Stamper Oil & Gas restates Sept. 2025 interim financials, lifts reverse-takeover listing expense to $16.48 million

• Stamper refiled its Sept. 30, 2025 interim financial statements to reflect a shift to a Dec. 31 year-end.
• The change followed reclassification of the 2025 BISP acquisition as a reverse takeover, making BISP the accounting acquiror.
• Investors were told not to rely on versions filed Dec. 1, 2025 or May 4, 2026, only the June 10, 2026 refiling.
• Listing expense for the reverse acquisition rose to $16.48 million from $7.56 million on a deemed share price reset to $0.2 from $0.09.
• Three-month net loss increased to $17.37 million from $9.05 million; June 10 refiling also fixed an administrative board-approval date field.

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