Terrestrial Energy Inc. (IMSR) is a Industrials stock trading at $5.28 (as of 2026-08-20), with a market capitalization of $559.34M and a trailing P/E of 130.4. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.
Terrestrial Energy Inc. develops advanced nuclear power solutions centered on its IMSR technology, a small modular molten salt reactor design. The company focuses on producing industrial heat and electricity. It has completed a business combination with HCM II Acquisition Corp.
Terrestrial Energy develops advanced nuclear power solutions, its IMSR small modular molten salt reactors, designed to provide low-carbon, high-temperature industrial heat and electricity, and it is building its commercial momentum through tracked commercial pipeline projects.
The company appears to run on conversion from tracked Commercial Pipeline Projects (and related power capacity) into real, funded deployments, with pipeline size and capacity indicating how much future activity could be supported.
Business quality (Weak): Pipeline-focused story with early-stage indicators, and the latest quarter shows a negative operating margin, so progress turning pipeline into commercially operating projects is the key uncertainty.
| Price | $5.28 |
| Market Cap | $559.34M |
| P/E Ratio | 130.4 |
| Price / Book | 1.99 |
| Price / Sales | 34.52 |
| FCF Yield | -5.9% |
| Revenue (TTM) | $4.04M |
| Net Margin | 84.3% |
| Revenue Growth (YoY) | 451.9% |
| Stock P/E | 130.4 |
| Sector P/E (Industrials) | 25.9 |
| Industry P/E (Fabricated Products) | 25.3 |
| vs Sector | 403.6% |
| vs Industry | 414.6% |
| Top Institutional Holder | Harraden Circle Investments, LLC ($732.61M) |
| Institutional Holders Tracked | 10 |
| Sector | Industrials |
| Industry | Fabricated Products |
| CEO | Simon Irish |
| Country | US |
| IPO Date | 2025-10-24 |
Data as of 2026-08-20.
Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.