Terrestrial Energy (IMSR) logo

Terrestrial Energy (IMSR) stock

$2.73
-9.17%

Nuclear power plants, worth $272MNuclear and uranium

As of Tuesday's close · Live for Pro members at the open

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%: Nano Nuclear Energy -74%, NuScale Power -87%, Terra Innovatum Global -70%.

Sources: Price history, Nov 9, 2026

−2Long-term trend below a falling 200-day average, down over one year

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1 more reason, free with an account →1 more reason why IMSR is down, from its filings, with the other side, the timeline, and its peers, for Pro members.
Quality Score
-4
Poor
In its industry
#3of 5
Checks firing
0of 14
Transition
From 52-week high
-80.9%
under its best in a year

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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Key facts on IMSR

Key facts on IMSR
Holding it backMoves 12.3% a day with no recent filing behind it
Latest filing8-K, Nov 10 Reported its quarterly results
1 more reason behind IMSR's -4, free with an account →2 more reasons behind IMSR's -4, for Pro members.

IMSR in the news

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 scanx.trade and 2 more · 9:54 AM ET

What's next

Expected to report Mon Mar 29, before the open

After its last 4 reports it closed +0.3% on average, higher 2 of 4 times.

Tested. Our top-scored stocks returned 2.2x the average stock over the next month. Reconstructed after the fact; recorded live since Sep 9, 2026. How we tested it

IMSR catalysts

4 past catalysts since 2026, with sizes and sources, for Pro members.

How IMSR ranks in Boilers & Reactors

IMSR is #3 of 5 by Quality Score.

How IMSR ranks in Boilers & Reactors
RankStockQuality Score
3Terrestrial Energy (IMSR) logoIMSRTerrestrial Energy-4

Cash and short-term investments: IMSR $274M, XE $1.64B, SMR $933M, NNE $580M.

More in Boilers & Reactors, on the Industrials page

When does IMSR report earnings, and what happens after?

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.

What IMSR reported on Nov 10, 2026

The quarter

A loss of $0.10 a share, from $0.14.

“The increase largely reflects higher R&D activity associated with fuel development and testing.”

The quarter that ended Sep 30, from the company's press release

The press releaseThe filing on EDGAR

Where the sales came from

IMSR's results filing gives no sales by line in a table we read.

The outlook

No outlook figures read from this release.

In the company's words

  • “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)

The numbers

Market value
$272M
today

No analyst estimates on Breakaway: every figure here is filed.

The whole report on IMSR: every line of its sales, every outlook beside the one it replaced, and the company's words, for Pro members.

Close after the report, last 3

+14.5%+4.0%-9.2%
May 14Aug 11Nov 10
ReportedGapReaction5
days
Nov 10, 2026Before open-4.7%-9.2%not yet
Aug 11, 2026Before open+5.7%+4.0%+6.8%
May 14, 2026Before open+0.6%+14.5%-5.8%

IMSR closed higher after 2 of its last 4 reports.

All 4 reports, and IMSR's Quality Score going into each

Nothing is firing on IMSR right now

Volume1 of 3 shown
Tight range1 of 3 shown
Buying1 of 3 shown
The other 10 checks on IMSR, and all 14 on every stock.Get in free →

IMSR RSI today: 39.6, below its 50-day and 200-day averages

Not scored

RSI 39.6, MACD above signal, below both averages. Not scored.

The deep dive on IMSR

6 more findings on IMSR, each with its source, for Pro members.

IMSR insider trades

3 insiders bought $112K across 3 filings in the last 6 months. No open-⁠market sales on record. The newest:

BuyCharles G. Pardee$22KDirectorat $2.95 on Oct 14, filed Oct 15

All 3 insider filings on IMSR from the last six months, for Pro members.

All IMSR insider trades

IMSR's officers and directors

Officers and directors with a Form 4 in the last 12 months.

See insider trades by person

Which ETFs hold IMSR?

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.

About Terrestrial Energy

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.

74 employeesCharlotte, NCterrestrialenergy.com

What Terrestrial Energy says it competes with

“Our competitors are other electricity and thermal generation technologies, including those used for traditional baseload electricity and industrial thermal power production.”

From its annual report, SEC filing · Mar 30, 2026

Here is what Pro members see.

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  • What would turn IMSR's score around: 6 things
  • 3 more filings explained, a plain line each
  • 3 more things pulling IMSR's score down
BreakawayOct 15Charles G. Pardee bought IMSR$22K at $2.95, filed Oct 15

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Straight AnswersStraight Answers

As of Nov 10, 2026: IMSR's Quality Score is -4 (Poor), #3 of 5 in Boilers & Reactors. Insiders bought $112K in the last 6 months (Form 4).

What does IMSR's Quality Score say?

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.

What is IMSR's Quality Score?

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.

Are insiders buying IMSR?

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.

Are the prices delayed?

Only on the public pages, which run at least 15 minutes behind. Pro members, and anyone on a guest pass, see real-time prices: the scanner refreshes every 15 seconds, and your watchlist every few seconds, pre-market and after hours included.

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