Ownership History
| RESERVE CARBON CORP; WEBBER, BRADLEY D; WEBBER, GREGORY H | $1 | | 2942-1612 | 12/31/2025 |
| HESS, BETH A; REESER, MARK R; RESERVE CARBON CORP | $5,000 | | 2822-1970 | 06/06/2023 |
| SMITH, FRANCES | $1 | | 2813-2223 | 03/20/2023 |
| REESER, MARK R | $1 | | 2516-1732 | 08/26/2014 |
| HESS, BETH A; RESERVE CARBON CORP | $1 | | 1510-0268 | 02/21/2002 |
| LUCKENBILL SALLY M (INT ONLY) | $1 | | 0424-0098 | 09/01/1998 |
| CORNWELL M A & SWAN J E | $0 | | 1420-0661 | 11/30/1988 |
| REESER R H & J W | $0 | | 1406-0827 | 04/14/1988 |
| SHEN PENN PRODUCTION CO | $0 | | 1040-0217 | 02/01/1961 |