| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| SMOLIK BRENT J | Director | 333 W SHERIDAN AVE, OKLAHOMA CITY | Edward T. Highberger, Attorney-in-Fact for Brent J. Smolik | 08 Oct 2025 | 0001378966 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | DVN | Common Stock | 2,600 | 01 Oct 2025 | Direct |