Gray Zarrell Thomas (CIK 2030612) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-01-16). Recent activity: Buy HNRG (13,888 shares), Buy HNRG (2,592 shares), Buy HNRG (9,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-01-16 | HALLADOR ENERGY CO (HNRG) | Director | Buy | 13,888 | $249,984 |
| 2025-12-31 | HALLADOR ENERGY CO (HNRG) | Director | Buy | 2,592 | $50,000 |
| 2025-04-11 | HALLADOR ENERGY CO (HNRG) | Director | Buy | 9,000 | $122,400 |
Source: SEC Form 4 filings · as of 2026-01-16