Chief Product Officer — Eugenia Gibbons: The filing announces the external appointment of a new Chief Product Officer, which is a significant executive addition rather than a departure.

Chief Accounting Officer — Sarah Barkema: The Chief Accounting Officer resigned effective shortly after the filing, but the departure was voluntary and not due to disagreements regarding financial reporting or operations.

Chief Accounting Officer — Sarah Barkema: The Chief Accounting Officer resigned effective August 21, 2026, with the CFO assuming interim duties while a search for a permanent replacement is conducted.

Other Events On August 3, 2026, the Board of the Company approved an additional share repurchase program authorizing the Company to purchase up to an aggregate of $150 million of the Company's Class A common stock (the "August 2026 Share Repurchase Program"). This August 2026 Share Repurchase Program is distinct from the existing December 2025 Share Repurchase Program (as defined in the Company's Current Report on Form 8-K, filed with the Securities and Exchange Commission on December 8, 2025…

Director — Najuma Atkinson: Ms. Atkinson resigned from the Board of Directors.

Results of Operations and Financial Condition. On August 4, 2026, Marqeta, Inc. issued a press release announcing its financial results for the quarter ended June 30, 2026. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “E…

Chief Technology Officer — Lukasz Strozek: The company appointed a new Chief Technology Officer from an external candidate.

Results of Operations and Financial Condition. On May 5, 2026 , Marqeta, Inc. issued a press release announcing its financial results for the quarter ended March 31, 2026. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Ex…

Results of Operations and Financial Condition. On February 24, 2026, Marqeta, Inc. issued a press release announcing its financial results for the quarter and full year ended December 31, 2025. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 193…

Chief Financial Officer — Patti Kangwankij: The appointment of a new Chief Financial Officer from an external candidate.

Other Events. On December 4, 2025, the Board of Directors (the “Board”) of Marqeta, Inc. ("Marqeta" or the "Company") approved an additional share repurchase program authorizing the Company to purchase up to an aggregate of $100 million of the Company’s Class A common stock (the “December 2025 Share Repurchase Program”). This December 2025 Share Repurchase Program is distinct from the existing 2025 Share Repurchase Program (as defined in the Company’s most recent quarterly report on Form 10-Q…

Results of Operations and Financial Condition. On November 5, 2025 , Marqeta, Inc. issued a press release announcing its financial results for the quarter ended September 30, 2025. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended…

Principal Accounting Officer — Sarah Barkema: Sarah Barkema was promoted to Principal Accounting Officer.

Chief Executive Officer and Director — Michael (Mike) Milotich: Mike Milotich was promoted to CEO and joined the Board of Directors.

Results of Operations and Financial Condition. On August 6, 2025 , Marqeta, Inc. issued a press release announcing its financial results for the quarter ended June 30, 2025. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “…

Results of Operations and Financial Condition. On May 7, 2025 , Marqeta, Inc. issued a press release announcing its financial results for the quarter ended March 31, 2025. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Ex…

Director — Godfrey Sullivan and Helen Riley: Two directors are resigning from the Board, but their departures are not due to disagreements with the Company.

Results of Operations and Financial Condition. On February 26, 2025, Marqeta, Inc. issued a press release announcing its financial results for the quarter and full year ended December 31, 2024. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 193…

CEO — Simon Khalaf: Simon Khalaf has stepped down as Chief Executive Officer and director, with Michael Milotich appointed as Interim CEO.

Chief Product and Technology Officer — Randy Kern: Randy Kern is no longer the Chief Product and Technology Officer, with no immediate successor.

Results of Operations and Financial Condition. On November 4, 2024 , Marqeta, Inc. (the "Company") issued a press release announcing its financial results for the quarter ended September 30, 2024. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of…

Chief Product and Technology Officer — Randy Kern: Randy Kern departed from his role as Chief Product and Technology Officer without an immediate successor.

Results of Operations and Financial Condition. On August 7, 2024 Marqeta, Inc. (the "Company") issued a press release announcing its financial results for the quarter ended June 30, 2024. A copy of the press release is furnished as Exhibit 99.1 to this current report on Form 8-K and is incorporated herein by reference. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as…

Director — Arnon Dinur: Mr. Dinur resigned from the Board of Directors and was succeeded by R. Mark Graf.

Regulation FD Disclosure. Independent Board Chair On May 6, 2024, the Board appointed Jud Linville as independent Chairman of the Board effective as of the Transition Date. Share Conversion On May 6, 2024, Mr. Gardner elected to voluntarily convert 17.71 million outstanding shares of Class B common stock into shares of Class A common stock on a one-for-one basis, effective immediately, pursuant to Article IV.D.3(a) of the Company’s Amended and Restated Certificate of Incorporation. The Class…