| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| HUFF CURTIS W | Director | 2800 POST OAK BLVD, SUITE 2000, HOUSTON | By Forrest Robinson pursuant to a limited power of attorney filed with the SEC on 01/02/2014 /s/Forrest Robinson | 05 Jan 2026 | 0001250127 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PTEN | Common Stock | Award | $0 | +40,098 | +9.8% | $0.000000 | 450,040 | 01 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Restricted stock units that convert into common stock on a one-for-one basis. One hundred percent (100%) of the restricted stock units vests on January 1, 2027. |