| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Turpen Michael C. | Director | C/O FREDERIC DORWART, LAWYERS PLLC, 124 EAST 4TH STREET, TULSA | /s/ Tamara R. Sloan, Power of Attorney | 16 Jul 2025 | 0001519971 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BOKF | Common Stock | Award | $19,951 | +207 | +6.2% | $96.38 | 3,569 | 14 Jul 2025 | Direct |