Why is IMSR down?
Down 47% in 3 months while the S&P 500 fell 2%.
- Its 3 peers' median return since Oct 2025 was -74%:
−2Long-term trend
Down 47% in 3 months while the S&P 500 fell 2%.
−2Long-term trend
IMSR's Quality Score fell 3 points on Tue, Nov 10, to -4. It closed away from its high of the day (3 chart checks stopped).
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| Holding it back | Moves 12.3% a day with no recent filing behind it |
| Latest filing | 8-K, Nov 10 |
ReportThis morning: a loss of $0.10 a share. Past reports ›
In the newsTerrestrial Energy Q3FY26 Results: Cash holds at $276.3M, launches gas bridge
Expected to report Mon Mar 29, before the open
IMSR is #3 of 5 by Quality Score.
| Rank | Stock | Quality Score |
|---|---|---|
| 2 | ||
| 3 | ||
| 4 | ||
| Open for its score |
Cash and short-term investments: IMSR $274M, XE $1.64B, SMR $933M, NNE $580M.
Expected to report Mon Mar 29, before the open (in 139 days).
What an earnings report is: every 3 months, a company tells everyone how much it sold and earned. We read the figures, the outlook, and how the stock moved after.
A loss of $0.10 a share, from $0.14.
“The increase largely reflects higher R&D activity associated with fuel development and testing.”
IMSR's results filing gives no sales by line in a table we read.
No outlook figures read from this release.
“The Company expects cash burn to increase as it ramps projects in future quarters, including TETRA and TEFLA.”
From its results filing (SEC filing · Nov 10)
| Reported | Gap | Reaction | 5 days |
|---|---|---|---|
| Nov 10, 2026 | -4.7% | -9.2% | not yet |
| Aug 11, 2026 | +5.7% | +4.0% | +6.8% |
| May 14, 2026 | +0.6% | +14.5% | -5.8% |
RSI 39.6, MACD above signal, below both averages. Not scored.
3 insiders bought $112K across 3 filings in the last 6 months. No open-market sales on record. The newest:
Officers and directors with a Form 4 in the last 12 months.
In ETFs: IMSR is under 0.1% of VTI, the most of the 24 funds Breakaway covers, by their holdings as filed for Jun 30, 2026.
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.
“Our competitors are other electricity and thermal generation technologies, including those used for traditional baseload electricity and industrial thermal power production.”
IMSR scores -4 today, which Breakaway calls Poor. It is #3 of 5 in Fabricated Plate Work (Boiler Shops) by Quality Score, with 0 of 14 chart checks firing. Down 47% in 3 months while the S&P 500 fell 2%. Breakaway does not say whether to buy any stock: the score does not know your situation, and it is not a recommendation to buy or sell anything. Please do your own research.
IMSR scores -4 today, which Breakaway calls Poor (below zero). That is #3 of 5 in Fabricated Plate Work (Boiler Shops) by Quality Score. The score adds up the chart checks, the trend, the company's filed sales, its profits, the news, insider trades, and Congress trades. The section above lists the lines behind IMSR's -4.
3 insiders bought $112K across 3 filings in the last 6 months. No open-market sales on record. The newest is Charles G. Pardee, Director, who bought $22K on Oct 14. Every filing, with the scored weight, for Pro members.
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Insider and Congress trades, the chart, and the financials, in one score.
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