| Insider Name | Buy/Sell | Company Name | Ticker | Amount | Shares Change | |||
|---|---|---|---|---|---|---|---|---|
| Mar 13, 2019 | Mar 13, 2019 | Thomas James W EVP Chief Technical Officer | Buy | Dawson Geophysical Co | DWSN | $3.12 | $40,526 | +15.37% |
| Nov 14, 2016 | Nov 16, 2016 | Thomas James W EVP Chief Technical Officer | Sell | Dawson Geophysical Co | DWSN | $7.65 | $76,500 | -21.50% |
| Jun 02, 2016 | Jun 03, 2016 | Thomas James W EVP Chief Technical Officer | Sell | Dawson Geophysical Co | DWSN | $7.48 | $79,752 | -18.65% |
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