Star Copper Announces $3 Million Non-Brokered LIFE Offering

Vancouver, British Columbia – November 20, 2025 – Star Copper Corp. (CSE: STCU) |(OTCQX: STCUF) (FWB: SOP) (“Star Copper” or the “Company”), a critical mineral exploration and development company, is pleased to announce that it intends to complete a non-brokered private placement for gross proceeds of up to C$3,000,000 from the sale of up to 3,000,000 units of the Company (each, a “Unit”, and collectively, the “Units”) at a price of C$1.00 per Unit (the “LIFE Offering”) under the Listed Issuer Financing Exemption (as defined below).

Each Unit will consist of one Common Share (each, a “Common Share” and collectively, “Common Shares”) and one Common Share purchase warrant (each a “Warrant” and collectively, “Warrants”). Each Warrant will be exercisable to acquire one Common Share (each a “Warrant Share”, and collectively, “Warrant Shares”) at a price of $1.20 per Warrant Share for a period of 24 months from the LIFE Closing Date (as defined below). The Warrants to be issued pursuant to the LIFE Offering will not be listed for trading on any stock exchange. The LIFE Offering is expected to close on or about December 10, 2025 (the “LIFE Closing Date”), or such other date as determined by the Company, such date being no later than 45 days from the date hereof.

Subject to compliance with applicable regulatory requirements and in accordance with National Instrument 45-106 – Prospectus Exemptions (“NI 45-106”), the LIFE Offering is being made to purchasers resident in all provinces of Canada, except Quebec, pursuant to the listed issuer financing exemption under Part 5A of NI 45-106 (the “Listed Issuer Financing Exemption”). The securities offered under the Listed Issuer Financing Exemption will not be subject to a hold period in accordance with applicable Canadian securities laws.

The gross proceeds of the LIFE Offering will be used to advance the exploration of the Company’s flagship Star Project, and for general working capital and corporate purposes.