Stack Capital Group Inc. Invests $5 Million USD Into X-energy

TORONTO, Jan. 28, 2026 (GLOBE NEWSWIRE) -- Stack Capital Group Inc. ("Stack Capital") (TSX:STCK, TSX:STCK, TSX:STCK), an investment holding company that invests in equity, debt and/or other securities of leading growth-to-late-stage private businesses, is pleased to announce that it has invested $5 million USD into X-energy Reactor Company, LLC ("X-energy" or the "Company"), an advanced nuclear technology company developing next-generation small modular reactors ("SMRs") and proprietary nuclear fuel solutions.

Founded in 2009 and headquartered in Rockville, Maryland, X-energy specializes in the delivery of safe, reliable, and carbon-free energy solutions such as the Xe-100, its most advanced small modular reactor; XENITH, a factory-built micro reactor for critical infrastructure, microgrids, and remote communities; and TRISO-X, a proprietary and robust particle fuel that can withstand very high temperatures without melting. The Company is a leader in advanced nuclear commercialization, supported by approximately $1.8 ...