Form 4 holding
Director
Core Natural Resources, Inc.
- Security class
- Common stock, par value $0.01 per share
- Shares / value
- 40,660
- Estimated value
- $3,897,667
- Report date
- 17 Feb 2026
- Price
- $95.86
- Ownership
- Direct
Joseph P. Platt Jr. - Director at Core Natural Resources, Inc.
Issuer-level insider activity
- Role
- Director
- Issuer symbol
- CNR on NYSE
- Entity type
- Individual
- SEC filing history
- Open SEC filing history
Identity
1 identity field
Source evidence
1 source field
No buys or sells have been reported by Joseph P. Platt Jr. since 02 Jun 2025
Reported holdings for Joseph P. Platt Jr. in Core Natural Resources, Inc.
Transaction history for Joseph P. Platt Jr. in Core Natural Resources, Inc.
| Sym | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares after | Date | Ownership |
|---|
* marks a reported price that did not pass the local price check.