Capital One Financial (COF)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: CAPITAL ONE FINANCIAL CORP (COF) CIK: 0000927628 --- Reporting Owner --- Name: Hanson Jason P. CIK: 0001982604 Role: Officer (Pres.- Global Payment Network) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-01 | Code: M (Exercise of derivative) Shares: +2,014 Shares Owned After: 42,244 | Ownership: D (Direct) Footnotes: [F1] Restricted stock units convert into common stock on a one-for-one basis. [Transaction #2] Security: Common Stock Date: 2026-08-01 | Code: F (Payment of exercise/tax) Shares: -893 | Price: $209.01 Total Value: $186,645.93 Shares Owned After: 41,351 | Ownership: D (Direct) Footnotes: [F2] These shares were withheld by the Company to satisfy the reporting person's tax obligation associated with the restricted stock. This share withholding was authorized in the restricted stock award agreement. --- Derivative Transactions --- [Transaction #1] Security: Restricted Stock Units Date: 2026-08-01 | Code: M (Exercise of derivative) Shares: -2,014 | Price: $0.00 Shares Owned After: 0 | Ownership: D (Direct) Footnotes: [F3] Shares of Issuer common stock in respect of restricted stock unit awards. Reflects restricted stock unit awards in respect of shares of common stock of Discover Financial Services that were converted into restircted stock unit awards in respect of shares of common stock of the Issuer. [F1] Restricted stock units convert into common stock on a one-for-one basis. [F4] The restricted stock units vest in two equal annual installments beginning 08/01/2025. The RSUs have no expiration date. [F4] The restricted stock units vest in two equal annual installments beginning 08/01/2025. The RSUs have no expiration date. [F5] The total number of securities reported has been updated to correct an administrative error. The restricted stock unit has vested in full. --- Footnotes (Complete Index) --- F1: Restricted stock units convert into common stock on a one-for-one basis. F2: These shares were withheld by the Company to satisfy the reporting person's tax obligation associated with the restricted stock. This share withholding was authorized in the restricted stock award agreement. F3: Shares of Issuer common stock in respect of restricted stock unit awards. Reflects restricted stock unit awards in respect of shares of common stock of Discover Financial Services that were converted into restircted stock unit awards in respect of shares of common stock of the Issuer. F4: The restricted stock units vest in two equal annual installments beginning 08/01/2025. The RSUs have no expiration date. F5: The total number of securities reported has been updated to correct an administrative error. The restricted stock unit has vested in full. --- Signature --- /s/ /s/ Katherine DeLuca (POA on file) (2026-08-04)