Elsener William Thomas (CIK 1934692) reported 8 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-12). Recent activity: Buy MTDR (850 shares), Sell MTDR (1,050 shares), Buy MTDR (3,480 shares), Sell MTDR (1,554 shares), Buy MTDR (600 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-12 | Matador Resources Co (MTDR) | EVP, Reservoir Engineering | Buy | 850 | $43,299 |
| 2026-02-18 | Matador Resources Co (MTDR) | EVP, Reservoir Engineering | Sell | 1,050 | $50,190 |
| 2026-01-08 | Matador Resources Co (MTDR) | EVP, Reservoir Engineering | Buy | 3,480 | $0 |
| 2026-01-08 | Matador Resources Co (MTDR) | EVP, Reservoir Engineering | Sell | 1,554 | $64,351 |
| 2025-11-04 | Matador Resources Co (MTDR) | EVP, Reservoir Engineering | Buy | 600 | $23,706 |
| 2025-09-15 | Matador Resources Co (MTDR) | EVP, Reservoir Engineering | Buy | 600 | $29,076 |
| 2025-05-02 | Matador Resources Co (MTDR) | EVP, Reservoir Engineering | Buy | 750 | $30,075 |
| 2025-03-04 | Matador Resources Co (MTDR) | EVP, Reservoir Engineering | Buy | 700 | $31,969 |
Source: SEC Form 4 filings · as of 2026-08-12