CHARLOTTE, N.C., Jan. 29, 2026 (GLOBE NEWSWIRE) -- Terrestrial Energy Inc. (NASDAQ: IMSR) (“Terrestrial Energy” or “the Company”), a developer of small modular nuclear power plants using its Generation IV Integral Molten Salt Reactor (IMSR) technology, today announced it has published a letter to stockholders from Simon Irish, Chief Executive Officer. The letter recaps 2025 accomplishments and provides 2026 milestones. The letter is available under the “Events and Presentations” section of the Company’s inv ...

Group 1 - U.S. stocks experienced an upward trend, with the Dow Jones increasing by approximately 200 points on Thursday [1] - Eagle Bancorp, Inc. reported fourth-quarter earnings of 25 cents per share, surpassing the analyst consensus estimate of a loss of 10 cents per share [1] - The company's quarterly sales reached $68.303 million, exceeding the analyst consensus estimate of $67.033 million [1] Group 2 - Eagle Bancorp shares surged by 19.8% to $28.80 on Thursday [2] - Rich Sparkle Holdings Limited saw a significant increase of 44.7% to $99.96 [3] - Regencell Bioscience Holdings Limited's shares rose by 37.6% to $30.15 [3] - New Era Energy & Digital, Inc. experienced a rise of 31.6% to $9.02 [3] - Corcept Therapeutics Incorporated climbed 17.6% to $42.70 following positive Phase 3 trial results [3] - USA Rare Earth, Inc. gained 17.5% to $22.72 [3] - LSI Industries Inc. rose 15.7% to $23.59 after reporting strong quarterly earnings [3] - NVE Corporation's shares increased by 15.7% to $79.20 following third-quarter results [3] - Sasol Limited's shares jumped 12.7% to $7.11 after raising its six-month performance fuel sales guidance for FY25 [3] - Terrestrial Energy Inc. rose 12.1% to $11.93 [3] - Arista Networks, Inc. gained 10.6% to $140.86 [3] - GRAIL, Inc. saw an increase of 10% to $111.20 [3] - Lemonade, Inc. shares jumped 8.4% to $92.55 [3] - Iridium Communications Inc. gained 8% to $21.19 [3] - Moderna, Inc. increased by 7.3% to $53.43 [3] - Alibaba Group Holding Limited rose 6.6% to $179.81 amid reports of moving towards an IPO for its AI chipmaking unit [3] - Datadog, Inc. shares rose 5.9% to $130.79 after an upgrade from Stifel [3]

Core Viewpoint - Terrestrial Energy has signed an Other Transaction Authority (OTA) agreement with the U.S. Department of Energy (DOE) to expedite the operation of Project TEFLA, a pilot plant for IMSR Fuel Salt production, which is crucial for the company's business strategy [1][3]. Group 1: Project TEFLA Overview - Project TEFLA aims to demonstrate the proprietary IMSR Fuel Salt production technology, synthesizing fuel using standard-assay low-enriched uranium (SALEU) enriched to less than 5% U235 [2]. - The fuel produced will support the Project TETRA test reactor, developed under the DOE's Advanced Reactor Pilot Program [2]. - The project will utilize existing supplier relationships for key components, fuel feedstock, and transportation services [2]. Group 2: DOE Collaboration and Authorization - The DOE's authorization process will expedite the approval for the TEFLA pilot plant, facilitating the development of the TETRA test reactor and the IMSR fuel supply business [3]. - The OTA mechanism allows Terrestrial Energy to operate outside traditional federal contracting constraints, promoting rapid fuel production innovation [3]. Group 3: Commercialization and Energy Production - Terrestrial Energy's commercial IMSR plant is designed to produce 822 MWth (390 MWe) of clean energy for industrial heat applications and electricity generation [4]. - The plant's design emphasizes capital efficiency, cost reduction, and versatility, extending the application of nuclear energy beyond electric power markets [5]. - The company aims to build, license, and commission the first IMSR plants in the early 2030s, supporting global decarbonization efforts [6].

Core Viewpoint - The nuclear energy sector experienced a surge in stock prices following President Trump's endorsement of nuclear energy as a safe and efficient solution for U.S. manufacturing and AI growth at the 2026 World Economic Forum [1][2]. Market Reaction - Pure-play nuclear and uranium stocks saw immediate gains as investors responded positively to Trump's supportive comments on nuclear power [3]. - Companies such as Oklo, Inc. (NYSE:OKLO), Nano Nuclear Energy, Inc. (NASDAQ:NNE), and NuScale Power Corp. (NYSE:SMR) experienced stock price spikes due to the bullish sentiment surrounding nuclear energy [3]. - Uranium producers like Uranium Energy Corp. (AMEX:UEC) and Cameco Corp. (NYSE:CCJ) also saw significant increases as the administration aimed to strengthen the domestic fuel supply chain [3]. Additional Stocks in the Nuclear Space - Other notable companies in the nuclear sector that were positively impacted include EnCore Energy Corp. (NASDAQ:EU), Ur Energy Inc. (AMEX:URG), Lightbridge Corp. (NASDAQ:LTBR), Nexgen Energy Ltd. (NYSE:NXE), Uranium Royalty Corp. (NASDAQ:UROY), and Terrestrial Energy Inc. (NASDAQ:IMSR) [5].

Core Insights - The nuclear energy sector is experiencing significant growth driven by major agreements from Big Tech companies, particularly Meta Platforms Inc. [1][6] - Meta's agreements total over 6 gigawatts of capacity, indicating a strong demand for carbon-free power [1][2] Group 1: Meta's Agreements - Meta has signed a 20-year agreement with Vistra Corp. to purchase 2.6 gigawatts of energy from its nuclear fleet in Ohio and Pennsylvania [2] - In addition, Meta is collaborating with Oklo Inc. to develop a 1.2-gigawatt advanced nuclear technology campus in Southern Ohio [2] Group 2: Market Reactions - Following the announcements, Oklo's stock surged nearly 20%, while Vistra's shares climbed over 10% in early trading [2] - The deals are viewed as a proof of concept for next-generation nuclear deployments, boosting investor confidence in the sector [3] Group 3: Sector-Wide Impact - The "Meta effect" has positively impacted the entire nuclear supply chain, with NuScale Power Corp. seeing a stock increase as the market anticipates more large-scale deals [4] - Major uranium companies like Cameco Corp. and Energy Fuels Inc. also experienced stock price increases due to rising long-term demand for nuclear fuel [4] Group 4: Future Prospects - NexGen Energy Ltd. is approaching all-time highs as the timeline for new uranium production becomes critical for meeting energy targets between 2030 and 2035 [5] - Smaller companies such as Centrus Energy Corp., Terrestrial Energy Inc., and Nano Nuclear Energy Inc. have also seen stock increases, driven by expectations of accelerated commercialization from federal funding [5]

Core Viewpoint - Terrestrial Energy Inc. is set to participate in the 28th Annual Needham Growth Conference, highlighting its focus on small modular nuclear power plants utilizing Generation IV reactor technology [1][2]. Company Overview - Terrestrial Energy is developing Generation IV nuclear plants featuring the proprietary Integral Molten Salt Reactor (IMSR), which aims to enhance capital efficiency, reduce costs, and provide versatile energy solutions [3]. - The IMSR technology is designed for distributed supply of low-cost, reliable, and clean energy, applicable in various industrial sectors such as petrochemicals and data centers [3]. - The company is actively engaging with regulators, suppliers, and industrial partners to build and license the first IMSR plants, targeting deployment in the early 2030s [3].

Core Viewpoint - Terrestrial Energy has signed an Other Transaction Authority (OTA) agreement with the U.S. Department of Energy (DOE) to advance Project TETRA, a pilot reactor initiative that will facilitate the development of Integral Molten Salt Reactor (IMSR) technology, positioning the company for rapid commercialization of IMSR plants [1][2][3] Group 1: Project TETRA and OTA Agreement - The OTA agreement allows for the construction and operation of a pilot reactor under the DOE's Advanced Reactor Pilot Program, enabling a streamlined collaboration for design review and authorization [1][2] - The TETRA reactor will utilize low-enriched UF₄-based fuel (SALEU) with less than five percent U-235, which supports the company's goal of moving quickly from design to operation [2][3] - This agreement provides a flexible framework for innovation in advanced reactor technology, allowing Terrestrial Energy to operate outside traditional federal contracting constraints [2][3] Group 2: IMSR Technology and Market Position - The commercial IMSR plant is designed to produce 822 MWth (390 MWe) of low-cost clean energy, suitable for electricity generation and industrial heat applications [3] - The high-temperature molten salt fuel design enhances efficiency and supports various industrial applications, including data centers and manufacturing [3][5] - Terrestrial Energy's approach eliminates reliance on high assay low-enriched (HALEU) fuel, thereby improving supply security and scalability with existing U.S. manufacturing infrastructure [3][5] Group 3: Regulatory Environment and Future Engagement - The Advanced Reactor Pilot Program, established under Executive Order 14301, allows the DOE to authorize privately built reactors, facilitating a pathway to regulatory authorization for commercial operations [4] - Terrestrial Energy's selection for the DOE Fuel Line Pilot Program in September 2025 highlights its active engagement with DOE initiatives aimed at expediting the commercialization of small modular nuclear plants [4][6] - The company is focused on building, licensing, and commissioning the first IMSR plants in the early 2030s, indicating a commitment to advancing nuclear energy technology [6]

Table of Contents As filed with the U.S. Securities and Exchange Commission on December 22, 2025 Registration No. 333-291796 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO.1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 TERRESTRIAL ENERGY INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) 2730 W. Tyvola Road, Suite 100 Ch ...

Table of Contents As filed with the U.S. Securities and Exchange Commission on December 22, 2025 Registration No. 333-291796 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO.1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 TERRESTRIAL ENERGY INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) 2730 W. Tyvola Road, Suite 100 Ch ...

Table of Contents As filed with the U.S. Securities and Exchange Commission on November 25, 2025 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 TERRESTRIAL ENERGY INC. Charlotte, NC 28217 (646) 687-8212 (Address, including zip code, and telephone number, including area code, of registrant's principal executive offices) Simon Irish Chief Executive Officer 2730 W. Tyvola Road, Suite 100 Charlotte, N ...