SEC FORM 4

SEC FORM 4SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Barkema Sarah

(Last)

(First)

(Middle)

180 GRAND AVENUE

6TH FLOOR

(Street)

OAKLAND

CALIFORNIA

94612

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Marqeta, Inc. [ MQ ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Principal Accounting Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/30/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock								52,294⁽¹⁾	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽²⁾							⁽³⁾	⁽³⁾	Class A Common Stock	31,457⁽⁴⁾		31,457⁽⁴⁾	D
Restricted Stock Units	⁽²⁾							⁽⁵⁾	⁽⁵⁾	Class A Common Stock	2,956⁽⁴⁾		2,956⁽⁴⁾	D
Restricted Stock Units	⁽²⁾							⁽⁶⁾	⁽⁶⁾	Class A Common Stock	93,176⁽⁴⁾		93,176⁽⁴⁾	D

Explanation of Responses:

1. The number of shares beneficially owned reflects the 1-for-4 reverse stock split effected June 30, 2026 (the "Reverse Stock Split"). Cash was paid in lieu of any fractional shares resulting from the Reverse Stock Split.

2. Each restricted stock unit ("RSU") is convertible into one share of Class A Common Stock.

3. This RSU grant, originally granted October 15, 2024 for 75,498 RSUs (post Reverse Stock Split), of which 40,040 RSUs have vested, vested as to one-third (1/3rd) of the RSUs on September 1, 2025, and one-twelfth (1/12th) of the remaining RSUs vest quarterly on each December 1, March 1, June 1 and September 1 thereafter, subject to the Reporting Person's continued service to the Issuer as of each vesting date.

4. The number of shares subject to RSUs reflects the Reverse Stock Split.

5. This RSU grant, originally granted March 15, 2025 for 5,067 RSUs (post Reverse Stock Split), of which 2,111 RSUs (post Reverse Stock Split) have vested, vested as to one-twelfth (1/12th) of the RSUs on June 1, 2025 and one-twelfth (1/12th) of the remaining restricted stock units vest quarterly on each September 1, December 1, March 1 and June 1 thereafter, subject to the Reporting Person's continued service to the Issuer as of each vesting date.

6. This RSU grant, originally granted March 16, 2026 for 101,648 RSUs (post Reverse Stock Split), of which 8,471 RSUs (post Reverse Stock Split) have vested, vested as to one-twelfth (1/12th) of the RSUs on June 1, 2026 and one-twelfth (1/12th) of the remaining restricted stock units vest quarterly on each September 1, December 1, March 1 and June 1 thereafter, subject to the Reporting Person's continued service to the Issuer as of each vesting date.

Remarks:

	/s/ Sarah J. Barkema	07/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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 Number.
* Form 4: SEC 1474 (03-26)