20 insiders reported 124 Form 4 transactions for Matador Resources Co (MTDR) over the past 18 months (most recent 2026-08-19). Recent activity: Foran Joseph Wm (Chairman and CEO) Buy 400 shares, Foran Joseph Wm (Chairman and CEO) Buy 10,000 shares, Foran Joseph Wm (Chairman and CEO) Buy 5,000 shares, Foran Joseph Wm (Chairman and CEO) Buy 3,130 shares, STEWART KENNETH L. (Director) Sell 9,400 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-19 | Foran Joseph Wm | Chairman and CEO | Buy | 400 | $21,456 |
| 2026-08-14 | Foran Joseph Wm | Chairman and CEO | Buy | 10,000 | $521,600 |
| 2026-08-14 | Foran Joseph Wm | Chairman and CEO | Buy | 5,000 | $257,200 |
| 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 | STEWART KENNETH L. | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Ward Susan M | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Byerley William M | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Baty Robert Gaines | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Baribault Reynald | 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 | Appel Shelley F | Director | Buy | 3,642 | $0 |
| 2026-06-15 | Harvey Paul W | Director | Buy | 3,642 | $0 |
| 2026-06-11 | Foran Joseph Wm | Chairman and CEO | Buy | 2,000 | $106,140 |
| 2026-06-11 | Stetson Glenn W | EVP and COO | Buy | 500 | $26,705 |
| 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 |
| 2026-06-02 | Colodney Benjamin T | SVP & Chief Accounting Officer | Buy | 250 | $13,352 |
| 2026-06-02 | Colodney Benjamin T | SVP & Chief Accounting Officer | Sell | 447 | $28,983 |
Source: SEC Form 4 filings · as of 2026-08-19