Luca Mining Corp. (“Luca” or the “Company”) (TSX-V: LUCA; OTCQX: LUCMF; Frankfurt: Z68) is pleased to announce that it has entered into a definitive share purchase agreement (the “Agreement”) dated September 21, 2026 with Capstone Copper Corp. (“Capstone”), an arm’s length party, to acquire 100% of the Cozamin Mine (“Cozamin” or the “Project”) in Zacatecas, Mexico for total upfront consideration of $290 million and up to an additional $95 million in deferred and contingent consideration (the “Transaction”). All dollar amounts in this news release are in United States dollars, unless otherwise specified.  Luca will host a conference call and webcast…