Terrestrial Energy Announces Third Quarter 2026 Earnings Release and Conference Call Date

CHARLOTTE, N.C.--(BUSINESS WIRE)--Terrestrial Energy Inc. (NASDAQ: IMSR) (“Terrestrial Energy” or “the Company”), a leader in Generation IV molten salt nuclear plants supplying electricity and high-temperature industrial heat, will report its third quarter 2026 earnings before the market opens on Tuesday, November 10, 2026, and will hold a conference call at 8:30 a.m. Eastern Time that day. Simon Irish, Chief Executive Officer, and Brian Thrasher, Chief Financial Officer, will participate on the call.

Webcast Details:

Date: Tuesday, November 10, 2026

Time: 8:30 a.m. Eastern Time, 5:30 a.m. Pacific Time

Webcast: https://edge.media-server.com/mmc/p/f2rkhgjv

North American Toll-Free: 877-407-4019

International Toll: [phone]

The webcast will be broadcast live and available for replay. The earnings release and presentation will also be posted to the Company's investor relations website at https://ir.terrestrialenergy.com/.

About Terrestrial Energy

Terrestrial Energy is a developer of Generation IV nuclear plants powered by its Integral Molten Salt Reactor (IMSR) technology, delivering innovation in efficiency, cost, versatility and functionality. The IMSR Plant is small, modular and designed to supply low-cost, reliable, high-temperature heat and electricity for industrial applications, including data centers and petrochemical synthesis. By extending nuclear energy beyond power markets, IMSR supports clean firm heat and power, self-reliance, grid reliability and economic growth. Using proven molten salt technology and inexpensive standard-assay low-enriched uranium fuel, Terrestrial Energy is working with regulators, suppliers and partners toward fleet deployment of IMSR Plants across multiple sites in the U.S. in the 2030s. Learn more: terrestrialenergy.com.

Forward-Looking Statements

This press release includes "forward-looking statements" within the meaning of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995, as amended. Statements that refer to expectations, milestones, projections, forecasts, beliefs, intentions and strategies are forward-looking statements. The words “anticipate,” “believe,” “continue,” “could,” “estimate,” “expect,” “intend,” “may,” “might,” “plan,” “possible,” “potential,” “predict,” “project,” “should,” “will,” “would” and similar expressions identify forward-looking statements.

These forward-looking statements are based on our current expectations and beliefs concerning future developments and their potential effects on the Company. These forward-looking statements involve a number of risks and uncertainties that may cause actual results or performance to differ materially from those expressed or implied, including risks related to (i) the development, manufacture and construction of IMSR Plants and key components, including delays, cost overruns and contractor performance issues; (ii) our ability to obtain regulatory approvals and licenses on a timely basis or at all; (iii) the accuracy of our estimates regarding lifetime revenue and gross margin of IMSR Plants and our serviceable addressable market; (iv) the ability of management to manage growth; (v) the possibility that we may be adversely affected by other economic, business, and competitive factors (including from alternative energy technologies, energy price volatility, and competition from other advanced reactor developers); (vi) potential supply chain constraints and cost inflation for specialized nuclear-grade materials and components; (vii) failure to comply with laws and regulations governing the use, transportation, and disposal of toxic, hazardous and radioactive materials; (viii) changes in domestic and foreign business, financial and political conditions and in applicable laws and regulations (including tariffs); (ix) our ability to raise additional funding in the future; (x) the outcome of any legal proceedings; and (xi) other risks and uncertainties described in documents we file with the Securities and Exchange Commission, including the risks and uncertainties described in our most recent Annual Report on Form 10-K and Quarterly Reports on Form 10-Q.

In addition, there may be other risks that we are not currently aware of, or that we currently believe are immaterial, that could also cause actual results to differ from those described herein. You should not place undue reliance on forward-looking statements, which speak only as of the date they are made. We undertake no obligation to update any forward-looking statements except as may be required under applicable securities laws.