Marqeta CAO sells 1,250 shares at $16.39

Marqeta’s Chief Administrative Officer reported a small Rule 10b5-1 planned sale, retaining a sizable direct holding afterward.

Rhea-AI Filing Summary

Marqeta, Inc. (MQ) insider Crystal Sumner, Chief Administrative Officer and Corporate Secretary, reported a sale of 1,250 shares of Class A Common Stock on September 15, 2026 at $16.39 per share in an open-market or private transaction under a Rule 10b5-1 trading plan, leaving 168,895 shares held directly.

Insider Trade Summary 10b5-1

Net Seller: 1,250 shares

Net Sell 1 txn

Insider Sumner Crystal

Role See Remarks

Sold 1,250 shs ($20K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	1,250	$16.39	$20K

Holdings After Transaction: Class A Common Stock — 168,895 shares (Direct)

Key Figures

Shares sold: 1,250 shares Sale price per share: $16.39 per share Shares held after transaction: 168,895 shares +1 more

4 metrics

Shares sold 1,250 shares Class A Common Stock sale on September 15, 2026

Sale price per share $16.39 per share Class A Common Stock sold by Crystal Sumner

Shares held after transaction 168,895 shares Direct holdings after the September 15, 2026 sale

Net buy/sell shares in filing 1,250 shares net sold One reported sale transaction, no purchases

Key Terms

Class A Common Stock, Rule 10b5-1 trading plan, open-market or private transaction

3 terms

Class A Common Stock financial

"reported a sale of 1,250 shares of Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

Rule 10b5-1 trading plan regulatory

"sale in an open-market or private transaction under a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market or private transaction financial

"Sale in open market or private transaction"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Marqeta (MQ) report for Crystal Sumner?

Crystal Sumner reported a sale of 1,250 shares of Marqeta Class A Common Stock on September 15, 2026, executed as a sale in an open-market or private transaction.

At what price were the MQ shares sold by Crystal Sumner?

The 1,250 Marqeta (MQ) shares were sold at a price of $16.39 per share, as reported for the September 15, 2026 transaction.

How many Marqeta (MQ) shares does Crystal Sumner hold after this sale?

After the reported transaction, Crystal Sumner directly holds 168,895 shares of Marqeta Class A Common Stock.

Was the MQ insider sale by Crystal Sumner under a Rule 10b5-1 trading plan?

Yes. The filing affirms that the reported sale was made under a Rule 10b5-1 trading plan, indicating it was executed pursuant to a pre-arranged trading arrangement.

What role does Crystal Sumner hold at Marqeta (MQ)?

Crystal Sumner is Marqeta’s Chief Administrative Officer and Corporate Secretary, as noted in the insider ownership filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/16/2026 - 05:04 PM Accepted by SEC EDGAR 09/16/2026 - 05:03 PM Learn about SEC filing dates

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).

X

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^*

Sumner Crystal

(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)
	See Remarks

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/15/2026

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	09/15/2026		S		1,250	D	$16.39	168,895	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Chief Administrative Officer and Corporate Secretary

	/s/ Tracy Foard, Attorney-in-Fact	09/16/2026
	** 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)