Mr. Ryan Kalt, a shareholder, reports

EARLY WARNING REPORT AND NEWS RELEASE REGARDING SECURITIES OF ROTTENSTONE GOLD INC.

Ryan Kalt had privately sold securities of Rottenstone Gold Inc., being 6.05 million common share warrants.

The warrant sales trigger an early warning report (Form 62-103F1) posted to SEDAR+ (referenced hereby) and this associated news release.

Immediately before the warrant sales, the acquiror owned 25,197,700 common shares, directly and indirectly, representing 84.03 per cent of the issuer's outstanding shares, and 6.05 million common share warrants, directly and indirectly, representing 16.79 per cent of the issuer's diluted shares if exercised.

Immediately after the warrant sales, the acquiror owns 25,197,700 common shares, directly and indirectly, representing 84.03 per cent of the issuer's issued shares, but no longer holds any common share warrants (a decrease of 16.79 per cent).

The sold warrants were sold on a direct (1.25 million) and indirect (4.8 million through Kalt Industries Ltd.) basis for total aggregate consideration of $60,500 paid by arm's-length parties, representing average consideration of one cent per sold warrant.

Mr. Kalt previously forfeited 420,000 common share options on July 3, 2026, to the issuer for which no consideration was paid or received nor was public distribution made, such options then representing 1.38 per cent of the issuer if exercised.

The securities of the issuer were disposed of by the acquiror for investment purposes. The acquiror may sell additional securities of the issuer either on the open market or through private sales, or acquire securities of the issuer either on the open market or through private acquisitions in the future depending on market conditions, the acquiror's investment objectives and/or other relevant factors. Other than the foregoing and/or as publicly filed, the acquiror does not have plans or any future intentions which relate to or would result in any of the other foregoing matters.

The Form 62-103F1 (Required Disclosure) under the early warning requirements associated with this news release can be obtained from SEDAR+. Alternatively, for a report copy, contact Mr. Kalt at 1-403-454-2984 or care of 200, 1001 1st St. Southeast, Calgary, Alta., T2G 5G3.