IMSRTerrestrial Energy Inc.

$2.80-84% 1Y

What is the market doing?

Mixed

No clear lean: insiders cluster-buying, but in a downtrend (−57% vs 200-day).

1 good, 1 to watch, 1 neutral
TrendDowntrendderived · Oct 23, 2026

In a downtrend, below its 50- and 200-day averages. Price is −57% vs its 200-day average.

Insider conviction+$112K (90 days to Oct 22, 2026)SEC EDGAR · Oct 22, 2026

Multiple insiders bought with their own money, the strongest form of the signal (the 90 days ending Oct 22, 2026).

Short interest6.1% of sharesFINRA · Sep 30, 2026

Moderately shorted, settled Sep 30, 2026, about a week of normal trading to cover.

Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.

How IMSR is trading

Terrestrial Energy Inc. is −84% over the past year while the S&P 500 is +16%: 100 points behind the market. Through the fall, its own insiders bought $112K more stock than they sold.

−84%

1-year return · S&P 500 +16%

vs 200-day average
−57%

vs 200-day average · a clear downtrend

RSI (14)
31

RSI (14) · neutral

Below its 52-week high
86%

Below its 52-week high

Oct 21, 2024$2.79 – $27.10 · dashed line: 200-day averageOct 23, 2026
Details›
Last close2026-10-23
$2.80
1 monthS&P 500 −0.94%
−36%
1 yearS&P 500 +16%
−84%
vs 50-day average$4.36
−36%
52-week high
$20.30
52-week low
$2.79
Annualised volatility
83%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-22
$112K
Calendar-year price return
YearReturn
2026 (year to date)−54%
2025−39%
Average return by calendar month, 2024–2026
MonthYearsPositiveAverage
Jan22 of 2+25%
Feb21 of 2−12%
Mar21 of 2−4.6%
Apr22 of 2+12%
May22 of 2+17%
Jun20 of 2−14%
Jul20 of 2−16%
Aug22 of 2+6.2%
Sep21 of 2+7.7%
Oct21 of 2−12%
Nov21 of 2−22%
Dec21 of 2−18%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.

Where the price stands

Its trend against the 50-day and 200-day averages, and the levels it keeps coming back to.

What it has returned

With dividends, year by year, month by month, and by calendar month on average.