Terrestrial Energy Inc. Form 8-K Filing

Terrestrial Energy Inc. has filed a Form 8-K to disclose the availability of its investor presentation on July 21, 2026. The presentation, accessible on the company's investor relations website and furnished as Exhibit 99.1, provides an overview of the company's Integral Molten Salt Reactor (IMSR) technology. The IMSR is a Generation IV SMR designed for rapid, large-scale deployment, offering low-cost, carbon-free thermal and electrical energy. Key advantages highlighted include its high-temperature output (585°C) for increased efficiency, a capital-light business model targeting a $2.3 trillion serviceable addressable market by 2050, and a decade of experience in nuclear plant design, supplier development, and regulatory engagement. The presentation details the IMSR's unique attributes for industrial heat and electricity markets, its modular design for fast construction, and its ability to load-follow. It also compares the IMSR technology favorably against other Generation IV reactors and traditional LWR technology, emphasizing its high inherent safety, lower capital efficiency, and a more robust supply chain due to the use of standard Low-Enriched Uranium (LEU) fuel. The company outlines its business model, which generates revenue across the full lifecycle of an IMSR Plant, starting from site development through operations and maintenance. The leadership team comprises individuals with extensive experience in nuclear energy, finance, and business strategy. The filing also notes the company's progress in scaling its IMSR plant project pipeline, supported by blue-chip suppliers and favorable market demand driven by AI data center growth, grid reliability, and energy security.