Toronto, Ontario--(Newsfile Corp. - March 19, 2026) - Seabridge Gold Inc. (TSX: SEA) (NYSE: SA) ("Seabridge" or the "Company") announced today that Tudor Gold Corp. ("Tudor") has filed a Notice of Abandonment of Appeal with the Supreme Court of British Columbia, thereby abandoning its appeal of the Chief Gold Commissioner's (CGC) decision relating to her authority to hear an application challenging KSM's Mitchell Treaty Tunnels (MTT). The CGC's decision, issued on May 28, 2025, declined jurisdiction over an application brought by Tudor seeking a determination that Seabridge's KSM MTT Conditional Mineral Reserve (CMR) in respect of the MTT should not apply to Tudor or, in the alternative, that the KSM MTT CMR be cancelled.