| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Mays Ray L | EVP & Chief Operating Officer | 508 W. WALL SUITE 800, MIDLAND | /s/ Ray Mays | 2025-05-20 | 0001481288 |
| 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 | $768 | +600 | $1.28 | 600 | May 16, 2025 | Direct | F1 | |
| transaction | DWSN | Dawson Geophysical Company-Common Stock $0.01 par value | Award | $1.18K | +900 | +150% | $1.31 | 1.5K | May 19, 2025 | Direct | F1 |
| transaction | DWSN | Dawson Geophysical Company-Common Stock $0.01 par value | Award | $3.92K | +2.95K | +196.67% | $1.33 | 4.45K | May 20, 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The reported price is a weighted average purchase price. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price. |