Argo Graphene Solutions Corp. Announces Closing of Previously Announced Upsized Private Placement

Vancouver, British Columbia--(Newsfile Corp. - June 4, 2026) - Argo Graphene Solutions Corp. (CSE: ARGO) (OTCQB: ARLSF) (FSE: 94Y) ("Argo" or the "Company"), a leader in innovative graphene-based technologies, is pleased to announce that the Company has closed its previously announced upsized non-brokered private placement offering, issuing 1,154,220 units (the "Units") at a price of CDN$0.55 cents per Unit for aggregate gross proceeds of CDN$634,821 (the "Offering"). Each Unit is comprised of one common share in the capital of the Company and one transferable share purchase warrant.