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IMSR Insider Trading

Insider Ownership Percentage: 28.60%
Insider Buying (Last 12 Months): $50,869.00
Insider Selling (Last 12 Months): $0.00

Terrestrial Energy Insider Trading History Chart

This chart shows the insider buying and selling history at Terrestrial Energy by year and by quarter.

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Terrestrial Energy Share Price & Price History

Current Price: $2.93
Price Change: ▼ Price Decrease of -0.185 (-5.95%)
As of 10/14/2026 12:30 PM ET

This chart shows the closing price history over time for IMSR up to the past year.

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Days: 30 | 90 | 365

Terrestrial Energy Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
10/13/2026Simon IrishCEOBuy16,900$3.01$50,869.002,312,834View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Terrestrial Energy (NASDAQ:IMSR)

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at IMSR by year and by quarter.

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Terrestrial Energy Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/8/2026Valeo Financial Advisors LLC15,000$58K0.0%N/A0.014%Search for SEC Filing on Google Icon
9/15/2026SkyView Investment Advisors LLC3,844$27K0.0%N/A0.004%Search for SEC Filing on Google Icon
9/9/2026WINTON GROUP Ltd504,000$3.57M0.1%+1.6%0.476%Search for SEC Filing on Google Icon
9/9/2026Engineers Gate Manager LP82,295$0.58M0.0%N/A0.078%Search for SEC Filing on Google Icon
9/9/2026Squarepoint Ops LLC85,500$0.61M0.0%-50.6%0.081%Search for SEC Filing on Google Icon
8/6/2026Bank of New York Mellon Corp16,911$0.12M0.0%N/A0.016%Search for SEC Filing on Google Icon
7/9/2026Valeo Financial Advisors LLC15,000$0.11M0.0%N/A0.014%Search for SEC Filing on Google Icon
7/8/2026FNY Investment Advisers LLC151,650$1.07M0.4%+129.2%0.143%Search for SEC Filing on Google Icon
5/19/2026Flax Pond Capital LLC16,000$96K0.1%N/A0.015%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE132,750$0.80M0.0%+96.0%0.125%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System31,276$0.19M0.0%N/A0.030%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada25,621$0.15M0.0%-22.3%0.024%Search for SEC Filing on Google Icon
5/15/2026Sona Asset Management US LLC85,566$0.51M0.0%-14.4%0.081%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC407,900$2.45M0.0%+136.1%0.385%Search for SEC Filing on Google Icon
5/13/2026Yorkville Advisors Global LP122,000$0.73M0.4%N/A0.115%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank56,600$0.34M0.0%N/A0.053%Search for SEC Filing on Google Icon
5/6/2026Simon Quick Advisors LLC40,000$0.24M0.0%-11.1%0.038%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp17,035$0.10M0.0%N/A0.016%Search for SEC Filing on Google Icon
Data available starting January 2016

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Terrestrial Energy logo
Terrestrial Energy Inc. produces carbon free nuclear energy in North Carolina and internationally. The company was founded in 2013 and is headquartered in Charlotte, North Carolina.
Read More on Terrestrial Energy

Today's Range

Now: $2.93
Low: $2.93
High: $3.08

50 Day Range

MA: $4.78
Low: $2.96
High: $6.06

52 Week Range

Now: $2.93
Low: $2.79
High: $31.50

Volume

787,791 shs

Average Volume

2,403,370 shs

Market Capitalization

$309.85 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

2.52

Who are the company insiders with the largest holdings of Terrestrial Energy?

Terrestrial Energy's top insider shareholders include:
  1. Simon Irish (CEO)
Learn More about top insider investors at Terrestrial Energy.

Who are the major institutional investors of Terrestrial Energy?

Terrestrial Energy's top institutional shareholders include:
  1. Valeo Financial Advisors LLC — 0.01%
Learn More about top institutional investors of Terrestrial Energy stock.

Which institutional investors are buying Terrestrial Energy stock?

In the previous quarter, IMSR stock was purchased by institutional investors including:
  1. Valeo Financial Advisors LLC

Terrestrial Energy Active Insiders

Simon Irish
Simon Irish
Chief Executive Officer & Director
1 recent trades