| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Vincent Brad A | EVP - Specialized Industries | C/O FREDERIC DORWART, LAWYERS PLLC, 124 EAST FOURTH STREET, TULSA | Tamara R. Sloan, Power of Attorney | 15 Jan 2026 | 0001880990 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BOKF | Common Stock | Tax liability | $17,435 | -142 | -0.72% | $122.64 | 19,512 | 13 Jan 2026 | Direct | |
| transaction | BOKF | Common Stock | Disposed to Issuer | -1,368 | -7% | 18,144 | 13 Jan 2026 | Direct | F1 | ||
| holding | BOKF | Common Stock | 9,106 | 13 Jan 2026 | The Vincent Family Revocable Trust |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BOKF | Phantom Stock | Award | +1,368 | 1,368 | 13 Jan 2026 | Common Stock | 1,368 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | Prior to issuance, the reporting person elected to defer receipt of 1,510 shares of phantom stock (restricted stock units) issued on February 28, 2023; which such phantom stock vested on January 13, 2026. On vesting, 142.1631 shares of the phantom stock were disposed of to pay the taxes on vesting. The remaining 1,367.8369 shares of phantom stock remain held by the reporting person as a derivative security. |
| F2 | Each share of phantom stock represents a right to receive one share of common stock, or at the Company's election, the cash value thereof. |
| F3 | The phantom stock becomes payable upon the reporting person's termination of employment with the Company. |