| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DWSN | DAWSON GEOPHYSICAL CO | Vander Ploeg Mark A | Director | Jan 18, 2022 | Option Exercise | $2.34 | 31,099 | 72,772 | 0 | Jan 20, 2022, 01:50 PM | |
| DWSN | DAWSON GEOPHYSICAL CO | Vander Ploeg Mark A | Director | Jan 18, 2022 | Option Exercise | $2.34 | 36,792 | 86,093 | 0 | Jan 20, 2022, 01:50 PM | |
| DWSN | DAWSON GEOPHYSICAL CO | Vander Ploeg Mark A | Director | Jun 29, 2018 | Option Exercise | $7.89 | 1,600 | 12,624 | 34,562 | Jul 02, 2018, 06:08 PM |
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