Early Warning Notice Regarding Rottenstone Gold Inc.

Executive Summary

• Ryan Kalt filed an early‑warning report disclosing the acquisition of an additional 591,500 common shares of Rottenstone Gold Inc., bringing his total holdings to 24,433,400 shares (≈ 83.57% of outstanding equity).
• The aggregate cash consideration paid for the newly acquired shares was approximately $128,066.
• The acquisition pushes Mr. Kalt well above the 10% reporting threshold and establishes him as a controlling shareholder under Canadian securities regulations.

Key Details

• Acquisition Period: May 20 2025 – October 2 2025 (indirect purchases through Kalt Industries Ltd.).
• Shares Acquired in this filing: 591,500 common shares.
• Total Shares Owned Post‑Acquisition: 24,433,400 common shares, representing 83.57% of Rottenstone Gold’s issued and outstanding common shares as of October 2 2025.
• Outstanding Shares (as of Oct 2 2025): 29,236,400 common shares.
• Cash Consideration Paid: Approximately $128,066, paid to various open‑market sellers during the acquisition period.
• Purpose of Acquisition: Stated as “investment purposes.” No additional strategic plans disclosed beyond the possibility of future purchases or dispositions subject to market conditions.
• Regulatory Filings: Form 62‑103F1 accompanying this press release is available on SEDAR+.

Notable Quotes

“Ryan Kalt” – No substantive quote provided; name appears as signature only.