Mr. Matthew Fisher of La Mancha reports

LA MANCHA INVESTMENTS S. A R. L. TO FILE EARLY WARNING REPORT

La Mancha Investments Sarl (La Mancha), a wholly owned subsidiary of La Mancha Resource Fund SCSp, advised by La Mancha Resource Capital LLP, has noted that on Aug. 17, 2026, La Mancha exercised a zero-strike call option over common shares (shares) of G Mining Ventures Corp. (Toronto Stock Exchange: GMIN) (GMIN), entered into with Citibank Europe PLC (Citi) on June 10, 2026, and amended on July 27, 2026, and Aug. 17, 2026. As a result, upon settlement, La Mancha will acquire 3,429,100 shares (acquisition), for aggregate consideration of approximately $138,523,993 (representing a price per share of approximately $40.4).

Immediately prior to the acquisition, La Mancha owned, or exercised control or direction over, 47,294,663 shares, representing approximately 15.9 per cent of the issued and outstanding shares. Immediately upon settlement of the acquisition, La Mancha will own, or exercise control or direction over, an aggregate of 50,723,763 shares, representing approximately 17.1 per cent of the issued and outstanding shares.

La Mancha acquired the shares for investment purposes. La Mancha intends to review its investment on a continuing basis. In the future, depending on market conditions, general economic and industry conditions, G Mining's business and financial condition, and/or other relevant factors, La Mancha may, from time to time, increase or decrease its investment in G Mining through market transactions, private arrangements, treasury issuances, derivative transactions or otherwise.

La Mancha's registered office is located at 31 Ave. Pasteur, L-2311 Luxembourg. G Mining's registered office is located at 500-2000 rue de L'Eclipse, Brossard, Que., J4Z 0S2, Canada.

La Mancha intends to file an early warning report containing additional information with respect to the foregoing matters, which will be available under G Mining's SEDAR+ profile.