Theralase(R) Closes C$4.8 Million Offering

Toronto, Ontario--(Newsfile Corp. - May 20, 2026) - Theralase® Technologies Inc. (TSXV: TLT) (OTCQB: TLTFF) ("Theralase®" or the "Company"), a clinical stage pharmaceutical company dedicated to the research and development of energy-activated small molecules for the safe and effective destruction of cancer, bacteria and viruses is pleased to announce that it has closed its previously announced brokered private placement offering ("Brokered Offering") of 19,166,667 units ("Units") of the Company at a price of C$0.24 per Unit ("Offering Price") for gross proceeds of C$4,600,000; including, the full exercise of the over-allotment option. The Brokered Offering was led by Research Capital Corporation as sole agent and sole bookrunner ("Agent").