Carolina Rush Confirms Kilometer-Scale Hydrothermal System at Depth and Identifies Copper Porphyry Vectors at Brewer Project

Toronto, Ontario--(Newsfile Corp. - May 4, 2026) - Carolina Rush Corporation (TSXV: RUSH) (OTCQB: PUCCF) ("Carolina Rush" or the "Company") reports on its recently completed initial 3-hole deep drill program at the Brewer Gold-Copper Project in South Carolina, USA, implemented in partnership with OceanaGold Corporation ("OceanaGold") (TSX: OGC / NYSE: OGC) under an earn-in agreement of up to US$20 million in exploration expenditures (see news release dated September 16, 2025). The program represents the first systematic test of Brewer's porphyry potential and was designed to evaluate the source of Brewer's large hydrothermal system.