SCHEDULE 13G/A 0000315066-25-000898 0001332381 XXXXXXXX LIVE 5 Class A common stock, $0.0001 par value per share 02/27/2025 0001522540 Marqeta, Inc. 57142B104 180 Grand Avenue 6th Floor Oakland CA 94612 Rule 13d-1(d) Granite Ventures II, L.P. b DE 0 17827878 0 17827878 17827878 N 3.8 PN All such shares are held of record by Granite Ventures II, L.P. (GV II). Granite Management II, LLC (GM II) is the general partner of GV II and may be deemed to have voting, investment and dispositive power with respect to these shares. Each of Standish O'Grady, Jacqueline Berterretche and Christopher McKay is a managing director of GM II and as such Mr. O'Grady, Ms. Berterretche and Mr. McKay may be deemed to have voting, investment and dispositive power with respect to these shares. The percentage ownership is based on 471,026,371 shares of Class A Common Stock outstanding as of February 21, 2025, as reported in the Issuer's Annual Report on Form 10-K, as filed with the Securities and Exchange Commission (the Commission) on February 26, 2025 (the Form 10-K). Granite Management II, LLC b CA 0 17827878 0 17827878 17827878 N 3.8 OO All such shares are held of record by GV II. GM II is the general partner of GV II and may be deemed to have voting, investment and dispositive power with respect to these shares. Each of Standish O'Grady, Jacqueline Berterretche and Christopher McKay is a managing director of GM II and as such Mr. O'Grady, Ms. Berterretche and Mr. McKay may be deemed to have voting, investment and dispositive power with respect to these shares. The percentage ownership is based on 471,026,371 shares of Class A Common Stock outstanding as of February 21, 2025, as reported in the Issuer's Form 10-K. Christopher McKay b X1 0 19266337 0 19266337 19266337 N 4.1 IN Includes (i) 17,827,878 shares directly owned by GV II, (ii) 1,233,231 shares held by Christopher McKay and Sarah McKay as trustees of the McKay Family Trust, dated August 12, 2020, and (iii) an aggregate of 205,228 shares held in trusts for the benefit of Mr. McKay's children. GM II is the general partner of GV II and may be deemed to have voting, investment and dispositive power with respect to the shares held by GV II. Each of Standish O'Grady, Jacqueline Berterretche and Christopher McKay is a managing director of GM II and as such Mr. O'Grady, Ms. Berterretche and Mr. McKay may be deemed to have voting, investment and dispositive power with respect to the shares held by GV II. The percentage ownership is based on 471,026,371 shares of Class A Common Stock outstanding as of February 21, 2025, as reported in the Issuer's Form 10-K. Standish O'Grady b X1 0 19409141 0 19409141 19409141 N 4.1 IN Includes (i) 17,827,878 shares directly owned by GV II and (ii) 1,581,263 Shares held by Standish O'Grady & Anne Brophy O'Grady TR UA 05/22/2009 The O'Grady Revocable Trust. GM II is the general partner of GV II and may be deemed to have voting, investment and dispositive power with respect to the shares held by GV II. Each of Standish O'Grady, Jacqueline Berterretche and Christopher McKay is a managing director of GM II and as such Mr. O'Grady, Ms. Berterretche and Mr. McKay may be deemed to have voting, investment and dispositive power with respect to the shares held by GV II. The percentage ownership is based on 471,026,371 shares of Class A Common Stock outstanding as of February 21, 2025, as reported in the Issuer's Form 10-K. Jacqueline Berterretche b X1 0 18556904 0 18556904 18556904 N 3.9 IN Includes (i) 17,827,878 shares directly owned by GV II and (ii) 729,026 shares held by Dominic & Jacqueline Berterretche Rev SURV TR. GM II is the general partner of GV II and may be deemed to have voting, investment and dispositive power with respect to the shares held by GV II. Each of Standish O'Grady, Jacqueline Berterretche and Christopher McKay is a managing director of GM II and as such Mr. O'Grady, Ms. Berterretche and Mr. McKay may be deemed to have voting, investment and dispositive power with respect to the shares held by GV II. The percentage ownership is based on 471,026,371 shares of Class A Common Stock outstanding as of February 21, 2025, as reported in the Issuer's Form 10-K. Marqeta, Inc. 180 Grand Avenue, 6th Floor, Oakland, CA 94612 This Amendment No. 5 (Amendment No. 5) amends and supplements the Schedule 13G initially filed with the Commission on February 11, 2022, as amended by Amendment No. 1 filed with the Commission on January 25, 2023, Amendment No. 2 filed with the Commission on April 14, 2023, and Amendment No. 3 filed with the Commission on January 11, 2024 and Amendment No. 4 filed with the Commission on November 27, 2024 (collectively, the Original Schedule 13G) and is being jointly filed by Granite Management II, LLC (GM II), Granite Ventures II, L.P. (GV II), Standish O'Grady, Jacqueline Berterretche and Christopher McKay (together with GM II and GV II, the Reporting Entities). The Reporting Entities collectively are referred to as the Reporting Persons. The agreement among the Reporting Persons to file jointly in accordance with the provisions of Rule 13d-1(k)(1) under the Act was filed as Exhibit 1 to the Original Schedule 13G . Only those items that are hereby reported are amended; all other items reported in the Original Schedule 13G remain unchanged. Information given in response to each item shall be deemed incorporated by reference in all other items, as applicable. Capitalized terms not defined in this Amendment No. 5 have the meanings ascribed to them in the Original Schedule 13G. 160 Brentwood Ave., San Francisco, CA 94127 See Row 4 of cover page for each Reporting Person. Y See Row 9 of cover page for each Reporting Person. See Row 11 of cover page for each Reporting Person. See Row 5 of cover page for each Reporting Person. See Row 6 of cover page for each Reporting Person. See Row 7 of cover page for each Reporting Person. See Row 8 of cover page for each Reporting Person. N Y Y Y Y Y Y Granite Ventures II, L.P. /s/ Jacqueline Berterretche 04/02/2025 Granite Management II, LLC /s/ Jacqueline Berterretche 04/02/2025 Christopher McKay /s/ Christopher McKay 04/02/2025 Standish O'Grady /s/ Standish O'Grady 04/02/2025 Jacqueline Berterretche /s/ Jacqueline Berterretche 04/02/2025