Ucore Updates Mineral Resource Estimate and Technical Report for Bokan Dotson-Ridge Rare Earth Property

Halifax, Nova Scotia--(Newsfile Corp. - April 14, 2026) - Ucore Rare Metals Inc. (TSXV: UCU) (OTCQX: UURAF) ("Ucore" or the "Company") is pleased to announce the completion of an upgraded mineral resource estimate ("Resource" or "Mineral Resource") for the Bokan Dotson-Ridge rare earth element project in Southeast Alaska ("Bokan"), together with the associated Technical Report (the "Technical Report"). The Technical Report has been prepared in accordance with both National Instrument 43-101 and SEC Regulation S-K 1300.