| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Clark William Anthony | CEO & President | 508 W. WALL STREET, SUITE 800, MIDLAND | /s/ William Anthony Clark | 17 Jun 2025 | 0001481594 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DWSN | Dawson Geophysical Company-Common Stock $0.01 par value | Award | $68.00 | +50 | +6.67% | $1.36 | 800 | 13 Jun 2025 | Direct |