-1(k)(1)

EX-1 2 ex1.htm Exhibit 1 Joint Filing Statement Pursuant to Rule 13d-1(k)(1) The undersigned hereby consent and agree to the joint filing of Schedule 13G under the Securities Exchange Act of 1934, as amended, with respect to the Common Shares of Immix Biopharma, Inc. beneficially owned by them, together with any or all amendments thereto, when and if appropriate. The parties hereto further consent

February 11, 2022 EX-1

EXHIBIT 1

Immix Biopharma, Inc. SC 13G/A EXHIBIT 1 JOINT ACQUISITION STATEMENT PURSUANT TO SECTION 240.13d-1(k) The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint

February 11, 2022 SC 13G/A

IMMX / Immix Biopharma Inc / Altium Capital Management LP - AMENDMENT TO SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Immix Biopharma, Inc. (Name of Issuer) Common stock, $0.0001 par value (Title of Class of Securities) 45258H106 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pu

February 9, 2022 SC 13G

IMMX / Immix Biopharma Inc / Murchinson Ltd. Passive Investment

SC 13G 1 formsc13g.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934* Immix Biopharma, Inc. (Name of Issuer) Common Shares, $0.0001 par value (Title of Class of Securities) 45258H106 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule p

February 9, 2022 EX-1

Joint Filing Statement Pursuant to Rule 13d-1(k)(1)

Exhibit 1 Joint Filing Statement Pursuant to Rule 13d-1(k)(1) The undersigned hereby consent and agree to the joint filing of Schedule 13G under the Securities Exchange Act of 1934, as amended, with respect to the Common Shares of Immix Biopharma, Inc.

January 25, 2022 S-8

As filed with the Securities and Exchange Commission on January 25, 2022

As filed with the Securities and Exchange Commission on January 25, 2022 Registration No.

January 19, 2022 EX-99.1

TITLE ABOVE IMAGE: 100% of Patients On IMX-110 Completed Planned Treatment Cycles CAPTION BELOW IMAGE: Immix Biopharma, Inc. (NASDAQ:IMMX)

Exhibit 99.1 ImmixBio Announces Positive IMX-110 Phase 1b/2a Interim Clinical Trial Safety Data Demonstrating 100% Completion of Planned Treatment Cycles ? 100% of patients treated with IMX-110 completed planned treatment cycles without drug-related interruptions in its ongoing Phase 1b/2a clinical trial ? IMX-110 is in clinical development as a monotherapy for soft tissue sarcoma (STS), a $3 bill

January 19, 2022 8-K

Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 19, 2022 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission F

January 12, 2022 EX-99.1

TITLE ABOVE IMAGE: IMX-110 Surpasses Standard of Care in Mice Cancer Study CAPTION BELOW IMAGE: Immix Biopharma, Inc. (NASDAQ:IMMX)

EX-99.1 2 ex99-1.htm Exhibit 99.1 ImmixBio IMX-110 Produced 50% Positive Response Rate in First-Line-Therapy-Resistant Cancer, Surpassing the Standard of Care in Mice Study ● IMX-110 produced a 50% response rate after 1 cycle of treatment as a monotherapy in first-line-therapy-resistant cancer - soft tissue sarcoma (STS) mice study ● IMX-110 response rate surpassed standard of care doxorubicin’s r

January 12, 2022 8-K

Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 12, 2022 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporation) (Commission F

January 3, 2022 EX-99.1

U.S. Food and Drug Administration Approves Immix Biopharma Rare Pediatric Disease Designation for IMX-110 as a Treatment for Life-Threatening Pediatric Cancer in Children

Exhibit 99.1 U.S. Food and Drug Administration Approves Immix Biopharma Rare Pediatric Disease Designation for IMX-110 as a Treatment for Life-Threatening Pediatric Cancer in Children ? Rare Pediatric Disease Designation (?RPDD?) qualifies Immix Biopharma to receive fast track review, and a priority review voucher (?PRV?) at the time of marketing approval of IMX-110. ? PRV holders can benefit from

January 3, 2022 8-K

Other Events, Financial Statements and Exhibits

8-K 1 form8-k.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 3, 2022 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporati

December 27, 2021 EX-1

EXHIBIT 1

EX-1 2 ex-1.htm JOINT ACQUISITION STATEMENT Altium Capital Management, LP SC 13G EXHIBIT 1 JOINT ACQUISITION STATEMENT PURSUANT TO SECTION 240.13d-1(k) The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigne

December 27, 2021 SC 13G

Altium Capital Management LP - SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP

SC 13G 1 immx-sc13g121621.htm SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Immix Biopharma, Inc. (Name of Issuer) Common stock, $0.0001 par value (Title of Class of Securities) 45258H106 (CUSIP Number) December 16, 2021 (Date of Event Whic

December 20, 2021 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Other Events, Financial Statements and Exhibits

8-K 1 form8k.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 20, 2021 IMMIX BIOPHARMA, INC. (Exact name of registrant as specified in its charter) Delaware 001-41159 45-4869378 (State or other jurisdiction of incorporat

December 20, 2021 EX-3.1

Third Amended and Restated Certificate of Incorporation of Immix Biopharma, Inc. (Incorporated by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K filed with the SEC on December 20, 2021)

Exhibit 3.1

December 20, 2021 EX-99.2

Immix Biopharma, Inc. Announces Closing of Initial Public Offering

EX-99.2 5 ex99-2.htm Exhibit 99.2 Immix Biopharma, Inc. Announces Closing of Initial Public Offering LOS ANGELES, CA, Dec. 20, 2021 (GLOBE NEWSWIRE) — Immix Biopharma, Inc. (Nasdaq: IMMX) (“ImmixBio” or the “Company”), a biopharmaceutical company pioneering Tissue Specific Therapeutics (TSTx)TM targeting oncology and immuno-dysregulated diseases, today announced the closing of its initial public o

December 20, 2021 EX-99.1

Immix Biopharma, Inc. Announces Pricing of Initial Public Offering

Exhibit 99.1 Immix Biopharma, Inc. Announces Pricing of Initial Public Offering December 15, 2021 LOS ANGELES, Dec. 15, 2021 (GLOBE NEWSWIRE) ? Immix Biopharma, Inc. (Nasdaq: IMMX) (?ImmixBio? or the ?Company?), a biopharmaceutical company pioneering Tissue Specific Therapeutics (TSTx)TM targeting oncology and immuno-dysregulated diseases, announced today the pricing of its initial public offering

December 20, 2021 EX-3.2

Amended and Restated Bylaws (Incorporated by reference to Exhibit 3.2 to the Company’s Current Report on Form 8-K filed with the SEC on December 20, 2021)

Exhibit 3.2 AMENDED AND RESTATED BYLAWS IMMIX BIOPHARMA, INC. a Delaware Corporation (the ?Corporation?) As Adopted on December 20, 2021 ARTICLE I MEETINGS OF STOCKHOLDERS Section 1.1 Place of Meetings. Meetings of stockholders shall be held at any place, within or outside the State of Delaware, designated by the board of directors of the Corporation (the ?Board of Directors?). The Board of Direct

December 17, 2021 424B4

The date of this prospectus is December 15, 2021

PROSPECTUS Filed Pursuant to Rule 424(b)(4) Registration No. 333-259591 4,200,000 Shares Common Stock Immix Biopharma, Inc. This is a firm commitment initial public offering of 4,200,000 shares of Immix Biopharma, Inc. common stock. Prior to this offering, there has been no public market for our common stock. The initial public offering price of our common stock is $5.00 per share. We have been ap

December 13, 2021 8-A12B

Form 8-A

8-A12B 1 form8a-12b.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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 Immix Biopharma, Inc. (Exact name of registrant as specified in its charter) Delaware 45-4869378 (State or other jurisdiction of incorporation or organization (I.R.S. Employ

December 13, 2021 CORRESP

IMMIX BIOPHARMA, INC. 1140 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 December 13, 2021

IMMIX BIOPHARMA, INC. 1140 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 December 13, 2021 VIA EDGAR United States Securities and Exchange Commission 100 F. Street, NE Washington, DC 20549 Attention: Gary Newberry Al Pavot Jane Park Laura Crotty Re: Immix Biopharma, Inc. Registration Statement on Form S-1, as amended File No. 333-259591 Ladies and Gentlemen: Pursuant to Rule 461 of the Gener

December 13, 2021 CORRESP

[Signature Page Follows]

CORRESP 1 filename1.htm December 13, 2021 Via EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, NE Washington, D.C. 20549 Attn: Jane Park Laura Crotty Re: Immix Biopharma, Inc. (the “Company”) Registration Statement on Form S-1/A File No. 333-259591 Acceleration Request Requested Date: December 15, 2021 Requested Time: 4:45 p.m., Eastern Standard Time Ladies an

December 1, 2021 FWP

FWP

November 4, 2021 S-1/A

As filed with the U.S. Securities and Exchange Commission on November 4, 2021.

As filed with the U.S. Securities and Exchange Commission on November 4, 2021. Registration No. 333-259591 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 AMENDMENT NO. 4 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 2834 45-4869378 (State or other jurisdiction of inc

October 28, 2021 EX-1.1

Form of Underwriting Agreement

Exhibit 1.1 UNDERWRITING AGREEMENT between IMMIX BIOPHARMA, INC. and THINKEQUITY LLC as Representative of the Several Underwriters IMMIX BIOPHARMA, INC. UNDERWRITING AGREEMENT New York, New York [?], 2021 ThinkEquity LLC As Representative of the several Underwriters named on Schedule 1 attached hereto 17 State Street, 22nd Fl. New York, NY 10004 Ladies and Gentlemen: The undersigned, Immix Biophar

October 28, 2021 EX-4.2

Form of Representative’s Warrant

Exhibit 4.2 Form of Representative?s Warrant Agreement THE REGISTERED HOLDER OF THIS PURCHASE WARRANT BY ITS ACCEPTANCE HEREOF, AGREES THAT IT WILL NOT SELL, TRANSFER OR ASSIGN THIS PURCHASE WARRANT EXCEPT AS HEREIN PROVIDED AND THE REGISTERED HOLDER OF THIS PURCHASE WARRANT AGREES THAT IT WILL NOT SELL, TRANSFER, ASSIGN, PLEDGE OR HYPOTHECATE THIS PURCHASE WARRANT FOR A PERIOD OF ONE HUNDRED EIGH

October 28, 2021 S-1/A

As filed with the U.S. Securities and Exchange Commission on October 28, 2021.

As filed with the U.S. Securities and Exchange Commission on October 28, 2021. Registration No. 333-259591 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 AMENDMENT NO. 3 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 2834 45-4869378 (State or other jurisdiction of inc

October 15, 2021 EX-10.8

Clinical Collaboration and Supply Agreement by and between the Company and BeiGene Switzerland GmbH dated August 20, 2021 (Incorporated by reference to Exhibit 10.8 to the Company’s Registration Statement on Form S-1/A filed with the SEC on October 15, 2021)

Exhibit 10.8 [*] Certain information in this document has been omitted from this exhibit because it is both (i) not material and (ii) would be competitively harmful if publicly disclosed. CLINICAL COLLABORATION AND SUPPLY AGREEMENT This Clinical Collaboration and Supply Agreement (this “Agreement”), made as of August 20, 2021 (the “Effective Date”), is by and between IMMiX BioPharma, Inc., a corpo

October 15, 2021 CORRESP

IMMIX BIOPHARMA, INC. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064

IMMIX BIOPHARMA, INC. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 October 15, 2021 VIA EDGAR United States Securities and Exchange Commission 100 F. Street, NE Washington, DC 20549 Attention: Gary Newberry Al Pavot Jane Park Laura Crotty Re: Immix Biopharma, Inc. Amendment No. 1 to Registration Statement on Form S-1 Filed October 6, 2021 File No. 333-259591 Dear Ladies and Gentlemen:

October 15, 2021 S-1/A

As filed with the U.S. Securities and Exchange Commission on October 15, 2021.

As filed with the U.S. Securities and Exchange Commission on October 15, 2021. Registration No. 333-259591 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 AMENDMENT NO. 2 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 2834 45-4869378 (State or other jurisdiction of inc

October 6, 2021 S-1/A

Power of Attorney

As filed with the U.S. Securities and Exchange Commission on October 6, 2021. Registration No. 333- 259591 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 2834 45-4869378 (State or other jurisdiction of inc

October 6, 2021 EX-10.2

Form of Indemnification Agreement with directors and executive officers

Exhibit 10.2 IMMIX BIOPHARMA, Inc. INDEMNIFICATION AGREEMENT This INDEMNIFICATION AGREEMENT (?Agreement?) is made as of , 2021 by and between Immix Biopharma, Inc., a Delaware corporation (the ?Company?), and (?Indemnitee?). This Agreement supersedes and replaces any and all previous Agreements between the Company and Indemnitee covering the subject matter of this Agreement. RECITALS WHEREAS, high

October 6, 2021 EX-10.1

2021 Equity Incentive Plan

EX-10.1 8 ex10-1.htm Exhibit 10.1 IMMIX BIOPHARMA, INC. 2021 OMNIBUS EQUITY INCENTIVE PLAN Section 1. Purpose of Plan. The name of the Plan is the Immix Biopharma, Inc. 2021 Omnibus Equity Incentive Plan (the “Plan”). The purposes of the Plan are to (i) provide an additional incentive to selected employees, directors, and independent contractors of the Company or its Affiliates whose contributions

October 6, 2021 EX-3.1

Second Amended and Restated Certificate of Incorporation, currently in effect

Exhibit 3.1 SECOND AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF IMMIX BIOPHARMA, INC. (Pursuant to Sections 242 and 245 of the General Corporation Law of the State of Delaware) Immix Biopharma, Inc., a corporation organized and existing under and by virtue of the provisions of the General Corporation Law of the State of Delaware (the “General Corporation Law”), DOES HEREBY CERTIFY: 1. That

October 6, 2021 EX-10.5

Employment Agreement by and between the Company and Ilya Rachman dated June 18, 2021

EX-10.5 12 ex10-5.htm Exhibit 10.5 EMPLOYMENT AGREEMENT AGREEMENT dated as of June 18, 2021 between Ilya Rachman, (“Executive”), and Immix Biopharma, Inc., a Delaware corporation having its principal office at 10573 W. Pico Blvd., # 58, Los Angeles, CA 90064 (“Company”); WHEREAS, the Company desires to employ Executive, and Executive desires to be employed by the Company, on the terms and conditio

October 6, 2021 EX-3.4

Form of Amended and Restated Bylaws, to be effective immediately prior to the closing of this offering

Exhibit 3.4 IMMIX BIOPHARMA, INC. a Delaware Corporation (the “Corporation”) AMENDED AND RESTATED BYLAWS As Adopted [ ], 2021 ARTICLE I MEETINGS OF STOCKHOLDERS Section 1.1 Place of Meetings. Meetings of stockholders shall be held at any place, within or outside the State of Delaware, designated by the board of directors of the Corporation (the “Board of Directors”). The Board of Directors may, in

October 6, 2021 EX-3.3

Form of Third Amended and Restated Certificate of Incorporation, to be effective immediately prior to the closing of this offering

EX-3.3 4 ex3-3.htm Exhibit 3.3 THIRD AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF IMMIX BIOPHARMA, INC. (Pursuant to Sections 242 and 245 of the General Corporation Law of the State of Delaware) Immix Biopharma, Inc. (the “Corporation”), a corporation organized and existing under and by virtue of the provisions of the General Corporation Law of the State of Delaware (the “DGCL”), does here

October 6, 2021 EX-10.3

IP License Agreement by and between the Company and Immix Biopharma Australia Pty Ltd dated January 23, 2017

Exhibit 10.3 Parties and Background [*] Certain information in this document has been omitted from this exhibit because it is both (i) not material and (ii) would be competitively harmful if publicly disclosed. IP Licence Agreement Agreement dated 2017 Parties Licensor Name Immix Biopharma, Inc. Entity Number C3640625 Address 11150 West Olympic Boulevard, Suite 1120, Los Angeles California 90064 U

October 6, 2021 EX-3.2

Bylaws, currently in effect

Exhibit 3.2 BYLAWS OF IMMIX BIOPHARMA, INC., a Delaware corporation Adopted as of June 18, 2021 BYLAWS OF IMMIX BIOPHARMA, INC. A DELAWARE CORPORATION ARTICLE I. CORPORATE OFFICES Section 1.1 Registered Office. The board of directors shall establish the registered office of the corporation in the State of Delaware and may, at any time, change the registered office by resolution of the board of dir

October 6, 2021 EX-3.5

Certificate of Amendment to Second Amended and Restated Certificate of Incorporation

Exhibit 3.5 Certificate of Amendment of Second Amended and Restated Certificate of Incorporation of Immix Biopharma, Inc. Under Section 242 of the Delaware General Corporation Law Immix Biopharma, Inc., a corporation organized and existing under the laws of the State of Delaware (the “Corporation”) hereby certifies as follows: FIRST: The Second Amended and Restated Certificate of Incorporation of

October 6, 2021 EX-10.6

Management Services Agreement by and between the Company and Alwaysraise LLC, dated March 18, 2021

Exhibit 10.6 MANAGEMENT SERVICES AGREEMENT This MANAGEMENT SERVICES AGREEMENT (?Agreement?) is made and entered into as of the 24th day of March, 2021 by and between Alwaysraise, LLC, a California limited liability company (?Alwaysraise?), and Immix Biopharma Inc., a Delaware corporation (?Company?) each a ?party? and collectively the ?parties?. WHEREAS, Gabriel Morris (?Mr. Morris?) is the sole p

October 6, 2021 EX-4.1

Specimen Stock Certificate evidencing the shares of common stock

Exhibit 4.1

October 6, 2021 CORRESP

IMMIX BIOPHARMA, INC. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064

CORRESP 1 filename1.htm IMMIX BIOPHARMA, INC. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 October 6, 2021 VIA EDGAR United States Securities and Exchange Commission 100 F. Street, NE Washington, DC 20549 Attention: Gary Newberry Al Pavot Jane Park Laura Crotty Re: Immix Biopharma, Inc. Registration Statement on Form S-1 Filed September 17, 2021 File No. 333-259591 Dear Ladies and Gen

October 6, 2021 EX-10.4

2016 Equity Incentive Plan

Exhibit 10.4 IMMIX BIOPHARMA, INC. 2016 EQUITY INCENTIVE PLAN ADOPTED BY THE BOARD OF DIRECTORS: November 30, 2016 APPROVED BY THE STOCKHOLDERS: November 30, 2016 TERMINATION DATE: November 29, 2026 1. General. (a) Eligible Stock Award Recipients. Employees, Directors and Consultants are eligible to receive Stock Awards. (b) Available Stock Awards. The Plan provides for the grant of the following

October 6, 2021 EX-10.7

Master Service Agreement by and between the Company and AxioMx, Inc. dated December 22, 2014

EX-10.7 14 ex10-7.htm Exhibit 10.7 Master Services Agreement This Master Services Agreement (this “Agreement”) dated as of December 22, 2014 (the “Effective Date”) is entered into by and between AxioMx, Inc., a Delaware corporation having a place of business at 688 East Main Street, Branford CT 06405 (“AxioMx”) and Immix Biopharma Inc, a Delaware corporation having an address at 2216 Linnington Av

September 17, 2021 S-1

As filed with the U.S. Securities and Exchange Commission on September 16, 2021.

S-1 1 forms-1.htm As filed with the U.S. Securities and Exchange Commission on September 16, 2021. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 2834 45-4869378 (State or other jurisdiction of incorpor

September 16, 2021 CORRESP

IMMIX BIOPHARMA, INC. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064

CORRESP 1 filename1.htm IMMIX BIOPHARMA, INC. 11400 West Olympic Blvd., Suite 200 Los Angeles, CA 90064 September 16, 2021 VIA EDGAR United States Securities and Exchange Commission 100 F. Street, NE Washington, DC 20549 Attention: Gary Newberry Jane Park Laura Crotty Re: Immix Biopharma, Inc. Draft Registration Statement on Form S-1 Submitted July 20, 2021 CIK No. 0001873835 Dear Ladies and Gentl

July 20, 2021 DRS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter)

As confidentially submitted to the U.S. Securities and Exchange Commission on July 20, 2021 pursuant to the Jumpstart Our Business Startups Act of 2012. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 IMMIX BIOPHARMA, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 28

July 20, 2021 DRSLTR

30 Rockefeller Plaza

DRSLTR 1 filename1.htm Sheppard, Mullin, Richter & Hampton LLP 30 Rockefeller Plaza New York, New York 10112-0015 212.653.8700 main 212.653.8701 fax www.sheppardmullin.com July 20, 2021 CONFIDENTIAL SUBMISSION VIA EDGAR Draft Registration Statement U.S. Securities and Exchange Commission Division of Corporation Finance 100 F. Street, N.E. Washington, D.C. 20549 Re: Immix Biopharma, Inc. Draft Regi

Fintel data has been cited in the following publications:
Daily Mail Fox Business Business Insider Wall Street Journal The Washington Post Bloomberg Financial Times Globe and Mail
NASDAQ.com Reuters The Guardian Associated Press FactCheck.org Snopes Politifact
Federal Register The Intercept Forbes Fortune Magazine TheStreet Time Magazine Canadian Broadcasting Corporation International Business Times
Cambridge University Press Investopedia MarketWatch NY Daily News Entrepreneur Newsweek Barron's El Economista