Terrestrial Energy Inc. Common Stock
IMSR Real Time Price USDRecent trades of IMSR by members of U.S. Congress
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Recently reported changes in IMSR holdings by institutional investors
Quarterly net insider trading by IMSR's directors and management
* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.
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About
Key Metrics
Return (1d)
Return (30d)
Return (1Y)
CAGR (Total)
Max Drawdown
Beta
Alpha
Sharpe Ratio
Win Rate
Average Win
Average Loss
Annual Volatility
Annual Std Dev
Information Ratio
Treynor Ratio
Total Trades
Metrics Definitions
Disclaimer: The performance results shown are based on historical backtesting and are hypothetical in nature. Backtested performance does not represent actual trading and does not account for all market factors that may affect execution, such as liquidity, slippage, and changing market conditions. Past performance is not necessarily indicative of future results. There is no guarantee that any trading strategy will be profitable or avoid losses.
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Alpha
Measures a portfolio's risk-adjusted performance against that of its benchmark
Learn More about Alpha -
Annual Standard Deviation
Measures how much the portfolio's total return varies from its mean or average.
Learn More about Annual Standard Deviation -
Annual Volatility
A statistical measure of the dispersion of returns for the portfolio.
Learn More about Annual Volatility -
Average Win
The average return (%) for trades that resulted in a positive return.
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Average Loss
The average return (%) for trades that resulted in a negative return.
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Beta
A measure of the volatility of the portfolio compared to the market as a whole.
Learn More about Beta -
CAGR
CAGR (Compounded Annual Growth Rate), is the historical annualized rate of return for an investment strategy, throughout the backtest period.
Learn More about CAGR -
Information Ratio
A measurement of portfolio returns beyond the returns of its benchmark compared to the volatility of those returns.
Learn More about Information Ratio -
Max Drawdown
the maximum observed loss from a peak to a trough of a portfolio, before a new peak is attained.
Learn More about Max Drawdown -
Sharpe Ratio
The Sharpe Ratio is a measure of historical risk-adjusted return, which quantifies the amount of return that an investor received per unit of risk.
Learn More about Sharpe Ratio -
Total Trades
The total number of trades made by this strategy.
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Treynor Ratio
Attempts to measure how successful an investment is in providing compensation to investors for taking on investment risk.
Learn More about Treynor Ratio -
Win Rate
The percentage of total trades that resulted in a positive return.
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Government lobbying spending instances
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$75,000 Jul 19, 2026 Issue: Energy/Nuclear
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$112,789 Apr 18, 2026 Issue: Energy/Nuclear
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$150,000 Jan 19, 2026 Issue: Energy/Nuclear
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$69,355 Oct 20, 2025 Issue: Energy/Nuclear
Former government officials who have lobbied for IMSR
3 former government officials from 1 congressional office at 3 lobbying firms have lobbied for IMSR, most recently Jan 20, 2026.
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Alberto Martinez Senate Former Chief of Staff to Sen. Marco Rubio -
Lara Friedman Other Foreign Service Officer
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Jeffrey Merrifield Senate Commissioner of the U.S. Nuclear Regulatory Commission, Counsel and Staff Director of the U.S. Senate Environment and Public Works Subcommittee on Superfund, Waste Control and Risk Assessment.
IMSR Estimated quarterly lobbying spending
IMSR Revenue by Segment or Geography
New IMSR patent grants
Federal grants, loans, and purchases
Estimated quarterly amount awarded to IMSR from public contracts
Recent insights relating to IMSR
Recent picks made for IMSR stock on CNBC
ETFs with the largest estimated holdings in IMSR
- ... Highest Price Target
- ... Median Price Target
- ... Lowest Price Target
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- Is $IMSR stock a Buy, Sell, or Hold?
- What is the price target for $IMSR stock?
* Analyst consensus is not financial advice. Please see our data disclaimers .
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Shareholder
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- Who owns $IMSR stock?
- Who owns the most shares of $IMSR stock?
- What funds own $IMSR stock?
* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.
The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.
The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.Sign Up to view IMSR Smart Score
See concise summaries of analyst reports, presenting both bullish and bearish arguments for a stock.
Example:
The Bulls Say summary highlights positive aspects of the stock.
The Bears Say summary points out potential risks and negative aspects of the stock.
Terrestrial Energy Inc develops Generation IV nuclear power plants based on its proprietary Integral Molten Salt Reactor (IMSR) technology. Its small modular reactor plants are designed to provide low-carbon electricity and high-temperature industrial heat for applications including power generation, petrochemical and chemical processing, and data centers. The company is working with regulators, suppliers, industrial partners, and energy users to develop, license, and commission IMSR plants.
- Address Charlotte, NC
- Market Cap 400.4 million
- Employees 74
- Industrial Classification Fabricated Plate Work (Boiler Shops)
Terrestrial Energy Inc. Common Stock (IMSR) Historical Stock Prices
Daily open, high, low, close, adjusted close and volume for Terrestrial Energy Inc. Common Stock (IMSR).
Quiver Premium charts IMSR's full daily history since 2014 with each congressional purchase and sale and every open-market insider purchase marked on the price line, with hover details for each trade.
Upgrade to Premium| Date | Open | High | Low | Close | Adj. Close | Volume |
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Open, high, low and close are the prices as traded. Adjusted close accounts for splits and dividends, and is what the chart and returns use. Where a company changed its ticker, its history under the old symbol is included.
The Quiver API serves daily prices back to 2014 alongside congressional trades, insider trades, 13F holdings and lobbying, all under one key and inside Claude or ChatGPT through our MCP server.
Explore the Quiver APIWe estimate that -- received a compensation of -- in --, making them the highest paid executive at IMSR, per a recent SEC DEF 14A filing.
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