BL / BlackLine, Inc. - Документы SEC, Годовой отчет, Доверенное заявление

БлэкЛайн, Инк.
US ˙ NasdaqGS ˙ US09239B1098

Основная статистика
LEI 529900P9N7PK9LV5EK56
CIK 1666134
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 BlackLine, 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 6, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 BlackLine,

August 5, 2025 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 30, 2025 BLACKLINE, INC. (Exa

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 30, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Numbe

August 5, 2025 EX-99.1

BlackLine Announces Co-CEO Transition and New Lead Independent Director Therese Tucker to transition from her role as Co-CEO and focus on her role as Founder. Owen Ryan will serve as CEO of BlackLine. David Henshall to serve as Lead Independent Direc

Exhibit 99.1 BlackLine Announces Co-CEO Transition and New Lead Independent Director Therese Tucker to transition from her role as Co-CEO and focus on her role as Founder. Owen Ryan will serve as CEO of BlackLine. David Henshall to serve as Lead Independent Director. LOS ANGELES – August 5, 2025 – BlackLine, Inc. (Nasdaq: BL) (“BlackLine” or the “Company”), the future-ready platform for the Office

August 5, 2025 EX-99.1

BlackLine Announces Second Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Second Quarter Financial Results LOS ANGELES, Aug. 05, 2025 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the second quarter ended June 30, 2025. “Our strong second quarter results demonstrate BlackLine's growing success, which is a direct outcome of our disciplined go-to-market execution and significant progress on the stra

August 5, 2025 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): August 5, 2025 BLACKLINE, INC. (E

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 5, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Num

July 28, 2025 EX-99.1

BlackLine Appoints Greg Hughes to Board of Directors, Expanding Enterprise Software and Strategic Growth Expertise

Exhibit 99.1 BlackLine Appoints Greg Hughes to Board of Directors, Expanding Enterprise Software and Strategic Growth Expertise LOS ANGELES – July 28, 2025 – BlackLine, Inc. (Nasdaq: BL), the future-ready financial operations platform for the Office of the CFO, today announced the appointment of Greg Hughes to its Board of Directors effective July 25, 2025. A seasoned enterprise software executive

July 28, 2025 8-K

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) July 24, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Numbe

June 16, 2025 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 13, 2025 BLACKLINE, INC. (Exa

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 13, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Numbe

June 16, 2025 EX-99.1

BlackLine Appoints Former Deloitte Global Executive Sam Balaji to Board of Directors

Exhibit 99.1 BlackLine Appoints Former Deloitte Global Executive Sam Balaji to Board of Directors LOS ANGELES – June 16, 2025 – BlackLine, Inc. (Nasdaq: BL), the future-ready platform for the Office of the CFO, today announced the appointment of Sam Balaji to its Board of Directors, effective June 13, 2025. With more than three decades of global leadership experience scaling technology businesses,

May 13, 2025 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) May 8, 2025 BLACKLINE, INC. (Exact

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) May 8, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Number)

May 7, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 BlackLine

May 7, 2025 EX-10.2

2018 Employee Stock Purchase Plan, as amended February 12, 2025 (filed herewith)

Exhibit 10.2 BLACKLINE, INC. 2018 EMPLOYEE STOCK PURCHASE PLAN Amended February 12, 2025 1.Purpose. The purpose of the Plan is to provide employees of the Company and its Designated Companies with an opportunity to purchase Common Stock through accumulated Contributions. The Company intends for the Plan to have two components: a component that is intended to qualify as an “employee stock purchase

May 6, 2025 EX-99.1

BlackLine Announces First Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces First Quarter Financial Results LOS ANGELES, May 06, 2025 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the first quarter ended March 31, 2025. “BlackLine’s first quarter delivered solid results with bookings exceeding expectations, driven by improved execution along with continued margin expansion,” said Owen Ryan, Co-CEO o

May 6, 2025 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): May 6, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number

March 27, 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

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 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)) ☐ Definitive Proxy State

March 27, 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

TABLE OF CONTENTS 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 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)) ☒ Defi

March 10, 2025 EX-10.1

Cooperation Letter Agreement, dated March 9, 2025, between the Company, Scalar Gauge Fund, L.P. and certain other parties

EX-10.1 EXHIBIT 10.1 BlackLine, Inc. 21300 Victory Boulevard, 12th Floor Woodland Hills, California 91367 March 9, 2025 Scalar Gauge Fund, LP 8115 Preston Road, Suite 585 Dallas, Texas 75225 Attn: Sumit Gautam, Principal Ladies and Gentlemen: This letter (this “Agreement”) constitutes the agreement between (a) BlackLine, Inc. (“Company”) and (b) Scalar Gauge Fund, LP (“Scalar Gauge”) and each of t

March 10, 2025 EX-99.1

BlackLine Appoints New Member to Board of Directors in Collaboration with Scalar Gauge Fund Company adds independent director as part of mutual cooperation agreement

Exhibit 99.1 Press Release BlackLine Appoints New Member to Board of Directors in Collaboration with Scalar Gauge Fund Company adds independent director as part of mutual cooperation agreement LOS ANGELES, CA, March 10, 2025 – BlackLine, Inc. (Nasdaq: BL) (“BlackLine” or the “Company”) today announced that it has entered into a cooperation agreement (the “agreement”) with Scalar Gauge Fund (“Scala

March 10, 2025 8-K

Regulation FD Disclosure

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 9, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Numbe

March 4, 2025 EX-99.1

Mr. Owen Ryan

EX-99.1 Exhibit 99.1 Mr. Owen Ryan Chairman and Co-CEO Blackline, Inc. 21300 Victory Blvd Woodland Hills, CA 91367 Dear Owen- With a mix of emotions, I am writing to share that I intend to resign from the Blackline board of directors effective May 8th, 2025, so that I have more time to focus on my new position as CEO at Semrush. I have thoroughly enjoyed my time working with you and the other memb

March 4, 2025 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) February 27, 2025 BLACKLINE, 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) February 27, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File N

February 21, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 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: 001-37924 BlackLine, Inc

February 21, 2025 EX-21.1

List of subsidiaries of the Company.

Exhibit 21.1 LIST OF SUBSIDIARIES OF THE COMPANY Name of Subsidiary Jurisdiction of Incorporation BlackLine Systems, Inc. California BlackLine Intermediate, Inc. Delaware FourQ Systems Inc. Delaware FourQ Systems International LLC Delaware BlackLine Systems Pty Ltd. Australia BlackLine Systems, Ltd. Canada BlackLine Systems S.A.R.L. France BlackLine Systems Germany GmbH Germany BlackLine Systems D

February 21, 2025 EX-FILING FEES

Filing Fee Table

Exhibit 107.1 Calculation of Filing Fee Tables Form S-8 (Form Type) BlackLine, 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 Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity  Common Stock, $0.01 par val

February 21, 2025 EX-19

BlackLine, Inc. Insider Trading Policy.

Exhibit 19 INSIDER TRADING POLICY Version 2.0 Effective January 21, 2025 INTRODUCTION Over the course of your involvement with BlackLine, Inc. (“BlackLine” or the “Company”), you may be provided with confidential information regarding many aspects of our business, as well as the businesses of our customers, vendors, and partners. Unauthorized disclosure or use of that information, including misuse

February 21, 2025 S-8

As filed with the Securities and Exchange Commission on February 21, 2025

As filed with the Securities and Exchange Commission on February 21, 2025 Registration No.

February 19, 2025 8-K/A

Current Report

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) November 4, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File

February 11, 2025 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): February 11, 2025 BLACKLINE, 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): February 11, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File

February 11, 2025 EX-99.1

BlackLine Announces Fourth Quarter and Full Year 2024 Financial Results

EXHIBIT 99.1 BlackLine Announces Fourth Quarter and Full Year 2024 Financial Results LOS ANGELES, Feb. 11, 2025 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the fourth quarter and full year ended December 31, 2024. “We believe our recent user conference and accelerating innovation are creating momentum for BlackLine,” said Owen Ryan, Co-CEO of BlackLine. “

January 13, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

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 9, 2025 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Nu

January 13, 2025 EX-99.1

BlackLine Appoints Stuart Van Houten as Chief Commercial Officer Stuart Van Houten, Will Join BlackLine Effective February 17, 2025, and Succeed Mark Woodhams as Head of Global Sales Team BlackLine Expects Fourth Quarter and Full Year 2024 Revenue to

EXHIBIT 99.1 BlackLine Appoints Stuart Van Houten as Chief Commercial Officer Stuart Van Houten, Will Join BlackLine Effective February 17, 2025, and Succeed Mark Woodhams as Head of Global Sales Team BlackLine Expects Fourth Quarter and Full Year 2024 Revenue to Meet or Slightly Exceed High End of Guidance Range; Reaffirms Non-GAAP Operating Margin Guidance LOS ANGELES, Jan. 13, 2025 (GLOBE NEWSW

November 19, 2024 8-K

Other Events

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) November 17, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File N

November 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 Black

November 7, 2024 8-K

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): November 4, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File N

November 7, 2024 EX-99.1

BlackLine Announces the Planned Retirement of Chief Financial Officer and Names Successor Patrick Villanova, Chief Accounting Officer, to Succeed Mark Partin

EXHIBIT 99.1 BlackLine Announces the Planned Retirement of Chief Financial Officer and Names Successor Patrick Villanova, Chief Accounting Officer, to Succeed Mark Partin LOS ANGELES, Nov. 07, 2024 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced that after nearly 10 years as BlackLine’s Chief Financial Officer, Mark Partin has decided to retire, effective March 1, 2025. Patrick Vi

November 7, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): November 7, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File N

November 7, 2024 EX-99.1

BlackLine Announces Third Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Third Quarter Financial Results LOS ANGELES, Nov. 07, 2024 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the third quarter ended September 30, 2024. “BlackLine delivered another quarter of solid financial results, exceeding our financial guidance while achieving record free cash flow generation," said Owen Ryan, co-CEO of Bl

September 24, 2024 EX-99.1

David Henshall Joins BlackLine Board of Directors Henshall brings significant experience in enterprise software and possesses unmatched expertise in finance, strategy, and technology development

Exhibit 99.1 David Henshall Joins BlackLine Board of Directors Henshall brings significant experience in enterprise software and possesses unmatched expertise in finance, strategy, and technology development LOS ANGELES, CA, September 24, 2024 – BlackLine (NASDAQ: BL), the future-ready platform for the Office of the CFO, today announced the appointment of David Henshall to its Board of Directors.

September 24, 2024 8-K

Current Report

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) September 20, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File

August 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 BlackLine,

August 6, 2024 EX-99.1

BlackLine Announces Second Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Second Quarter Financial Results LOS ANGELES, Aug. 06, 2024 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the second quarter ended June 30, 2024. “BlackLine delivered solid results this quarter, exceeding our revenue and profitability expectations, while continuing to generate robust free cash flow,” said Owen Ryan, co-CEO o

August 6, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 6, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Num

May 24, 2024 EX-10.1

Purchase Agreement, dated May 21, 2024, by and

Exhibit 10.1 $600,000,000 BLACKLINE INC. 1.00% CONVERTIBLE SENIOR NOTES DUE 2029 PURCHASE AGREEMENT May 21, 2024 May 21, 2024 Morgan Stanley & Co. LLC 1585 Broadway New York, New York 10036 Ladies and Gentlemen: BlackLine, Inc., a Delaware corporation (the “Company”), proposes to issue and sell to you (the “Initial Purchaser”), $600,000,000 principal amount of its 1.00% Convertible Senior Notes du

May 24, 2024 8-K

Entry into a Material Definitive Agreement

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) May 21, 2024 BLACKLINE, INC. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Number

May 24, 2024 EX-10.2

Form of Capped Call Confirmation.

Exhibit 10.2 [Dealer name and address] To: [COMPANY] From: [Dealer] Re: [Base][Additional] Capped Call Transaction Ref. No: []1 Date: May [], 2024 Dear Ladies and Gentlemen: The purpose of this communication (this “Confirmation”) is to set forth the terms and conditions of the above-referenced transaction entered into on the Trade Date specified below (the “Transaction”) between [Dealer] (“Dealer”

May 24, 2024 EX-99.1

-2-

Exhibit 99.1 BlackLine, Inc. Announces Proposed Private Offering of $500,000,000 of Convertible Senior Notes LOS ANGELES, May 21, 2024 — BlackLine, Inc. (Nasdaq: BL), today announced that it intends to offer, subject to market conditions and other factors, $500,000,000 aggregate principal amount of convertible senior notes due 2029 (the “notes”) in a private placement to qualified institutional bu

May 24, 2024 EX-99.2

BlackLine, Inc. Announces Upsize and Pricing of Offering of $600,000,000 of Convertible Senior Notes

Exhibit 99.2 BlackLine, Inc. Announces Upsize and Pricing of Offering of $600,000,000 of Convertible Senior Notes LOS ANGELES, May 22, 2024 — BlackLine, Inc. (Nasdaq: BL), today announced the pricing of $600,000,000 aggregate principal amount of 1.00% convertible senior notes due 2029 (the “notes”) in a private placement to qualified institutional buyers pursuant to Rule 144A under the Securities

May 24, 2024 EX-4.1

Indenture, dated May 24, 2024, between BlackLine, Inc. and U.S. Bank Trust Company, National Association.

Exhibit 4.1 BLACKLINE, INC. AND U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee INDENTURE Dated as of May 24, 2024 1.00% Convertible Senior Notes due 2029 1 TABLE OF CONTENTS Article 1. Definitions 1 Section 1.01. Definitions 1 Section 1.02. References to Interest 13 Article 2. Issue, Description, Execution, Registration and Exchange of Notes 13 Section 2.01. Designation and Amount 13 Se

May 10, 2024 8-K

Current Report

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) May 9, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Number)

May 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 BlackLine

May 7, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): May 7, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number

May 7, 2024 EX-99.1

BlackLine Announces First Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces First Quarter Financial Results LOS ANGELES, May 07, 2024 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the first quarter ended March 31, 2024. "BlackLine’s financial results this quarter exceeded our revenue and profitability expectations, demonstrating our ability to deliver profitable growth as we relentlessly drive our r

March 27, 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

TABLE OF CONTENTS 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 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)) ☒ Defi

March 27, 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

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 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)) ☐ Definitive Proxy State

March 18, 2024 8-K

Current Report

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 15, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Numb

March 18, 2024 EX-99.1

Camille Drummond Joins BlackLine Board of Directors 36-year veteran of global oil, gas, and energy powerhouse bp brings extensive business process services expertise to help guide digital finance transformation leader

Exhibit 99.1 For Immediate Release   Camille Drummond Joins BlackLine Board of Directors 36-year veteran of global oil, gas, and energy powerhouse bp brings extensive business process services expertise to help guide digital finance transformation leader LOS ANGELES and LONDON – March 18, 2024 – BlackLine, Inc. (Nasdaq: BL) announced today that Camille Drummond has joined the digital finance trans

February 23, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107.1 Calculation of Filing Fee Tables Form S-8 (Form Type) BlackLine, 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 Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, $0.01 par val

February 23, 2024 S-8

As filed with the Securities and Exchange Commission on February 23, 2024

As filed with the Securities and Exchange Commission on February 23, 2024 Registration No.

February 23, 2024 EX-21.1

List of subsidiaries of the Company.

Exhibit 21.1 LIST OF SUBSIDIARIES OF THE COMPANY Name of Subsidiary Jurisdiction of Incorporation BlackLine Systems, Inc. California BlackLine Intermediate, Inc. Delaware Runbook Company, Inc. Delaware FourQ Systems Inc. Delaware FourQ Systems International LLC Delaware BlackLine Systems Pty Ltd. Australia BlackLine Systems, Ltd. Canada BlackLine Systems S.A.R.L. France BlackLine Systems Germany G

February 23, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 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: 001-37924 BlackLine, Inc

February 23, 2024 EX-97.1

Registrant’s Compensation Recovery Policy dated November 7, 2023.

Exhibit 97.1 BLACKLINE, INC. COMPENSATION RECOVERY POLICY As adopted on November 7, 2023 Blackline, Inc. (the “Company”) is committed to strong corporate governance. As part of this commitment, the Compensation Committee of the Company’s Board of Directors (the “Board”) has adopted this clawback policy called the Compensation Recovery Policy (the “Policy”). The Policy is intended to further the Co

February 23, 2024 EX-10.29

Eighth Amendment to Office Lease, by and between the Company and Douglas Emmett 2008, LLC, dated May 26, 2021.

Exhibit 10.29 EIGHTH AMENDMENT TO OFFICE LEASE CERTAIN INFORMATION HAS BEEN EXCLUDED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) THE TYPE THAT THE COMPANY TREATS AS PRIVATE OR CONFIDENTIAL, [***] INDICATES THAT THE INFORMATION HAS BEEN REDACTED. This Eighth Amendment to Office Lease (this “Eighth Amendment”), dated May 26, 2021, is made by and between DOUGLAS EMMETT 2008, LLC, a

February 13, 2024 EX-99.1

BlackLine Announces Fourth Quarter and Full Year 2023 Financial Results

EXHIBIT 99.1 BlackLine Announces Fourth Quarter and Full Year 2023 Financial Results LOS ANGELES, Feb. 13, 2024 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the fourth quarter and full year ended December 31, 2023. "BlackLine closed the year with solid results, surpassing our expectations for both revenue and profitability, highlighting the powerful operat

February 13, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): February 13, 2024 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File

February 13, 2024 SC 13G/A

BL / BlackLine, Inc. / Tucker Therese - SC 13G/A Passive Investment

SC 13G/A 1 d779333dsc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 7)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to desi

February 13, 2024 SC 13G/A

BL / BlackLine, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0444-blacklineinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6)* Name of issuer: BlackLine Inc Title of Class of Securities: Common Stock CUSIP Number: 09239B109 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule

November 3, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 Black

November 2, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): November 2, 2023 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File N

November 2, 2023 EX-99.1

BlackLine Announces Third Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Third Quarter Financial Results LOS ANGELES, Nov. 02, 2023 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the third quarter ended September 30, 2023. “This was a busy quarter for BlackLine marked by solid financial results and progress against key initiatives,” said Owen Ryan, co-CEO of BlackLine. “While our work is far from

October 2, 2023 8-K

Current Report

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) October 2, 2023 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Num

October 2, 2023 EX-99.1

William ‘Bill’ Wagner Joins BlackLine Board of Directors Former LogMeIn CEO brings extensive cloud, technology, and marketing expertise to help guide digital finance transformation leader

Exhibit 99.1 For Immediate Release William ‘Bill’ Wagner Joins BlackLine Board of Directors Former LogMeIn CEO brings extensive cloud, technology, and marketing expertise to help guide digital finance transformation leader LOS ANGELES – Oct. 2, 2023 – BlackLine, Inc. (Nasdaq: BL) announced today that William ‘Bill’ Wagner has joined the digital finance transformation leader’s board of directors, e

August 23, 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) August 23, 2023 BLACKLINE, INC. (E

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 23, 2023 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Num

August 9, 2023 EX-10.1

Ninth Amendment to Office Lease, by and between the Company and Douglas Emmett 2008, LLC, dated June 15, 2023.

Exhibit 10.1 NINTH AMENDMENT TO OFFICE LEASE CERTAIN INFORMATION HAS BEEN EXCLUDED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) THE TYPE THAT THE COMPANY TREATS AS PRIVATE OR CONFIDENTIAL, [***] INDICATES THAT THE INFORMATION HAS BEEN REDACTED. This Ninth Amendment to Office Lease (this “Ninth Amendment”), dated June 15, 2023 is made by and between DOUGLAS EMMETT 2008, LLC, a Del

August 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 BlackLine,

August 8, 2023 EX-99.1

BlackLine Announces Second Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Second Quarter Financial Results LOS ANGELES, Aug. 08, 2023 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the second quarter ended June 30, 2023. “BlackLine delivered total revenue and non-GAAP net income that exceeded our targets this quarter,” said Owen Ryan, co-CEO of BlackLine. “While pleased with these results, we expec

August 8, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 8, 2023 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Num

July 10, 2023 SC 13G/A

BL / BlackLine Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 5)* Name of issuer: BlackLine Inc. Title of Class of Securities: Common Stock CUSIP Number: 09239B109 Date of Event Which Requires Filing of this Statement: June 30, 2023 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13d

June 5, 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 2, 2023 BLACKLINE, INC. (Exac

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 2, 2023 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Number

May 11, 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) May 10, 2023 BLACKLINE, INC. (Exac

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) May 10, 2023 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Number

May 5, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 BlackLine

May 4, 2023 EX-99.1

BlackLine Announces First Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces First Quarter Financial Results LOS ANGELES, May 04, 2023 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the first quarter ended March 31, 2023. "BlackLine's longstanding commitment to customer-driven success and market-leading innovation continue to support our differentiated market position and long-term opportunity," said

May 4, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): May 4, 2023 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number

March 28, 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

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 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)) ☐ Definitive Proxy St

March 28, 2023 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

TABLE OF CONTENTS 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 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)) ☒ D

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 9, 2023 BlackLine, Inc. (Exa

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 9, 2023 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Numbe

March 13, 2023 EX-3.1

Amended and Restated Bylaws.

EX-3.1 Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF BLACKLINE, INC. (as amended and restated on March 9, 2023) TABLE OF CONTENTS Page ARTICLE I—CORPORATE OFFICES 5 1.1 REGISTERED OFFICE 5 1.2 OTHER OFFICES 5 ARTICLE II—MEETINGS OF STOCKHOLDERS 5 2.1 PLACE OF MEETINGS 5 2.2 ANNUAL MEETING 5 2.3 SPECIAL MEETING 5 2.4 ADVANCE NOTICE PROCEDURES 5 2.5 NOTICE OF STOCKHOLDERS’ MEETINGS 12 2.6 QUORUM 13 2.7

March 6, 2023 EX-10.1

Employment Agreement between the Company and Therese Tucker, signed March 5, 2023.

EX-10.1 Exhibit 10.1 EMPLOYMENT AGREEMENT This Employment Agreement (the “Agreement”) is entered into by and among BlackLine, Inc. (the “Company”) and Therese Tucker (“Executive”) to be effective as of March 6, 2023 (the “Effective Date”). This Agreement supersedes all other employment agreements, offer letters, and change in control policy participation agreements between the Company and Executiv

March 6, 2023 EX-99.1

BlackLine Announces Leadership Succession as it Drives Growth Strategy Therese Tucker and Owen Ryan Appointed Co-Chief Executive Officers Thomas Unterman Named Lead Independent Director

EX-99.1 Exhibit 99.1 For Immediate Release BlackLine Announces Leadership Succession as it Drives Growth Strategy Therese Tucker and Owen Ryan Appointed Co-Chief Executive Officers Thomas Unterman Named Lead Independent Director LOS ANGELES, March 6, 2023 — BlackLine, Inc. (Nasdaq: BL) announced today that its Board of Directors has appointed founder, director and former Chief Executive Officer, T

March 6, 2023 EX-10.3

Separation Agreement and Release between the Company and Marc Huffman, signed March 5, 2023.

EX-10.3 Exhibit 10.3 Execution Version RELEASE AGREEMENT This Release Agreement (“Agreement”) is made by and between Marc Huffman (“Executive”) and BlackLine, Inc. (the “Company”) (collectively referred to as the “Parties” or individually referred to as a “Party”). RECITALS WHEREAS, Executive is employed by the Company as its Chief Executive Officer; WHEREAS, Executive signed an Employment Offer L

March 6, 2023 EX-10.2

Employment Agreement between the Company and Owen Ryan, signed March 5, 2023.

EX-10.2 Exhibit 10.2 EMPLOYMENT AGREEMENT This Employment Agreement (the “Agreement”) is entered into by and among BlackLine, Inc. (the “Company”) and Owen Ryan (“Executive”) to be effective as of March 6, 2023 (the “Effective Date”). This Agreement supersedes all other employment agreements, offer letters, and change in control policy participation agreements between the Company and Executive. Su

March 6, 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 5, 2023 BlackLine, Inc. (Exa

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 5, 2023 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Numbe

February 23, 2023 EX-21.1

List of subsidiaries of the Company.

Exhibit 21.1 LIST OF SUBSIDIARIES OF THE COMPANY Name of Subsidiary Jurisdiction of Incorporation BlackLine Systems, Inc. California FourQ Systems Inc. Connecticut BlackLine Intermediate, Inc. Delaware BlackLine CV, LLC Delaware BlackLine Coop, LLC Delaware Runbook Company, Inc. Delaware FourQ Systems Inc. Delaware FourQ Systems International LLC Delaware BlackLine Systems Pty Ltd. Australia Black

February 23, 2023 S-8

As filed with the Securities and Exchange Commission on February 23, 2023

S-8 As filed with the Securities and Exchange Commission on February 23, 2023 Registration No.

February 23, 2023 10-K

Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ 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 Commission file number: 001-37924 BlackLine, Inc

February 23, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107.1 Calculation of Filing Fee Tables Form S-8 (Form Type) BlackLine, 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 Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, $0.01 par value

February 23, 2023 EX-4.2

Description of Registrant’s Securities

Exhibit 4.2 DESCRIPTION OF THE COMPANY’S SECURITIES The following description of the capital stock of BlackLine, Inc. (“us,” “our,” “we” or the “Company”) is a summary of the rights of our common stock and certain provisions of our amended and restated certificate of incorporation and amended and restated bylaws currently in effect. This summary does not purport to be complete and is qualified in

February 22, 2023 EX-3.1

Amended and Restated Bylaws of the Registrant.

EX-3.1 Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF BLACKLINE, INC. (as amended and restated on February 16, 2023) TABLE OF CONTENTS Page ARTICLE I - CORPORATE OFFICES 1 1.1 REGISTERED OFFICE 1 1.2 OTHER OFFICES 1 ARTICLE II - MEETINGS OF STOCKHOLDERS 1 2.1 PLACE OF MEETINGS 1 2.2 ANNUAL MEETING 1 2.3 SPECIAL MEETING 1 2.4 ADVANCE NOTICE PROCEDURES 2 2.5 NOTICE OF STOCKHOLDERS’ MEETINGS 10 2.6 QUORU

February 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) February 16, 2023 BlackLine, 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) February 16, 2023 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File N

February 14, 2023 SC 13G/A

BL / Blackline Inc / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC - NONE Passive Investment

SC 13G/A 1 doc1.htm NONE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 03)* BLACKLINE, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 09239B109 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule purs

February 14, 2023 EX-99.1

AGREEMENT JOINT FILING OF SCHEDULE 13G

EX-99.1 2 ex991.htm EX-99.1 AGREEMENT JOINT FILING OF SCHEDULE 13G Kayne Anderson Rudnick Investment Management, LLC (an investment adviser registered under the Investment Advisers Act of 1940), and Virtus Investment Advisers, Inc. (an investment adviser registered under the Investment Advisers Act of 1940), hereby agree to file jointly the statement on Schedule 13G to which this Agreement is atta

February 14, 2023 SC 13G

BL / Blackline Inc / CLEARLAKE CAPITAL GROUP, L.P. - SC 13G Passive Investment

SC 13G 1 brhc10047992sc13g.htm SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Blackline, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 09239B109 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appr

February 14, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): February 14, 2023 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File

February 14, 2023 SC 13G/A

BL / Blackline Inc / Tucker Therese - SC 13G/A Passive Investment

SC 13G/A 1 d382864dsc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 6)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appropriate box to desi

February 14, 2023 EX-99.1

BlackLine Announces Fourth Quarter and Full Year Financial Results

EXHIBIT 99.1 BlackLine Announces Fourth Quarter and Full Year Financial Results LOS ANGELES, Feb. 14, 2023 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the fourth quarter and full year ended December 31, 2022. "BlackLine reported solid financial results this quarter, as we continued to deliver against our goal of driving profitable growth," said Marc Huffm

February 9, 2023 SC 13G/A

BL / Blackline Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 4)* Name of issuer: Blackline Inc. Title of Class of Securities: Common Stock CUSIP Number: 09239B109 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

January 3, 2023 8-K

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) December 30, 2022 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (C

January 3, 2023 EX-99.1

BlackLine Board Names Owen Ryan Chair; Adds Experienced Industry Leadership to Board of Directors Bruny Rios, CAO at Dell, and Amit Yoran, CEO and chairman at Tenable, bring extensive industry, digital finance transformation, compliance and cybersecu

Exhibit 99.1 For Immediate Release BlackLine Board Names Owen Ryan Chair; Adds Experienced Industry Leadership to Board of Directors Bruny Rios, CAO at Dell, and Amit Yoran, CEO and chairman at Tenable, bring extensive industry, digital finance transformation, compliance and cybersecurity experience to accounting automation software leader LOS ANGELES ? Jan. 3, 2023 ? BlackLine, Inc. (Nasdaq: BL)

December 8, 2022 8-K

Regulation FD Disclosure

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 7, 2022 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Nu

November 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 Black

November 3, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): November 3, 2022 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File N

November 3, 2022 EX-99.1

BlackLine Announces Third Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Third Quarter Financial Results LOS ANGELES, Nov. 03, 2022 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the third quarter ended September 30, 2022. ?BlackLine reported solid financial results this quarter as customer demand for finance and accounting solutions that drive efficiency and automation remained healthy,? said Mar

August 5, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 BlackLine,

August 4, 2022 EX-99.1

BlackLine Announces Second Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Second Quarter Financial Results LOS ANGELES, Aug. 04, 2022 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the second quarter ended June 30, 2022. "This was a solid quarter for BlackLine, as we delivered strong revenue growth combined with overall operating efficiency and profitability," said Marc Huffman, CEO of BlackLine. "

August 4, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 4, 2022 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Num

May 13, 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) May 12, 2022 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Number

May 10, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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: 001-37924 BlackLine

May 5, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): May 5, 2022 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number

May 5, 2022 EX-99.1

BlackLine Announces First Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces First Quarter Financial Results LOS ANGELES, May 05, 2022 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the first quarter ended March 31, 2022. "BlackLine delivered an outstanding first quarter with strong performance that beat our revenue and income expectations," said Marc Huffman, CEO of BlackLine. "We are seeing a growin

March 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

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 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)) ? Definitive Proxy State

March 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

TABLE OF CONTENTS 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 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)

March 24, 2022 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Mark One) ? 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 Commission file number: 001-37924 BlackLine, I

February 25, 2022 S-8

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

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

February 25, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? 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 Commission file number: 001-37924 BlackLine, Inc

February 25, 2022 EX-FILING FEES

Filing Fee Table

Exhibit 107.1 Calculation of Filing Fee Tables Form S-8 (Form Type) BlackLine, 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 Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, $0.01 par value

February 25, 2022 EX-21.1

List of subsidiaries of the Company.

Exhibit 21.1 LIST OF SUBSIDIARIES OF THE COMPANY Name of Subsidiary Jurisdiction of Incorporation BlackLine Systems, Inc. California BlackLine Intermediate, Inc. Delaware BlackLine CV, LLC Delaware BlackLine Coop, LLC Delaware Runbook Company, Inc. Delaware BlackLine Systems Pty Ltd. Australia BlackLine Systems, Ltd. Canada BlackLine Systems S.a.r.l. France BlackLine Systems Germany GmbH Germany B

February 23, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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) February 16, 2022 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (C

February 11, 2022 SC 13G/A

BL / Blackline Inc / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC - NONE Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* BLACKLINE, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 09239B109 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedul

February 11, 2022 SC 13G/A

BL / Blackline Inc / Tucker Therese - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sch

February 10, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): February 10, 2022 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File

February 10, 2022 EX-99.1

BlackLine Announces Fourth Quarter and Full Year Financial Results

EXHIBIT 99.1 BlackLine Announces Fourth Quarter and Full Year Financial Results LOS ANGELES, Feb. 10, 2022 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the fourth quarter and full-year ended December 31, 2021. Marc Huffman, CEO, commented, ?I am very pleased with our fourth quarter results as we executed our strategy and expanded our existing technology ca

February 9, 2022 SC 13G/A

BL / Blackline Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 3)* Name of issuer: Blackline Inc. Title of Class of Securities: Common Stock CUSIP Number: 09239B109 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

January 27, 2022 EX-99.1

BLACKLINE ACQUIRES FOURQ, REDEFINING INTERCOMPANY FINANCIAL MANAGEMENT Acquisition strengthens BlackLine’s intercompany accounting solutions, adding advanced tax and statutory reporting compliance capabilities to its financial operations management p

Exhibit 99.1 For Immediate Release BLACKLINE ACQUIRES FOURQ, REDEFINING INTERCOMPANY FINANCIAL MANAGEMENT Acquisition strengthens BlackLine?s intercompany accounting solutions, adding advanced tax and statutory reporting compliance capabilities to its financial operations management platform LOS ANGELES ? Jan. 27, 2022 ? Accounting automation software leader BlackLine, Inc. (Nasdaq: BL) announced

January 27, 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) January 27, 2022 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (Co

November 5, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2021 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: 001-37924 Black

November 4, 2021 EX-99.1

BlackLine Announces Third Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Third Quarter Financial Results LOS ANGELES, Nov. 04, 2021 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the third quarter ended September 30, 2021. Marc Huffman, CEO, commented, ?Our momentum continued in the third quarter driven by broad-based demand for our solutions and strong execution, resulting in another quarter of s

November 4, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): November 4, 2021 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File N

August 5, 2021 EX-99.1

BlackLine Announces Second Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Second Quarter Financial Results LOS ANGELES, Aug. 05, 2021 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the second quarter ended June 30, 2021. Marc Huffman, CEO, commented, ?We delivered an outstanding second quarter with strong performances across the business. Our results continue to build on our market leadership and t

August 5, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2021 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: 001-37924 BlackLine,

August 5, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 5, 2021 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Num

May 25, 2021 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) May 13, 2021 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Number

May 19, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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) May 12, 2021 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (Commis

May 7, 2021 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2021 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: 001-37924 BlackLine

May 6, 2021 EX-99.1

BlackLine Announces First Quarter Financial Results

EX-99.1 2 exh991.htm PRESS RELEASE EXHIBIT 99.1 BlackLine Announces First Quarter Financial Results LOS ANGELES, May 06, 2021 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the first quarter ended March 31, 2021. Marc Huffman, CEO, commented, “We had a strong start to the year as companies increasingly prioritized digital finance transformation and turned to

May 6, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): May 6, 2021 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number

April 21, 2021 DEFA14A

- 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 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)) ? Definitive Proxy State

April 19, 2021 8-K

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) April 15, 2021 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (Comm

April 19, 2021 EX-99.1

GLOBALLY RECOGNIZED INCLUSION AND DIVERSITY EXECUTIVE BARBARA WHYE JOINS BLACKLINE BOARD OF DIRECTORS Named one of Fortune’s 2020 ‘Most Powerful Women in Business’, Whye brings extensive experience fostering inclusion and diversity in tech to guide t

EX-99.1 Exhibit 99.1 GLOBALLY RECOGNIZED INCLUSION AND DIVERSITY EXECUTIVE BARBARA WHYE JOINS BLACKLINE BOARD OF DIRECTORS Named one of Fortune’s 2020 ‘Most Powerful Women in Business’, Whye brings extensive experience fostering inclusion and diversity in tech to guide the accounting automation software leader LOS ANGELES – April 19, 2021 – BlackLine, Inc. (Nasdaq: BL) announced today that Barbara

March 26, 2021 DEF 14A

- DEF 14A

TABLE OF CONTENTS 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 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)

March 26, 2021 DEFA14A

- 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 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)) ? Definitive Proxy State

March 15, 2021 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events

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 9, 2021 BLACKLINE, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Numb

March 15, 2021 EX-99.1

-2-

Exhibit 99.1 BlackLine, Inc. Announces Proposed Private Offering of $1 Billion of Convertible Senior Notes LOS ANGELES, Calif. ? (BUSINESS WIRE) ? March 9, 2021 ? BlackLine, Inc. (Nasdaq: BL), a global leader in cloud-based accounting and finance software, today announced that it intends to offer, subject to market conditions and other factors, $1 billion aggregate principal amount of convertible

March 15, 2021 EX-4.1

Indenture, dated March 15, 2021, between BlackLine, Inc. and U.S. Bank National Association.

Exhibit 4.1 BLACKLINE, INC. AND U.S. BANK NATIONAL ASSOCIATION, as Trustee INDENTURE Dated as of March 15, 2021 0.00% Convertible Senior Notes due 2026 TABLE OF CONTENTS Article 1. Definitions 1 Section 1.01. Definitions 1 Section 1.02. References to Interest 13 Article 2. Issue, Description, Execution, Registration and Exchange of Notes 13 Section 2.01. Designation and Amount 13 Section 2.02. For

March 15, 2021 EX-10.1

Purchase Agreement, dated March 10, 2021, by and among BlackLine, Inc. and Morgan Stanley & Co. LLC, BofA Securities, Inc. and Credit Suisse Securities (USA) LLC, as representatives of the several initial purchasers named in Schedule I thereto.

Exhibit 10.1 Execution Version $1,000,000,000 BLACKLINE INC. 0.00% CONVERTIBLE SENIOR NOTES DUE 2026 PURCHASE AGREEMENT March 10, 2021 March 10, 2021 Morgan Stanley & Co. LLC BofA Securities, Inc. Credit Suisse Securities (USA) LLC c/o Morgan Stanley & Co. LLC 1585 Broadway New York, New York 10036 c/o BofA Securities, Inc. One Byant Park New York, New York 10036 c/o Credit Suisse Securities (USA)

March 15, 2021 EX-10.2

Form of Capped Call Confirmation.

Exhibit 10.2 [Dealer name and address] To: BlackLine, Inc. 21300 Victory Boulevard, 12th Floor Woodland Hills, California 91367 From: [Dealer] Re: [Base][Additional] Capped Call Transaction Ref. No: []1 Date: March [], 2021 Dear Ladies and Gentlemen: The purpose of this communication (this ?Confirmation?) is to set forth the terms and conditions of the above-referenced transaction entered into on

March 15, 2021 EX-99.2

BlackLine, Inc. Announces Pricing of Offering of $1 Billion of Convertible Senior Notes

Exhibit 99.2 BlackLine, Inc. Announces Pricing of Offering of $1 Billion of Convertible Senior Notes LOS ANGELES, Calif. ? (BUSINESS WIRE) ? March 11, 2021 ? BlackLine, Inc. (Nasdaq: BL), a global leader in cloud-based accounting and finance software, today announced the pricing of $1 billion aggregate principal amount of 0.00% convertible senior notes due 2026 (the ?notes?) in a private placement

February 25, 2021 S-8

- S-8

As filed with the Securities and Exchange Commission on February 25, 2021 Registration No.

February 25, 2021 EX-21.1

List of subsidiaries of the Company.

Exhibit 21.1 LIST OF SUBSIDIARIES OF THE COMPANY Name of Subsidiary Jurisdiction of Incorporation BlackLine Systems, Inc. California BlackLine Intermediate, Inc. Delaware BlackLine CV, LLC Delaware BlackLine Coop, LLC Delaware Rimilia, Inc. Delaware Runbook Inc. Delaware BlackLine Systems Pty Ltd. Australia BlackLine Systems, Ltd. Canada Rimilia Canada Ltd. Canada BlackLine Systems S.a.r.l. France

February 25, 2021 EX-4.2

Description of Registrant’s Securities

Exhibit 4.2 DESCRIPTION OF THE COMPANY?S SECURITIES The following description of the capital stock of BlackLine, Inc. (?us,? ?our,? ?we? or the ?Company?) is a summary of the rights of our common stock and certain provisions of our amended and restated certificate of incorporation and amended and restated bylaws currently in effect. This summary does not purport to be complete and is qualified in

February 25, 2021 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? 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 Commission file number: 001-37924 BlackLine, Inc

February 16, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 01)* BLACKLINE, INC. (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP Number) December 31

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 01)* BLACKLINE, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 09239B109 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to whic

February 16, 2021 EX-1.2

AGREEMENT JOINT FILING OF SCHEDULE 13G

AGREEMENT JOINT FILING OF SCHEDULE 13G Kayne Anderson Rudnick Investment Management, LLC (an investment adviser registered under the Investment Advisers Act of 1940), and Virtus Investment Advisers, Inc.

February 12, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 4)* BlackLine, Inc. (Name of Issuer) COMMON STOCK, $0.01 PAR VALUE PER SHARE (Title of Class of Securities)

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 4)* BlackLine, Inc. (Name of Issuer) COMMON STOCK, $0.01 PAR VALUE PER SHARE (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate th

February 12, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 4)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Numb

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 4)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this S

February 11, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): February 11, 2021 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File

February 11, 2021 EX-99.1

BlackLine Announces Fourth Quarter and Full Year Financial Results

EXHIBIT 99.1 BlackLine Announces Fourth Quarter and Full Year Financial Results LOS ANGELES, Calif., Feb. 11, 2021 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the fourth quarter and full-year ended December 31, 2020. Marc Huffman, CEO, commented, “I am incredibly proud of what BlackLine has been able to accomplish in 2020 as we continued to drive growth,

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 2)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 2)* Name of issuer: Blackline Inc. Title of Class of Securities: Common Stock CUSIP Number: 09239B109 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

December 31, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 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) December 23, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File N

December 14, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 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) December 8, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Nu

November 9, 2020 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2020 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: 001-37924 Black

October 29, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 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): October 29, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File N

October 29, 2020 EX-99.1

Blackline Announces Third Quarter Financial Results

EXHIBIT 99.1 Blackline Announces Third Quarter Financial Results LOS ANGELES, Oct. 29, 2020 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the third quarter ended September 30, 2020. Therese Tucker, Founder and CEO, commented, “BlackLine delivered strong third quarter results as the demand environment continued to steadily improve. The momentum we are experi

October 2, 2020 8-K

Regulation FD Disclosure, Financial Statements and Exhibits - 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) October 2, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Num

October 2, 2020 EX-99.1

BLACKLINE ACQUIRES RIMILIA TO ADD AI-POWERED ACCOUNTS RECEIVABLE AUTOMATION TO MODERN ACCOUNTING PLATFORM Acquisition expands BlackLine’s position as an indispensable automation platform for the Office of the Controller and increases BlackLine’s tota

EX-99.1 Exhibit 99.1 For Immediate Release BLACKLINE ACQUIRES RIMILIA TO ADD AI-POWERED ACCOUNTS RECEIVABLE AUTOMATION TO MODERN ACCOUNTING PLATFORM Acquisition expands BlackLine’s position as an indispensable automation platform for the Office of the Controller and increases BlackLine’s total addressable market LOS ANGELES AND LONDON – Oct. 2, 2020 – BlackLine, Inc. (Nasdaq: BL), a leader in acco

August 7, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2020 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: 001-37924 BlackLine,

August 6, 2020 EX-99.1

BlackLine Announces Second Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Second Quarter Financial Results LOS ANGELES, Aug. 06, 2020 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the second quarter ended June 30, 2020. Therese Tucker, Founder and CEO, commented, “We posted better than expected Q2 results as the demand environment improved in the quarter and companies around the globe once again b

August 6, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 6, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Num

August 6, 2020 8-K

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 6, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Numb

August 6, 2020 EX-99.1

BLACKLINE REVEALS CEO SUCCESSION PLAN President & COO Marc Huffman appointed CEO as of Jan. 1st, 2021; Founder Therese Tucker to serve as executive chair

EX-99.1 Exhibit 99.1 BLACKLINE REVEALS CEO SUCCESSION PLAN President & COO Marc Huffman appointed CEO as of Jan. 1st, 2021; Founder Therese Tucker to serve as executive chair LOS ANGELES – Aug. 6, 2020 – Accounting automation software leader BlackLine, Inc. (Nasdaq: BL) today announced that the board of directors has elected Marc Huffman as chief executive officer, effective January 1st, 2021. Mr.

May 11, 2020 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) May 6, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation) (Commission File Number)

May 6, 2020 CORRESP

-

May 6, 2020 Division of Corporation Finance Office of Technology U.S. Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549-3720 Attention:Kathryn Jacobson Robert Littlepage RE: BlackLine, Inc. December 31, 2019 Form 10-K Filing Date: February 27, 2020 File No. 001-37924 Ladies and Gentlemen: We are responding to the comment of the staff (the “Staff”) of the Securities and E

May 6, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2020 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: 001-37924 BlackLine

April 30, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): April 30, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Num

April 30, 2020 EX-99.1

BlackLine Announces First Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces First Quarter Financial Results LOS ANGELES, April 30, 2020 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the first quarter ended March 31, 2020. Therese Tucker, Founder and CEO, commented, “We delivered strong first quarter results despite the impact of the slowdown from COVID-19 starting in March. I am extremely proud of o

March 24, 2020 DEF 14A

BL / BlackLine, Inc. DEF 14A - - DEF 14A

TABLE OF CONTENTS 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 Filed by the Registrant ☒ Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

March 24, 2020 DEFA14A

BL / BlackLine, Inc. DEFA14A - - 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 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)) ☐ Definitive Proxy State

March 16, 2020 EX-99.1

MICROSOFT ARTIFICIAL INTELLIGENCE EXECUTIVE SOPHIA VELASTEGUI JOINS BLACKLINE BOARD OF DIRECTORS Software and emerging technology veteran to bring Microsoft, Google and Apple experience to BlackLine

EX-99.1 Exhibit 99.1 For Immediate Release MICROSOFT ARTIFICIAL INTELLIGENCE EXECUTIVE SOPHIA VELASTEGUI JOINS BLACKLINE BOARD OF DIRECTORS Software and emerging technology veteran to bring Microsoft, Google and Apple experience to BlackLine LOS ANGELES – March 16, 2020 – BlackLine, Inc. (Nasdaq: BL) announced today that Sophia Velastegui of Microsoft has joined the accounting automation software

March 16, 2020 8-K

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) March 13, 2020 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (Comm

February 27, 2020 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 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: 001-37924 BlackLine, Inc

February 27, 2020 EX-4.2

Description of Company’s Securities

Exhibit 4.2 DESCRIPTION OF THE COMPANY’S SECURITIES The following description of the capital stock of BlackLine, Inc. (“us,” “our,” “we” or the “Company”) is a summary of the rights of our common stock and certain provisions of our amended and restated certificate of incorporation and amended and restated bylaws currently in effect. This summary does not purport to be complete and is qualified in

February 27, 2020 S-8

As filed with the Securities and Exchange Commission on February 27, 2020

As filed with the Securities and Exchange Commission on February 27, 2020 Registration No.

February 27, 2020 EX-21.1

List of subsidiaries of the Company.

EXHIBIT 21.1 LIST OF SUBSIDIARIES OF THE COMPANY Name of Subsidiary Jurisdiction of Incorporation BlackLine Systems, Inc. California BlackLine Intermediate, Inc. Delaware BlackLine CV, LLC Delaware BlackLine Coop, LLC Delaware Runbook Inc. Delaware BlackLine Systems Pty Ltd. Australia BlackLine Systems, Ltd. Canada BlackLine Systems S.a r.l. France BlackLine Systems Germany Gmb H Germany BlackLine

February 25, 2020 EX-99.1

BLACKLINE NAMES MARC HUFFMAN PRESIDENT Cloud accounting software veteran also nominated to join BlackLine’s board of directors

EX-99.1 Exhibit 99.1 For Immediate Release BLACKLINE NAMES MARC HUFFMAN PRESIDENT Cloud accounting software veteran also nominated to join BlackLine’s board of directors LOS ANGELES – Feb. 25, 2020 – BlackLine, Inc. (Nasdaq: BL) today announced that the board of directors has promoted Marc Huffman to president, effective immediately. In this expanded role, he will now serve as president and chief

February 25, 2020 8-K

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) February 20, 2020 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (C

February 14, 2020 SC 13G/A

BL / BlackLine, Inc. / Spanicciati Mario - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2019 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

February 14, 2020 SC 13G/A

BL / BlackLine, Inc. / Tucker Therese - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2019 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

February 13, 2020 EX-1.2

AGREEMENT JOINT FILING OF SCHEDULE 13G

AGREEMENT JOINT FILING OF SCHEDULE 13G Kayne Anderson Rudnick Investment Management, LLC (an investment adviser registered under the Investment Advisers Act of 1940), and Virtus Investment Advisers, Inc.

February 13, 2020 SC 13G

BL / BlackLine, Inc. / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC - NONE Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. n/a )* BLACKLINE, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 09239B109 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to wh

February 13, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): February 13, 2020 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File

February 13, 2020 EX-99.1

BlackLine Announces Fourth Quarter and Full Year Financial Results

EXHIBIT 99.1 BlackLine Announces Fourth Quarter and Full Year Financial Results LOS ANGELES, Feb. 13, 2020 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the fourth quarter and full year ended December 31, 2019. Therese Tucker, Founder and CEO, commented, “In the fourth quarter, we continued to see healthy global demand from companies investing in digital tr

February 12, 2020 SC 13G/A

BL / BlackLine, Inc. / ICONIQ Strategic Partners TT GP, Ltd. - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 3)* BlackLine, Inc. (Name of Issuer) COMMON STOCK, $0.01 PAR VALUE PER SHARE (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate th

February 12, 2020 SC 13G/A

BL / BlackLine, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 1)* Name of issuer: Blackline Inc Title of Class of Securities: Common Stock CUSIP Number: 09239B109 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

November 7, 2019 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2019 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: 001-37924 Black

November 6, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): November 6, 2019 BLACKLINE, INC. (Exact name of registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File N

November 6, 2019 EX-99.1

BlackLine Announces Third Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Third Quarter Financial Results LOS ANGELES, Nov. 06, 2019 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the third quarter ended September 30, 2019. Therese Tucker, Founder and CEO, commented, “Q3 was another quarter of strong demand for our solutions. Increasingly, forward-thinking companies are turning to BlackLine for gui

August 13, 2019 EX-99.2

BlackLine, Inc. Announces Pricing of Offering of $435 Million of Convertible Senior Notes

EX-99.2 Exhibit 99.2 BlackLine, Inc. Announces Pricing of Offering of $435 Million of Convertible Senior Notes LOS ANGELES, Calif. — (BUSINESS WIRE) – August 8, 2019 – BlackLine, Inc. (Nasdaq: BL), a global leader in cloud-based accounting and finance software, today announced the pricing of $435 million aggregate principal amount of 0.125% convertible senior notes due 2024 (the “notes”) in a priv

August 13, 2019 EX-10.1

Purchase Agreement, dated August 8, 2019, by and among the Company and Morgan Stanley & Co. LLC and J.P. Morgan Securities LLC, as representatives of the several initial purchasers named in Schedule I thereto.

EX-10.1 Exhibit 10.1 Execution Version $435,000,000 BLACKLINE INC. 0.125% CONVERTIBLE SENIOR NOTES DUE 2024 PURCHASE AGREEMENT August 8, 2019 August 8, 2019 Morgan Stanley & Co. LLC J.P. Morgan Securities LLC c/o Morgan Stanley & Co. LLC 1585 Broadway New York, New York 10036 c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10282-2198 Ladies and Gentlemen: BlackLine, Inc., a De

August 13, 2019 EX-99.1

-2-

EX-99.1 Exhibit 99.1 BlackLine, Inc. Announces Proposed Private Offering of $435 Million of Convertible Senior Notes LOS ANGELES, Calif. — (BUSINESS WIRE) – August 7, 2019 – BlackLine, Inc. (Nasdaq: BL), a global leader in cloud-based accounting and finance software, today announced that it intends to offer, subject to market conditions and other factors, $435 million aggregate principal amount of

August 13, 2019 EX-4.1

Indenture, dated as of August 13, 2019, between the Company and U.S. Bank National Association.

EX-4.1 Exhibit 4.1 BLACKLINE, INC. AND U.S. BANK NATIONAL ASSOCIATION, as Trustee INDENTURE Dated as of August 13, 2019 0.125% Convertible Senior Notes due 2024 TABLE OF CONTENTS Article 1. Definitions 1 Section 1.01. Definitions 1 Section 1.02. References to Interest 13 Article 2. Issue, Description, Execution, Registration and Exchange of Notes 13 Section 2.01. Designation and Amount 13 Section

August 13, 2019 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events

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 7, 2019 BLACKLINE, INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Num

August 13, 2019 EX-10.2

Form of Capped Call Confirmation.

EX-10.2 Exhibit 10.2 [Dealer name and address] To: BlackLine, Inc. 21300 Victory Boulevard, 12th Floor Woodland Hills, California 91367 From: [Morgan Stanley & Co. LLC][Dealer] Re: [Base][Additional] Capped Call Transaction Ref. No: [ ]1 Date: August [ ], 2019 Dear Ladies and Gentlemen: The purpose of this communication (this “Confirmation”) is to set forth the terms and conditions of the above-re

August 7, 2019 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2019 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: 001-37924 BlackLine,

August 1, 2019 EX-99.1

BlackLine Announces Second Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Second Quarter Financial Results LOS ANGELES, Aug. 01, 2019 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the second quarter ended June 30, 2019. Therese Tucker, Founder and CEO, commented, “Q2 was a good quarter driven by strong demand for our solution and a record number of large deals. BlackLine continues to be selected a

August 1, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 1, 2019 BLACKLINE, INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number)

May 14, 2019 8-K

Submission of Matters to a Vote of Security Holders

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) May 8, 2019 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (Com

May 9, 2019 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2019 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: 001-37924 BlackLine

May 2, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): May 2, 2019 BlackLine, Inc (Exact Name of Registrant as Specified in Charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.

May 2, 2019 EX-99.1

BlackLine Announces First Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces First Quarter Financial Results LOS ANGELES, May 02, 2019 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the first quarter ended March 31, 2019. Therese Tucker, Founder and CEO, commented, “The first quarter was a good start to the year as we focused on execution and demonstrated early progress towards driving growth and scal

March 22, 2019 SC 13G/A

BL / BlackLine, Inc. / Silver Lake Group, L.L.C. - SCHEDULE 13G (AMENDMENT NO. 3) Passive Investment

Schedule 13G (Amendment No. 3) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) March 7, 2019 (Date of Event which Requires Filing of this Statement) Check the appropriate box to desi

March 22, 2019 EX-99.1

AGREEMENT

EX-99.1 Exhibit 99.1 AGREEMENT Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of shares of BlackLine, Inc. This agreement may be executed in any number of counterparts, each of which shal

March 21, 2019 DEFA14A

BL / BlackLine, Inc. 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 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Definitive Proxy State

March 21, 2019 DEF 14A

BL / BlackLine, Inc. DEF 14A

TABLE OF CONTENTS 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 Filed by the Registrant ☒ Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

March 18, 2019 EX-99.1

FORMER MARKETO GLOBAL PRESIDENT MIKA YAMAMOTO JOINS BLACKLINE BOARD OF DIRECTORS Seasoned, data-driven, go-to-market software veteran to help financial automation software company maintain and build on market-leading position

EX-99.1 Exhibit 99.1 For Immediate Release FORMER MARKETO GLOBAL PRESIDENT MIKA YAMAMOTO JOINS BLACKLINE BOARD OF DIRECTORS Seasoned, data-driven, go-to-market software veteran to help financial automation software company maintain and build on market-leading position LOS ANGELES – March 18, 2019 – BlackLine, Inc. (Nasdaq: BL) announced today that Mika Yamamoto has joined the financial automation

March 18, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

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 12, 2019 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organization) (

March 6, 2019 424B3

Common Stock 4,883,873 Shares of Our Common Stock Offered by the Selling Stockholders

424B3 Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-221500 PROSPECTUS SUPPLEMENT (To Prospectus dated November 17, 2017) Common Stock 4,883,873 Shares of Our Common Stock Offered by the Selling Stockholders The selling stockholders identified in this prospectus supplement are offering 4,883,873 shares of our common stock. We will not receive any proceeds from the sale of

March 4, 2019 FWP

BlackLine Announces Offering of 4,883,873 Shares by Selling Stockholders

FWP Issuer Free Writing Prospectus Filed Pursuant to Rule 433 Registration Statement No.

February 28, 2019 S-8

BL / BlackLine, Inc. S-8

S-8 As filed with the Securities and Exchange Commission on February 28, 2019 Registration No.

February 28, 2019 10-K

BL / BlackLine, Inc. 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 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: 001-37924 BlackLine, Inc

February 28, 2019 EX-21.1

List of subsidiaries of the Company.

EXHIBIT 21.1 LIST OF SUBSIDIARIES OF THE COMPANY Name of Subsidiary Jurisdiction of Incorporation BlackLine Systems, Inc. California BlackLine Intermediate, Inc. Delaware BlackLine CV, LLC Delaware BlackLine Coop, LLC Delaware Runbook Inc. Delaware BlackLine Systems Pty Ltd. Australia BlackLine Systems, Ltd. Canada BlackLine Systems S.a r.l. France BlackLine Systems Germany Gmb H Germany BlackLine

February 14, 2019 SC 13G/A

BL / BlackLine, Inc. / Tucker Therese - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2018 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

February 14, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): February 14, 2019 BlackLine, Inc (Exact Name of Registrant as Specified in Charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

February 14, 2019 EX-99.1

BlackLine Announces Fourth Quarter and Full Year Financial Results

EXHIBIT 99.1 BlackLine Announces Fourth Quarter and Full Year Financial Results LOS ANGELES, Feb. 14, 2019 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the fourth quarter and full year ended December 31, 2018. Therese Tucker, Founder and CEO, commented, “In the fourth quarter, we continued to see strong global demand. In our customer and partner events, we

February 14, 2019 SC 13G/A

BL / BlackLine, Inc. / Spanicciati Mario - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2018 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

February 13, 2019 EX-99.1

AGREEMENT

EX-99.1 Page 1 5 of 16 Pages Exhibit 99.1 AGREEMENT Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that only one statement containing the information required by Schedule 13G need be filed with respect to the ownership by each of the undersigned of shares of BlackLine, Inc. This agreement may be executed in any number of counterpart

February 13, 2019 SC 13G/A

BL / BlackLine, Inc. / Silver Lake Group, L.L.C. - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* BlackLine, Inc. (Name of Issuer) Common Stock, $0.01 par value (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2018 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pur

February 11, 2019 SC 13G

BL / BlackLine, Inc. / VANGUARD GROUP INC Passive Investment

blacklineinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 0 )* Name of issuer: Blackline Inc Title of Class of Securities: Common Stock CUSIP Number: 09239B109 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appropriate box to design

February 11, 2019 SC 13G/A

BL / BlackLine, Inc. / ICONIQ Strategic Partners TT GP, Ltd. - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2)* BlackLine, Inc. (Name of Issuer) COMMON STOCK, $0.01 PAR VALUE PER SHARE (Title of Class of Securities) 09239B 109 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate th

November 7, 2018 10-Q

BL / BlackLine, Inc. 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2018 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: 001-37924 Black

November 1, 2018 8-K

Entry into a Material Definitive Agreement

FORM 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) October 31, 2018 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organiza

November 1, 2018 EX-99.1

BlackLine Announces Third Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Third Quarter Financial Results LOS ANGELES, Nov. 01, 2018 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the third quarter ended September 30, 2018. Therese Tucker, Founder and CEO, commented, “The fundamentals of the market and business remained strong, and we continued to execute on our initiatives for the year that we vie

November 1, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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): November 1, 2018 BlackLine, Inc (Exact Name of Registrant as Specified in Charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number

August 13, 2018 S-8

BL / BlackLine, Inc. S-8

S-8 As filed with the Securities and Exchange Commission on August 13, 2018 Registration No.

August 13, 2018 EX-99.1

FORMER DELOITTE ADVISORY CEO JOINS BLACKLINE BOARD OF DIRECTORS Owen Ryan to draw on financial risk and advisory, regulatory and client service expertise to help guide financial automation software provider through next phase of growth

EX-99.1 Exhibit 99.1 For Immediate Release FORMER DELOITTE ADVISORY CEO JOINS BLACKLINE BOARD OF DIRECTORS Owen Ryan to draw on financial risk and advisory, regulatory and client service expertise to help guide financial automation software provider through next phase of growth LOS ANGELES – Aug. 13, 2018 – Owen Ryan, former CEO of Deloitte Advisory, has joined financial automation software provid

August 13, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

Form 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) August 10, 2018 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organizat

August 8, 2018 10-Q

BL / BlackLine, Inc. 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2018 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: 001-37924 BlackLine,

August 8, 2018 EX-10.1

Transition Agreement and Release, by and between the Registrant and Chris Murphy, dated June 18, 2018.

Exhibit 10.1 TRANSITION AGREEMENT AND RELEASE This Transition Agreement and Release (“Agreement”) is made by and between Chris Murphy (“Executive”) and BlackLine, Inc. (the “Company”) (collectively referred to as the “Parties” or individually referred to as a “Party”). RECITALS WHEREAS, Executive is employed by the Company as its Chief Revenue Officer; WHEREAS, Executive signed a Confirmatory Empl

August 8, 2018 EX-10.2

2018 Employee Stock Purchase Plan.

Exhibit 10.2 BLACKLINE, INC. 2018 EMPLOYEE STOCK PURCHASE PLAN 1.Purpose. The purpose of the Plan is to provide employees of the Company and its Designated Companies with an opportunity to purchase Common Stock through accumulated Contributions. The Company intends for the Plan to have two components: a component that is intended to qualify as an “employee stock purchase plan” under Section 423 of

August 2, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 2, 2018 BlackLine, Inc (Exact Name of Registrant as Specified in Charter) Delaware 001-37924 46-3354276 (State or Other Jurisdiction of Incorporation) (Commission File Number)

August 2, 2018 EX-99.1

BlackLine Announces Second Quarter Financial Results

EXHIBIT 99.1 BlackLine Announces Second Quarter Financial Results LOS ANGELES, Aug. 02, 2018 (GLOBE NEWSWIRE) - BlackLine, Inc. (Nasdaq: BL), today announced financial results for the second quarter ended June 30, 2018. Therese Tucker, Founder and CEO, commented, “We are pleased with our second quarter results, which reflect the progress we are making on our key initiatives, landing a record numbe

June 15, 2018 EX-99.1

CLOUD ACCOUNTING SOFTWARE VETERAN MARK WOODHAMS TO JOIN BLACKLINE AS SVP OF GLOBAL SALES Former NetSuite sales executive to oversee worldwide sales for financial automation software provider

EX-99.1 Exhibit 99.1 For Immediate Release CLOUD ACCOUNTING SOFTWARE VETERAN MARK WOODHAMS TO JOIN BLACKLINE AS SVP OF GLOBAL SALES Former NetSuite sales executive to oversee worldwide sales for financial automation software provider LOS ANGELES – June 12, 2018 – Cloud accounting software veteran Mark Woodhams will be joining BlackLine, Inc. (Nasdaq: BL) as senior vice president of global sales ef

June 15, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

Form 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 11, 2018 BlackLine, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-37924 46-3354276 (State or other jurisdiction of incorporation or organizatio

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