| Date | Name | Title | Type | Security | Shares | Price | Value | Ownership | Reported |
| 06/14/2023 | Wilks Brothers, LLC | 10% Owner | Purchase | Class A common stock, par value $0.01 per share | 8.9k | $2.23 | $19.8k | See Footnote | 06/14/2023 |
| 06/14/2023 | Wilks Brothers, LLC | 10% Owner | Purchase | Class A common stock, par value $0.01 per share | 8.9k | $2.23 | $19.8k | See Footnote | 06/14/2023 |
| 06/12/2023 | Wilks Brothers, LLC | 10% Owner | Purchase | Class A common stock, par value $0.01 per share | 4.2k | $2.17 | $9k | See Footnote | 06/12/2023 |
| 06/12/2023 | Wilks Brothers, LLC | 10% Owner | Purchase | Class A common stock, par value $0.01 per share | 4.4k | $2.19 | $9.7k | See Footnote | 06/12/2023 |
| 03/24/2023 | Wilks Brothers, LLC | 10% Owner | Other (acquisition) | Class A common stock, par value $0.01 per share | 1.2M | $0.00 | $0 | See Footnote | 03/24/2023 |
| 08/16/2022 | Brata James Kevin | EVP, CFO | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 25k | $1.75 | $43.8k | | 08/16/2022 |
| 08/16/2022 | TOBIAS C RAY | EVP, COO | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 25k | $1.75 | $43.8k | | 08/16/2022 |
| 08/16/2022 | JUMPER STEPHEN C | President/CEO | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 50k | $1.75 | $87.5k | | 08/16/2022 |
| 01/18/2022 | Brata James Kevin | EVP, CFO | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 62.3k | $2.34 | $145.7k | | 01/18/2022 |
| 01/18/2022 | North Ted R | Director | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 85.2k | $2.34 | $199.4k | | 01/18/2022 |
| 01/18/2022 | JUMPER STEPHEN C | President/CEO | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 245.3k | $2.34 | $574k | | 01/18/2022 |
| 01/18/2022 | TOBIAS C RAY | EVP, COO | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 100.4k | $2.34 | $234.9k | | 01/18/2022 |
| 01/18/2022 | Klofas Michael L | Director | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 39.7k | $2.34 | $92.8k | | 01/18/2022 |
| 01/18/2022 | COOPER CRAIG W | Director | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 93.1k | $2.34 | $217.8k | | 01/18/2022 |
| 01/18/2022 | Vander Ploeg Mark A | Director | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 31.1k | $2.34 | $72.8k | | 01/18/2022 |
| 01/18/2022 | Vander Ploeg Mark A | Director | Disposition | Dawson Geophysical Company-Common Stock $0.01 par value | 36.8k | $2.34 | $86.1k | Through the Hermosa Trust dated November 3, 2015. | 01/18/2022 |
| 09/30/2021 | Vander Ploeg Mark A | Director | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 3k | $0.00 | $0 | | 09/30/2021 |
| 09/30/2021 | COOPER CRAIG W | Director | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 3k | $0.00 | $0 | | 09/30/2021 |
| 09/30/2021 | Klofas Michael L | Director | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 3k | $0.00 | $0 | | 09/30/2021 |
| 09/30/2021 | North Ted R | Director | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 3k | $0.00 | $0 | | 09/30/2021 |
| 08/16/2021 | TOBIAS C RAY | EVP, COO | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 25k | $1.98 | $49.5k | | 08/16/2021 |
| 08/16/2021 | JUMPER STEPHEN C | President/CEO | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 50k | $1.98 | $99k | | 08/16/2021 |
| 08/16/2021 | Brata James Kevin | EVP, CFO | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 25k | $1.98 | $49.5k | | 08/16/2021 |
| 06/30/2021 | Klofas Michael L | Director | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 2.8k | $0.00 | $0 | | 06/30/2021 |
| 06/30/2021 | COOPER CRAIG W | Director | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 2.8k | $0.00 | $0 | | 06/30/2021 |
| 06/30/2021 | Vander Ploeg Mark A | Director | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 2.8k | $0.00 | $0 | | 06/30/2021 |
| 06/30/2021 | North Ted R | Director | Grant | Dawson Geophysical Company-Common Stock $0.01 par value | 2.8k | $0.00 | $0 | | 06/30/2021 |
| 06/01/2021 | TOBIAS C RAY | EVP, COO | Payment of Exercise | Dawson Geophysical Company-Common Stock $0.01 par value | 4.6k | $2.39 | $11k | | 06/01/2021 |
| 06/01/2021 | Brata James Kevin | EVP, CFO | Payment of Exercise | Dawson Geophysical Company-Common Stock $0.01 par value | 4.6k | $2.39 | $11k | | 06/01/2021 |
| 09/17/2020 | TOBIAS C RAY | EVP, COO | Sale | Dawson Geophysical Company-Common Stock $0.01 par value | 2.4k | $1.75 | $4.3k | | 09/15/2020 |
| 09/16/2020 | TOBIAS C RAY | EVP, COO | Sale | Dawson Geophysical Company-Common Stock $0.01 par value | 13.6k | $1.75 | $23.9k | | 09/15/2020 |
| 09/15/2020 | TOBIAS C RAY | EVP, COO | Sale | Dawson Geophysical Company-Common Stock $0.01 par value | 516 | $1.75 | $903 | | 09/15/2020 |
| 08/10/2020 | Thomas James W | EVP, Chief Technical Officer | Payment of Exercise | Dawson Geophysical Company-Common Stock $0.01 par value | 4.2k | $1.75 | $7.3k | | 08/10/2020 |
| 08/10/2020 | TOBIAS C RAY | EVP, COO | Payment of Exercise | Dawson Geophysical Company-Common Stock $0.01 par value | 3.5k | $1.75 | $6k | | 08/10/2020 |
| 08/10/2020 | Brata James Kevin | EVP, CFO | Payment of Exercise | Dawson Geophysical Company-Common Stock $0.01 par value | 3.5k | $1.75 | $6k | | 08/10/2020 |
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