Initial Statement of Beneficial Ownership (Form 3)

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person * Barkema Sarah 2. Date of Event Requiring Statement (Month/Day/Year) 10/21/2025 3. Issuer Name and Ticker or Trading Symbol Marqeta, Inc. [MQ] (Last) (First) (Middle) 180 GRAND AVENUE, 6TH FLOOR 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Principal Accounting Officer 5. If Amendment, Date Original Filed (Month/Day/Year) (Street) OAKLAND, CA 94612 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Class A Common Stock 82,618(1) D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
	Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units(2)	(3)	(3)	Class A Common Stock	201,329(3)	$0	D
Restricted Stock Units(2)	(4)	(4)	Class A Common Stock	16,891(4)	$0	D
Restricted Stock Units(2)	(5)	(5)	Class A Common Stock	54,153(5)	$0	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Barkema Sarah 180 GRAND AVENUE 6TH FLOOR OAKLAND, CA 94612			Principal Accounting Officer

Signatures

/s/ Sarah J. Barkema		10/24/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The securities reported herein were acquired by the Reporting Person prior to the Reporting Person becoming a Section 16 officer of the Issuer. The Reporting Person became subject to Section 16 reporting on October 21, 2025, following her designation as Principal Accounting Officer by the Issuer's Board of Directors.
(2)	Each restricted stock unit is convertible into one share of Class A Common Stock.
(3)	One-third (1/3rd) of the grant of restricted stock units vested on September 1, 2025 and are included in the shares reported in Table I (minus shares withheld by the Issuer to satisfy tax withholding and remittance obligations). An additional one-twelfth (1/12th) of the remaining restricted stock units vest on each December 1, March 1, June 1, and September 1 thereafter, with the final one-twelfth (1/12th) vesting on September 1, 2027, subject to the Reporting Person's continued service with the Issuer as of each vesting date.
(4)	One-twelfth (1/12th) of the grant of restricted stock units vested on each of June 1, 2025 and September 1, 2025 and are included in the shares reported on Table I (minus shares withheld by the Issuer to satisfy tax withholding and remittance obligations). One-twelfth (1/12th) of the remaining restricted stock units vest on each December 1, March 1, June 1, and September 1 thereafter, with the final one-twelfth (1/12th) vesting on March 1, 2028, subject to the Reporting Person's continued service with the Issuer as of each vesting date.
(5)	10% of the grant of restricted stock units vested on September 1, 2025 and are included in the shares reported on Table I (minus shares withheld by the Issuer to satisfy tax withholding and remittance obligations). 20% of the remaining restricted stock units vest on December 1, 2025, 20% vests on March 1, 2026, and 50% vests on June 1, 2026 , subject to the Reporting Person's continued service to the Issuer as of each vesting date.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.