Capital One (COF) risk chief sells 5,473 shares at $218.02 in Form 4

Rhea-AI Filing Summary

CAPITAL ONE FINANCIAL CORP executive Michael Zamsky, Chief Credit & Financial Risk Officer, reported a sale of 5,473 shares of common stock on 2026-08-10 at $218.02 per share in an open-market or private transaction. Following this sale, he directly holds 27,992 shares of Capital One common stock. The filing’s Rule 10b5-1 box was not checked.

Insider Trade Summary

Net Seller: 5,473 shares

Net Sell 1 txn

Insider Zamsky Michael

Role Chief Credit & Fin'l Risk Off.

Sold 5,473 shs ($1.19M)

Type	Security	Shares	Price	Value
Sale	Common Stock	5,473	$218.02	$1.19M

Holdings After Transaction: Common Stock — 27,992 shares (Direct)

Key Figures

Shares sold: 5,473 shares Sale price: $218.02 per share Shares held after transaction: 27,992 shares

3 metrics

Shares sold 5,473 shares Common stock sale on 2026-08-10 by Michael Zamsky

Sale price $218.02 per share Price for the 5,473 COF common shares sold

Shares held after transaction 27,992 shares Directly owned COF common stock following the sale

Key Terms

open market or private transaction, non-derivative, Rule 10b5-1, direct ownership

4 terms

open market or private transaction financial

"transaction code description "Sale in open market or private transaction""

non-derivative financial

"transaction_type is listed as "non-derivative" for the common stock sale"

Rule 10b5-1 regulatory

"aff_10b5_one indicates the Rule 10b5-1 checkbox for trading plans"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

direct ownership financial

"ownership_type is reported as "direct" for the common stock position"

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/11/2026 - 04:16 PM Accepted by SEC EDGAR 08/11/2026 - 04:15 PM Learn about SEC filing dates

FAQ

What insider transaction did CAPITAL ONE FINANCIAL (COF) report for Michael Zamsky?

Michael Zamsky reported a sale of 5,473 shares of CAPITAL ONE FINANCIAL common stock on 2026-08-10 at $218.02 per share, classified as an open-market or private transaction.

How many CAPITAL ONE FINANCIAL (COF) shares does Michael Zamsky hold after the reported sale?

After the reported transaction, Michael Zamsky directly holds 27,992 shares of CAPITAL ONE FINANCIAL common stock, as shown in the post-transaction ownership reported in the Form 4 filing.

At what price were Michael Zamsky’s CAPITAL ONE FINANCIAL (COF) shares sold?

The reported transaction shows Michael Zamsky sold 5,473 shares of CAPITAL ONE FINANCIAL common stock at a price of $218.02 per share in an open-market or private transaction.

Was Michael Zamsky’s COF stock sale under a Rule 10b5-1 trading plan?

The Form 4 indicates the Rule 10b5-1 checkbox was not selected, meaning the reported 5,473-share sale at $218.02 per share was not affirmatively reported as made under a Rule 10b5-1 trading plan.

What role does Michael Zamsky hold at CAPITAL ONE FINANCIAL (COF)?

Michael Zamsky is reported as an officer of CAPITAL ONE FINANCIAL, serving as Chief Credit & Fin’l Risk Officer, and he reported a sale of 5,473 common shares on 2026-08-10.

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).

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^*

Zamsky Michael

(Last) (First) (Middle)

1680 CAPITAL ONE DRIVE

(Street)

MCLEAN VIRGINIA 22102

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
CAPITAL ONE FINANCIAL CORP [ COF ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Credit & Fin'l Risk Off.

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/10/2026

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
Common Stock	08/10/2026		S		5,473	D	$218.02	27,992	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:

	/s/ Katherine DeLuca (POA on file)	08/11/2026
	** 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)