Horizon Copper Reminds Shareholders and Warrantholders to Vote in Advance of the Upcoming Special Meeting of Securityholders

Core Viewpoint - Horizon Copper Corp. is urging its shareholders and warrantholders to vote on a special resolution for a transaction involving Royal Gold, which will lead to Royal Gold acquiring all outstanding shares and warrants of Horizon Copper, excluding those held by Sandstorm Gold Ltd. [1][2] Company Updates - The Board of Directors of Horizon Copper unanimously recommends that Securityholders vote in favor of the Arrangement Resolution [2] - Royal Gold has received all necessary government regulatory approvals for the Horizon Transaction and its acquisition of Sandstorm [3] - The completion of the Horizon Transaction is subject to customary closing conditions, including Securityholder approvals and the approval of the Supreme Court of British Columbia, with an anticipated closing in early Q4 2025 [4] Meeting Details - The Special Meeting of Securityholders is scheduled for October 9, 2025, at 8:00 a.m. Vancouver time, at the Company's head office [5] - The deadline for proxy voting is set for October 7, 2025, at 8:00 a.m. Vancouver time [5][8] Voting Assistance - Due to the ongoing Canada Post strike, Securityholders are encouraged to vote online and may contact Laurel Hill Advisory Group for assistance [6][8] - Registered Securityholders are advised to use courier services or hand delivery for submitting required documentation during the strike [7] Company Profile - Horizon Copper holds a portfolio of significant copper assets, including a 1.66% net profits interest in the Antamina copper mine, a 24% equity ownership in Entrée Resources Ltd. related to the Oyu Tolgoi copper mine, and a 30% interest in the copper-gold Hod Maden project [11]