In Vancouver, British Columbia, on September 4, 2025, Highland Copper Company Inc. revealed promising outcomes from its metallurgical test work program for the Copperwood Project in Michigan's Upper Peninsula. The project, wholly owned by Highland, saw the tests conducted by Base Metallurgical Laboratories Ltd. in Kamloops, British Columbia, under the supervision of DRA Americas Inc. The company's stocks trade on TSXV as HI and on OTCQB as HDRSF.