SEC 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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* McKay Christopher (Last) (First) (Middle) 180 GRAND AVENUE 6TH FLOOR (Street) OAKLAND CA 94612 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Marqeta, Inc. [ MQ ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 10/19/2021
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	10/19/2021		C		120,538	A	$0(1)	120,538	I	See Footnote(2)

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B Common Stock	(1)	10/19/2021		C			120,538	(1)	(1)	Class A Common Stock	120,538	$0	0	I	See Footnote(2)
Class B Common Stock	(1)							(1)	(1)	Class A Common Stock	433,818		433,818	I	By Granite Ventures Entrepreneurs Fund II, L.P.(3)
Class B Common Stock	(1)							(1)	(1)	Class A Common Stock	53,827,878		53,827,878	I	By Granite Ventures II, L.P.(3)

Explanation of Responses:

1. Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

2. The shares are held of record by Christopher McKay and Sarah McKay as trustees of the McKay Family Trust, dated August 12, 2020.

3. Granite Management II, LLC is the general partner of Granite Ventures II, L.P. and Granite Ventures Entrepreneurs Fund II, L.P. The Reporting Person is one of several managing directors of Granite Management II, LLC and as such may be deemed to have voting and investment power with respect to such shares. Granite Ventures LLC is the managing member of Granite Management II, LLC. Granite Ventures LLC through Granite Management II, LLC has sole voting and dispositive power over shares held by Granite Ventures II L.P. and Granite Ventures Entrepreneurs Fund II, L.P. Standish O'Grady, Jacqueline Berterretche and Christopher McKay are managing directors of the general partner entities of these funds that directly hold shares and as such Mr. O'Grady, Ms. Berterretche and Mr. McKay may be deemed to have voting and dispositive power with respect to such shares.

Remarks:

	/s/ Christine Paster, Attorney-in-Fact	01/10/2022
	** 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).
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