Val-d'Or, Québec - October 22, 2026 - Cleghorn Minerals Ltd. (TSXV: CZZ) ("Cleghorn" or the "Company") is pleased to confirm that exploration programs were initiated on the Rocco Copper Prospect located in Gaspé, Québec beginning in August with airborne magnetic and electromagnetic (AEM) surveys, together with immediate ground follow-up by a 7-person prospecting team.

Val-D'Or, Québec, 22 octobe 2026 – Cleghorn Minerals Ltd. (TSX-V:CZZ) (« Cleghorn » ou la « Société ») est heureuse d'annoncer qu'elle a complété la première phase de travaux de terrain sur le projet de cuivre Rocco, situé dans la péninsule gaspésienne, sud-est du Québec.

Val-d'Or, Québec - July 22, 2026 - Cleghorn Minerals Ltd. (TSXV: CZZ) ("Cleghorn" or the "Company") is pleased to announce the acquisition, by map-designation ("staking") of 73-claims (4,156-hectares) in NTS Map Sheet 22A/11.

Val-D'Or, Québec, 22 juillet 2026 – Cleghorn Minerals Ltd. (TSX-V:CZZ) (« Cleghorn » ou la « Société ») est heureuse d'annoncer l'acquisition de 73 droits exclusifs d'exploration désignés sur carte totalisant 4 156 hectares dans la découpure SNRC 22A/11, dans le sud-est du Québec.

Val-d'Or, Québec - July 20, 2026 - Cleghorn Minerals Ltd. (TSXV: CZZ) ("Cleghorn" or the "Company") is pleased to announce that, further to its news releases of June 4 and June 25, 2026, it completed on July 17, 2026, a non-brokered private placement offering (the "Offering") for gross proceeds of $524,400.

Val-d'Or, Quebec - July 7, 2026 - Cleghorn Minerals Ltd. (TSXV: CZZ) ("Cleghorn" or the "Company") announces that it will conduct a non-brokered private placement offering pursuant to which it will issue up to 6,666,667 Units at a per Unit price of $0.06 for gross proceeds of up to $400,000.