Insiders / Brock James A
Brock James A
CIK 1620612personinsider
Companies
1
First seen
Feb 19, 2026
Last activity
Mar 25, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Core Natural Resources, Inc. · CNR | 391,415 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Core Natural Resources, Inc. | Common stock, par value $0.01 per share | 391,415 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 18, 2026 | Other | CNR Core Natural Resources, Inc. Common stock, par value $0.01 per share | $5.90M | -66K -19.65% | 271,407 0.55% of shares | low |
| Mar 18, 2026 | Sell | CNR Core Natural Resources, Inc. Common stock, par value $0.01 per share | $4.12M | -41K -28.96% | 100,000 0.20% of shares | medium |
| Feb 18, 2026 | Other | CNR Core Natural Resources, Inc. Common stock, par value $0.01 per share | $395.0K | -4K -1.64% | 266,967 0.54% of shares | low |
| Feb 18, 2026 | Other | CNR Core Natural Resources, Inc. Common stock, par value $0.01 per share | $263.3K | -3K -1.08% | 271,415 0.55% of shares | low |
| Mar 24, 2026 | Gift | CNR Core Natural Resources, Inc. Common stock, par value $0.01 per share | $0 | +24K +9.15% | 291,415 0.59% of shares | low |
| Mar 24, 2026 | Gift | CNR Core Natural Resources, Inc. Common stock, par value $0.01 per share | $0 | -24K -100.00% | 0 0.00% of shares | low |
| Feb 17, 2026 | Grant | CNR Core Natural Resources, Inc. Common stock, par value $0.01 per share | $0 | +21K +8.37% | 274,367 0.55% of shares | low |