Crystal Sumner - 09 Mar 2026 Form 4 Insider Report for Marqeta, Inc. (MQ)

Role: Chief Administrative Officer and Corporate Secretary
Signature: /s/ Tracy Foard, Attorney-in-Fact
Issuer symbol: MQ
Transactions as of: 09 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 11 Mar 2026, 17:34:44 UTC
Previous filing: 04 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Sumner Crystal	Chief Administrative Officer and Corporate Secretary	180 GRAND AVENUE, 6TH FLOOR, OAKLAND	/s/ Tracy Foard, Attorney-in-Fact	11 Mar 2026	0001870987

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MQ	Class A Common Stock	Options Exercise		+254,958	+63%	$0.000000^*	662,470	09 Mar 2026	Direct	F1
transaction	MQ	Class A Common Stock	Tax liability		-140,095	-21%	$4.08^*	522,375	09 Mar 2026	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MQ	Restricted Stock Units	Options Exercise		-254,958	-100%	$0.000000^*	0	09 Mar 2026	Class A Common Stock	254,958		Direct	F1, F3, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Transaction exempt from Section 16(b) of the Securities Exchange Act of 1934 (the "Act") pursuant to Rule 16b-6(b) promulgated under the Act.
F2	Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of vested restricted stock units and not a market transaction. Transaction exempt from Section 16(b) of the Act pursuant to Rule 16b-3(e) promulgated under the Act.
F3	Each restricted stock unit is convertible into one share of Class A Common Stock.
F4	100% of the restricted stock units vest on the date that is six months following the date that the Issuer's Board appoints a new CEO (the "Appointment Date"), subject to the Reporting Person's continued service to the Issuer as of such vesting date; provided however, that if, following the Appointment Date, the Reporting Person's employment with the Issuer is terminated without Cause (as defined in the Issuer's Executive Severance Plan as currently in effect), 100% of the restricted stock units immediately will vest subject to satisfying the Release Requirement (as defined in the Issuer's Executive Severance Plan as currently in effect).

Remarks:

Chief Administrative Officer and Corporate Secretary