Stamper Oil & Gas restates financials, lifts RTO expense

Stamper Oil & Gas refiled its Sept. 30, 2025 interim financial statements to reflect a shift to a Dec. 31 year-end, following reclassification of a 2025 acquisition as a reverse takeover. Investors were told not to rely on prior versions. Listing expense for the reverse acquisition rose to $16.48 million from $7.56 million, and the three-month net loss increased to $17.37 million from $9.05 million.