Terrestrial Energy to Participate in Upcoming Investor Conferences

CHARLOTTE, N.C., Nov. 25, 2025 (GLOBE NEWSWIRE) -- Terrestrial Energy Inc. (NASDAQ: IMSR) (“Terrestrial Energy” or “the Company”), a developer of small modular nuclear power plants using its Generation IV reactor technology, announced today that the Company will be participating in the following investor conferences:

GlobeNewsWire • Nov 25, 2025

Terrestrial Energy, Westinghouse Sign Expanded Contract for IMSR Advanced Nuclear Fuel Plant at Springfields

Agreement encompasses deconversion, fabrication, packaging, and transportation services for Integral Molten Salt Reactor (IMSR) fuel production, paving the way for pilot plant construction

GlobeNewsWire • Nov 5, 2025

Terrestrial Energy Inc. Begins Trading on the Nasdaq Stock Market

Terrestrial Energy begins trading today under the new ticker symbol “IMSR” after completing its business combination with HCM II Acquisition Corp. Terrestrial Energy received in excess of $292 million of gross transaction proceeds, before expenses, to support its business plan and accelerate technology commercialization Terrestrial Energy's Integral Molten Salt Reactor (IMSR) nuclear plants are designed to supply low-cost high-temperature, clean, firm and flexible heat and electricity, delivering sector-leading economics and time-to-market at fleet scale CHARLOTTE, N.C., Oct. 29, 2025 (GLOBE NEWSWIRE) -- Terrestrial Energy Inc. (Nasdaq: IMSR) (“Terrestrial Energy” or the “Company”), a developer of small modular nuclear plants using advanced reactor technology, announced that it will begin trading on the Nasdaq Stock Market LLC (“Nasdaq”) under the new ticker symbol “IMSR” at market open today, following the completion of its business combination with HCM II Acquisition Corp. (“HCM II”) (the “transaction”) on October 28, 2025.

GlobeNewsWire • Oct 29, 2025

Terrestrial Energy Inc. Completes Business Combination with HCM II Acquisition Corp.

Terrestrial Energy to begin trading on the Nasdaq Stock Market under ticker symbol “IMSR” on October 29, 2025 The transaction closed with gross proceeds exceeding $292 million before expenses, reflecting previously placed $50 million common stock PIPE and a negligible level of redemptions Transaction proceeds to accelerate commercial deployment of Terrestrial Energy's proprietary Integral Molten Salt Reactor (IMSR) nuclear technology CHARLOTTE, N.C. and STAMFORD, Conn.

GlobeNewsWire • Oct 28, 2025