KRIEGSHAUSER PATRICK A (CIK 1046085) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-19). Recent activity: Buy CNR (1,610 shares), Sell CNR (3,043 shares), Buy CNR (1,674 shares), Buy CNR (1,674 shares), Buy CNR (23,043 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-19 | Core Natural Resources, Inc. (CNR) | Director | Buy | 1,610 | $0 |
| 2025-09-18 | Core Natural Resources, Inc. (CNR) | Director | Sell | 3,043 | $234,524 |
| 2025-02-20 | Core Natural Resources, Inc. (CNR) | Director | Buy | 1,674 | $0 |
| 2025-02-20 | Core Natural Resources, Inc. (CNR) | Director | Buy | 1,674 | $0 |
| 2025-01-16 | Core Natural Resources, Inc. (CNR) | Director | Buy | 23,043 | $0 |
Source: SEC Form 4 filings · as of 2026-02-19