Hole D core samples refine and support continuity of system footprint VANCOUVER, BC / ACCESS Newswire / August 12, 2025 / Star Copper Corp. (CSE:STCU)(OTCQX:STCUF)(FWB:SOP) ("Star Copper" or the "Company"), a critical minerals exploration and development company, is pleased to provide an update on the 2025 Summer drill campaign at its 100%-owned Star Copper-Gold Project, located in northwestern British Columbia. The latest report offers preliminary results from diamond drill Hole D (S-053B) at its 100%-owned Star Copper-Gold Project, located in northwestern British Columbia. Drilled 65 metres southwest of Hole B (S-051) near a significant copper-gold soil and trench anomaly, Hole D was designed to test the southwest flank of current drilling and historic sampling, targeting extensions of mineralization across the Star Fault zone.