19 insiders reported 113 Form 4 transactions for Matador Resources Co (MTDR) over the past 18 months (most recent 2026-08-31). Recent activity: Calvert Christopher P (EVP and CFO) Buy 2,500 shares, Foran Joseph Wm (Chairman and CEO) Buy 555 shares, Foran Joseph Wm (Chairman and CEO) Buy 400 shares, Foran Joseph Wm (Chairman and CEO) Buy 5,000 shares, Foran Joseph Wm (Chairman and CEO) Buy 10,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-31 | Calvert Christopher P | EVP and CFO | Buy | 2,500 | $141,600 |
| 2026-08-28 | Foran Joseph Wm | Chairman and CEO | Buy | 555 | $30,242 |
| 2026-08-19 | Foran Joseph Wm | Chairman and CEO | Buy | 400 | $21,456 |
| 2026-08-14 | Foran Joseph Wm | Chairman and CEO | Buy | 5,000 | $257,200 |
| 2026-08-14 | Foran Joseph Wm | Chairman and CEO | Buy | 10,000 | $521,600 |
| 2026-08-12 | Foran Joseph Wm | Chairman and CEO | Buy | 3,130 | $159,755 |
| 2026-08-12 | STEWART KENNETH L. | Director | Sell | 9,400 | $0 |
| 2026-08-12 | Elsener William Thomas | EVP, Reservoir Engineering | Buy | 850 | $43,299 |
| 2026-08-12 | Foran Joseph Wm | Chairman and CEO | Buy | 709 | $36,641 |
| 2026-06-17 | Baty Robert Gaines | Director | Buy | 500 | $25,720 |
| 2026-06-15 | Baty Robert Gaines | Director | Buy | 3,642 | $0 |
| 2026-06-15 | STEWART KENNETH L. | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Byerley William M | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Ward Susan M | Director | Buy | 3,642 | $0 |
| 2026-06-15 | PARKER TIMOTHY E. | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Ehrman Monika U | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Harvey Paul W | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Baribault Reynald | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Appel Shelley F | Director | Buy | 3,642 | $0 |
| 2026-06-11 | Stetson Glenn W | EVP and COO | Buy | 500 | $26,705 |
| 2026-06-11 | Foran Joseph Wm | Chairman and CEO | Buy | 2,000 | $106,140 |
| 2026-06-10 | Ehrman Monika U | Director | Buy | 362 | $20,011 |
| 2026-06-08 | Foran Joseph Wm | Chairman and CEO | Buy | 2,000 | $112,500 |
| 2026-06-02 | Foran Joseph Wm | Chairman and CEO | Buy | 482 | $25,401 |
| 2026-06-02 | Calvert Christopher P | EVP and CFO | Buy | 1,500 | $79,860 |
Source: SEC Form 4 filings · as of 2026-08-31