Nasdaq · CIK 0000799165
DWSN DAWSON GEOPHYSICAL CO
Insider trading from SEC Form 4. Last filing Jan 5, 2026.
DAWSON GEOPHYSICAL CO (DWSN) has 13 SEC Form 4 filings on file from 5 insiders, the latest filed on Jan 5, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.
Last 90 days
Signals
Open-market buys and sells at DAWSON GEOPHYSICAL CO, scored.
Transactions
Every row filed, 24 in all.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | Farris Wilks director, owner | JOther Common Stock, par value $0.01 per shareindirect: See Footnotes (4)(5). | -15,547,010 | - | - | - | Jan 5, 2026 |
| Oct 27, 2025 | William Anthony Clark CEO & President | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +150,000 | $0.00 | $0 | 151,850 | Oct 28, 2025 |
| Oct 27, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +100,000 | $0.00 | $0 | 108,500 | Oct 28, 2025 |
| Sep 9, 2025 | William Anthony Clark CEO & President | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +550 | $1.59 | $875 | 1,850 | Sep 9, 2025 |
| Aug 20, 2025 | William Anthony Clark CEO & President | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +500 | $1.40 | $700 | 1,300 | Aug 21, 2025 |
| Aug 15, 2025 | Ian M. Shaw Chief Financial Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +5,000 | $1.28 | $6,400 | 15,000 | Aug 18, 2025 |
| Aug 15, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +500 | $1.29 | $645 | 4,950 | Aug 18, 2025 |
| Aug 18, 2025 | Ian M. Shaw Chief Financial Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +5,000 | $1.35 | $6,750 | 20,000 | Aug 18, 2025 |
| Aug 15, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +500 | $1.28 | $640 | 5,450 | Aug 18, 2025 |
| Aug 18, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +1,000 | $1.38 | $1,380 | 6,450 | Aug 18, 2025 |
| Aug 18, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +1,000 | $1.39 | $1,390 | 7,450 | Aug 18, 2025 |
| Aug 18, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +1,050 | $1.40 | $1,470 | 8,500 | Aug 18, 2025 |
| Jun 13, 2025 | William Anthony Clark CEO & President | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +50 | $1.36 | $68 | 800 | Jun 17, 2025 |
| Jun 6, 2025 | William Anthony Clark CEO & President | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +600 | $1.31 | $786 | 750 | Jun 9, 2025 |
| May 16, 2025 | Sergei Krylov director | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +3,555 | $1.29 | $4,586 | 22,720 | May 20, 2025 |
| May 16, 2025 | Ian M. Shaw Chief Financial Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +2,855 | $1.28 | $3,654 | 2,855 | May 20, 2025 |
| May 16, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +600 | $1.28 | $768 | 600 | May 20, 2025 |
| May 19, 2025 | Sergei Krylov director | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +2,640 | $1.27 | $3,353 | 25,360 | May 20, 2025 |
| May 19, 2025 | Ian M. Shaw Chief Financial Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +3,645 | $1.28 | $4,666 | 6,500 | May 20, 2025 |
| May 19, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +900 | $1.31 | $1,179 | 1,500 | May 20, 2025 |
| May 20, 2025 | Sergei Krylov director | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +3,055 | $1.33 | $4,063 | 28,415 | May 20, 2025 |
| May 20, 2025 | Ian M. Shaw Chief Financial Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +3,500 | $1.32 | $4,620 | 10,000 | May 20, 2025 |
| May 20, 2025 | Ray L Mays EVP & Chief Operating Officer | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +2,950 | $1.33 | $3,924 | 4,450 | May 20, 2025 |
| Jun 28, 2024 | William Anthony Clark CEO & President | AGrant or award Dawson Geophysical Company-Common Stock $0.01 par value | +150 | $0.00 | $0 | 150 | Jan 21, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- William Anthony ClarkCEO & President
- Sergei Krylovdirector
- Ray L MaysEVP & Chief Operating Officer
- Ian M. ShawChief Financial Officer
- Farris Wilksowner, director
Questions about DWSN
Answered from the filings on this page, as of the latest one.
Are insiders buying DWSN?
No. In the last 90 days no insider at DAWSON GEOPHYSICAL CO bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.
Who was the last insider to trade DWSN on the open market?
No open-market trade has been scored at DAWSON GEOPHYSICAL CO. The latest Form 4 on file was filed on Jan 5, 2026 and holds grants, exercises or other rows that are not market trades.
How many insiders file Form 4 at DAWSON GEOPHYSICAL CO?
5 people have filed a Form 4 at DAWSON GEOPHYSICAL CO, among them William Anthony Clark (CEO & President), Sergei Krylov (director), Ray L Mays (EVP & Chief Operating Officer). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.