Tamboran CEO Joel Riddle exits; Chairman Stoneburner interim CEO; Sheffield Group gets two board seats

Tamboran Resources Corp

CEO Joel Riddle terminated July 27, 2025; receives severance including 6-month salary, bonus, RSU acceleration.
Chairman Dick Stoneburner appointed interim CEO; Board launches search for permanent CEO.
Scott Sheffield and Phillip Pace appointed to Board under agreement with Sheffield Group (17.6% holder).
Sheffield Group agrees to standstill and voting commitments until the earlier of 2028 annual meeting or Dec 31, 2028.
John Bell Sr. retires from Board; Board size remains at nine directors.

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