Dawson Geophysical Co
DWSN- Exchange
- Nasdaq
- Industry
- Oil & Gas Field Exploration Services
- SEC CIK
- 0000799165
No open-market purchases or sales by Dawson Geophysical Co insiders were filed in the last 90 days; 39 institutions reported holding it in 13F filings for Q2 2026, worth $12.5M in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +6 vs. previous quarter
- 39
- 13F valueReported value at the end of Q2 2026
- $12.5M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding DWSN, Q2 2026
No superinvestor reported holding DWSN at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Dawson Geophysical Co insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2023 (view filing)6:05 AM ET | Jun 14 | 16 days | Krylov Sergei and 6 othersDirector | PPurchaseClass A common stock, par value $0.01 per share | +8.89K | $2.23 | +$19.8K | 0.0%18.8M after | AmendedDuplicate filing |
| Jun 16, 2023 (view filing)8:08 PM ET | Jun 14 | 2 days | Wilks Dan H. and 4 others10% Owner | PPurchaseClass A common stock, par value $0.01 per share | +8.89K | $2.23 | +$19.8K | 0.0%18.8M after | |
| Jun 16, 2023 (view filing)8:01 PM ET | Jun 12 | 4 days | Wilks Dan H. and 4 others10% Owner | PPurchaseClass A common stock, par value $0.01 per share | +8.60K | $2.18 | +$18.8K | 0.0%18.8M after | Amended2 lots |
| Jun 14, 2023 (view filing)6:16 PM ET | Jun 12-13 | 2 days | Wilks Dan H. and 4 others10% Owner | PPurchaseClass A common stock, par value $0.01 per share | +8.60K | $2.18 | +$18.8K | 0.0%17.7M after | 2 lots |
Top 10 13F holders, Q2 2026
The largest institutional positions in Dawson Geophysical Co at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Grace & White Inc | 702,917 | $4.18M | 0.66% | −76,226−9.8% | Reduced |
| RBF Capital, LLC | 423,797 | $2.52M | 0.11% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 156,877 | $931.8K | 0.00% | +43,636+38.5% | Added |
| Gabelli Funds LLC | 145,200 | $862.5K | 0.01% | 00.0% | Unchanged |
| Marshall Wace, LLP | 86,797 | $515.6K | 0.00% | +45,778+111.6% | Added |
| Geode Capital Management, LLC | 83,645 | $496.9K | 0.00% | +2,459+3.0% | Added |
| Hillsdale Investment Management Inc. | 54,404 | $323.2K | 0.01% | +20,000+58.1% | Added |
| US Bancorp | 53,443 | $317.5K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 40,178 | $238.7K | 0.00% | +40,178 | New |
| Pinnacle Associates Ltd | 38,360 | $227.9K | 0.00% | −2,000−5.0% | Reduced |