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Form 4 Terrestrial Energy Inc. For: Oct 28 Filed by: Irish Simon

Fri, 30 Oct 2026 09:18:00 -0500

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

Wed, 28 Oct 2026 08:00:00 -0500

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: +1 201-689-8337

The

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

Wed, 28 Oct 2026 08:00:00 -0500

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: +1 201-689-8337

The

Terrestrial Energy stock surges on $25M buyback program

Tue, 27 Oct 2026 09:41:05 -0500

Investing.com -- Terrestrial Energy Inc (NASDAQ:IMSR) shares rose more than 11% in premarket trading Tuesday following the company's announcement of a share repurchase program authorizing up to $25 million of its common stock.

The Generation IV molten salt nuclear plant developer said its Board of Directors approved the buyback program, which will be funded from existing cash on hand. The company may repurchase shares through open market purchases, privately negotiated transactions, block trades or other means.

The timing, manner, price and amount of repurchases will be determined by management based on market conditions, share price, capital requirements and other

Terrestrial Energy stock surges on $25M buyback program

Tue, 27 Oct 2026 09:41:05 -0500

The timing, manner, price and amount of repurchases will be determined by management based on market conditions, share price, capital requirements and other

Terrestrial Energy authorizes $25M share repurchase program

Tue, 27 Oct 2026 08:00:37 -0500

Terrestrial Energy Inc. (Nasdaq: IMSR) said its board of directors has authorized a share repurchase program of up to $25 million of the company's common stock, according to a press release.

The program allows the company to repurchase shares through open market purchases, privately negotiated transactions, block trades, or other means, including under a Rule 10b5-1 trading plan. Management will determine the timing, price, and amount of any repurchases based on market conditions, share price, and capital requirements.

The program will be funded from existing cash on hand and expires on October 22, 2027. The company is not obligated to repurchase any

Terrestrial Energy Announces Share Repurchase Program

Tue, 27 Oct 2026 08:00:00 -0500

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, today announced that its Board of Directors has authorized a share repurchase program of up to $25 million of the Company’s common stock.

Share Repurchase Program Details

Under the program, the Company may repurchase shares of its common stock from time to time through open market purchases, privately negotiated transactions, block trades or other means, including under a trading plan adopted in accordance with Rule 10b5-1 under the Securities Exchange Act

Terrestrial Energy Announces Share Repurchase Program

Tue, 27 Oct 2026 08:00:00 -0500

Share Repurchase Program Details

Form 4 Terrestrial Energy Inc. For: Oct 21 Filed by: Irish Simon

Mon, 26 Oct 2026 18:30:00 -0500

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Lucid Capital Markets Starts Terrestrial Energy Inc. (IMSR) at Buy, PT $10

Mon, 26 Oct 2026 07:05:58 -0500

(Updated - October 26, 2026 7:05 AM EDT)

Lucid Capital Markets analyst Alex Fuhrman initiates coverage on Terrestrial Energy Inc. (NASDAQ: IMSR) with a Buy rating and a price target of $10.00.

The analyst comments "Terrestrial Energy is an advanced nuclear reactor company that is hitting key milestones and is poised for substantial growth as demand for reliable, low-carbon power continues to grow. The company’s Integral Molten Salt Reactor (IMSR) was designed to maximize power generating efficiency while offering the most practical path to commercialization possible in an industry that is notorious for moving slowly. We believe IMSR’s use of standard lowenriched

Lucid Capital Markets Starts Terrestrial Energy Inc. (IMSR) at Buy, PT $10

Mon, 26 Oct 2026 07:05:58 -0500

(Updated - October 26, 2026 7:05 AM EDT)

Lucid Capital Markets analyst Alex Fuhrman initiates coverage on Terrestrial Energy Inc. (NASDAQ: IMSR) with a Buy rating and a price target of $10.00.

Lucid Capital Markets Starts Terrestrial Energy Inc. (IMSR) at Buy, PT $10

Mon, 26 Oct 2026 07:05:58 -0500

(Updated - October 26, 2026 7:05 AM EDT)

Lucid Capital Markets analyst Alex Fuhrman initiates coverage on Terrestrial Energy Inc. (NASDAQ: IMSR) with a Buy rating and a price target of $10.00.

Lucid Capital Markets Starts Terrestrial Energy Inc. (IMSR) at Buy, PT $10

Mon, 26 Oct 2026 07:05:58 -0500

(Updated - October 26, 2026 7:05 AM EDT)

Lucid Capital Markets analyst Alex Fuhrman initiates coverage on Terrestrial Energy Inc. (NASDAQ: IMSR) with a Buy rating and a price target of $10.00.

Form 4 Terrestrial Energy Inc. For: Oct 19 Filed by: Williams David Woodward

Wed, 21 Oct 2026 17:17:00 -0500

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Form 3 Terrestrial Energy Inc. For: Oct 19 Filed by: Williams David Woodward

Wed, 21 Oct 2026 17:15:00 -0500

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Lake Street Starts Terrestrial Energy Inc. (IMSR) at Buy

Wed, 21 Oct 2026 07:31:33 -0500

Lake Street analyst Robert Brown initiates coverage on Terrestrial Energy Inc. (NASDAQ: IMSR) with a Buy rating and a price target of $15.00.

For an analyst ratings summary and ratings history on Terrestrial Energy Inc. click here. For more ratings news on Terrestrial Energy Inc. click here.

Shares of Terrestrial Energy Inc. closed at $2.80 yesterday.

Terrestrial Energy names David Williams as chief commercial officer

Tue, 20 Oct 2026 08:00:30 -0500

Terrestrial Energy Inc. (Nasdaq: IMSR) has appointed David Williams as chief commercial officer, effective October 19, 2026, according to a company statement. Williams will be based at the company's Charlotte, N.C., headquarters and report to CEO Simon Irish.

Williams brings four decades of experience in the power sector. Most recently, he served as vice president of commercial nuclear business development at Kiewit Nuclear Solutions, where he worked on small modular and large reactor projects across North America. Before that, he spent 15 years at Fluor Corporation, ultimately as vice president of sales for its global power business, leading negotiations on multibillion-dollar

Terrestrial Energy Appoints Nuclear Power Veteran David Williams as Chief Commercial Officer

Tue, 20 Oct 2026 08:00:00 -0500

Expanded Commercial Leadership to Build on Momentum and Advance Opportunities into IMSR Plant Projects

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, today announced the appointment of David Williams as Chief Commercial Officer (CCO), effective October 19, 2026. He will be based at the Charlotte, N.C., headquarters and report to Terrestrial Energy CEO Simon Irish.

“David is a nuclear and power industry veteran with extensive project experience, connecting utilities, operators, developers and engineering contractors to deliver and

Terrestrial Energy Appoints Nuclear Power Veteran David Williams as Chief Commercial Officer

Tue, 20 Oct 2026 08:00:00 -0500

Expanded Commercial Leadership to Build on Momentum and Advance Opportunities into IMSR Plant Projects

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, today announced the appointment of David Williams as Chief Commercial Officer (CCO), effective October 19, 2026. He will be based at the Charlotte, N.C., headquarters and report to Terrestrial Energy CEO Simon Irish.

“David is a nuclear and power industry veteran with extensive project experience, connecting utilities, operators, developers and engineering contractors to deliver and

Form 4 Terrestrial Energy Inc. For: Oct 14 Filed by: Pardee Charles G

Thu, 15 Oct 2026 17:42:00 -0500

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Form 4 Terrestrial Energy Inc. For: Oct 13 Filed by: Irish Simon

Wed, 14 Oct 2026 09:16:00 -0500

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Form 4 Terrestrial Energy Inc. For: Oct 09 Filed by: BUCKMAN FREDERICK W

Tue, 13 Oct 2026 11:06:00 -0500

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Terrestrial Energy files NRC report to separate nuclear, non-nuclear plant build

Thu, 08 Oct 2026 16:05:52 -0500

Terrestrial Energy Inc. (Nasdaq: IMSR) has submitted a Thermal and Electric Facility (TEF) Topical Report to the U.S. Nuclear Regulatory Commission (NRC), according to a company press release.

The report asks the NRC to confirm that the TEF — which houses the generators, turbines, and steam supply systems of the Integral Molten Salt Reactor (IMSR) Plant — does not constitute nuclear construction under federal regulations. If approved, the TEF could be built and operated before the plant's nuclear construction permit and operating license are obtained.

The TEF could enter commercial service ahead of the nuclear portion of the plant using an auxiliary

Terrestrial Energy Submits Topical Report to NRC to Confirm IMSR Plant’s Thermal and Electric Facility Can Be Built and Operated Ahead of Nuclear Licensing

Thu, 08 Oct 2026 16:05:00 -0500

Approval enables site-specific heat and power systems, expands IMSR Plant access to industrial markets, and supports early commercial operation using natural gas as a bridge to nuclear power

Approval shortens critical path to plant commercial operation and revenue

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, today announced that it has submitted its Thermal and Electric Facility (TEF) Topical Report to the U.S. Nuclear Regulatory Commission (NRC). If approved, the TEF, which houses the generators, turbines,

Terrestrial Energy Submits Topical Report to NRC to Confirm IMSR Plant’s Thermal and Electric Facility Can Be Built and Operated Ahead of Nuclear Licensing

Thu, 08 Oct 2026 16:05:00 -0500

Approval enables site-specific heat and power systems, expands IMSR Plant access to industrial markets, and supports early commercial operation using natural gas as a bridge to nuclear power

Approval shortens critical path to plant commercial operation and revenue

CHARLOTTE, N.C.--(BUSINESS WIRE)--