| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| LINDSAY JOHN W | Chief Executive Officer, Director | 222 N. DETROIT AVE., TULSA | /s/ William H. Gault by Power of Attorney for John W. Lindsay | 14 Jan 2026 | 0001219880 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HP | Common Stock | Award | $0 | +11,003 | +5.2% | $0.000000 | 221,388 | 12 Jan 2026 | Direct | F1 |
| transaction | HP | Common Stock | Tax liability | $104,278 | -3,410 | -1.5% | $30.58 | 217,978 | 12 Jan 2026 | Direct | |
| holding | HP | Common Stock | 9,021 | 12 Jan 2026 | 401(k) | ||||||
| holding | HP | Common Stock | 526,123 | 12 Jan 2026 | Reporting Person's Trust |
| Id | Content |
|---|---|
| F1 | Restricted stock units ("RSUs") determined to be eligible to vest under previously awarded performance share units, as certified by the Human Resources Committee. |