Terrestrial Energy Inc. (IMSR) Stock Price History
Historical prices from 2025 to 2026
- 1M
- -19.3%
- 3M
- +0.3%
- YTD
- -8.6%
- 1Y
- -73.7%
- 3Y
- -35.9%
- 5Y
- -23.4%
Loading 10-year price history...
IMSR Historical Performance
IMSR Annual Returns
Year-by-year price performance · 2025–2026
- 2025 annual price return
- -73.1%
- 2026 annual price return
- +5.7%
IMSR Stock Price Trajectory (2025–2026)
As of July 8, 2026, Terrestrial Energy Inc. (IMSR) trades at $5.97, representing a -73.7% return over the past year. The stock has delivered a -73.7% total return over five years (-23.4% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $27.16 on October 20, 2025. From this peak, IMSR has corrected -78.0%.
When compared to Energy sector peers NNE (-44.7% 1Y), OKLO (-14.4% 1Y), and SMR (-75.6% 1Y), IMSR has underperformed the peer group average. Compare IMSR vs NNE →
IMSR Historical Price Data · from 2025
Rows 1–50 of 179| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-07-07 | 6.48 | 6.50 | 5.88 | 5.97 | 2.04M | -9.68% |
| 2026-07-06 | 6.46 | 6.70 | 6.44 | 6.61 | 1.19M | +2.32% |
| 2026-07-02 | 6.82 | 7.29 | 6.29 | 6.46 | 2.78M | -5.42% |
| 2026-07-01 | 6.99 | 7.29 | 6.83 | 6.83 | 1.37M | -3.53% |
| 2026-06-30 | 7.00 | 7.14 | 6.84 | 7.08 | 1.18M | +1.00% |
| 2026-06-29 | 6.80 | 7.07 | 6.80 | 7.01 | 1.37M | +4.16% |
| 2026-06-26 | 6.61 | 6.81 | 6.40 | 6.73 | 0 | -0.74% |
| 2026-06-25 | 7.28 | 7.28 | 6.67 | 6.78 | 1.94M | -4.24% |
| 2026-06-24 | 7.78 | 7.79 | 6.86 | 7.08 | 2.10M | -7.81% |
| 2026-06-23 | 7.43 | 8.19 | 7.42 | 7.68 | 2.04M | -2.41% |
| 2026-06-22 | 8.35 | 8.40 | 7.75 | 7.87 | 3.42M | -7.52% |
| 2026-06-18 | 8.00 | 8.70 | 7.80 | 8.51 | 3.14M | +10.81% |
| 2026-06-17 | 7.52 | 8.13 | 7.52 | 7.68 | 2.71M | +2.13% |
| 2026-06-16 | 7.58 | 7.95 | 7.38 | 7.52 | 2.51M | -0.53% |
| 2026-06-15 | 7.75 | 7.88 | 7.37 | 7.56 | 607K | +4.56% |
| 2026-06-12 | 7.33 | 7.72 | 7.16 | 7.23 | 2.00M | -0.14% |
| 2026-06-11 | 6.87 | 7.25 | 6.73 | 7.24 | 2.26M | +5.85% |
| 2026-06-10 | 7.06 | 7.24 | 6.78 | 6.84 | 1.84M | -4.47% |
| 2026-06-09 | 7.51 | 7.78 | 6.65 | 7.16 | 2.87M | -3.24% |
| 2026-06-08 | 7.75 | 7.78 | 7.32 | 7.40 | 2.23M | -1.99% |
| 2026-06-05 | 8.60 | 8.73 | 7.29 | 7.55 | 5.05M | -13.52% |
| 2026-06-04 | 8.50 | 9.08 | 8.26 | 8.73 | 2.34M | -0.46% |
| 2026-06-03 | 9.32 | 9.33 | 8.56 | 8.77 | 3.95M | -8.65% |
| 2026-06-02 | 9.35 | 9.95 | 9.15 | 9.60 | 4.46M | +1.16% |
| 2026-06-01 | 9.04 | 10.14 | 8.86 | 9.49 | 7.35M | +3.94% |
| 2026-05-29 | 8.10 | 9.25 | 7.61 | 9.13 | 6.48M | +11.89% |
| 2026-05-28 | 8.03 | 8.55 | 7.90 | 8.16 | 2.22M | -0.37% |
| 2026-05-27 | 8.14 | 8.65 | 7.96 | 8.19 | 2.79M | -0.97% |
| 2026-05-26 | 7.81 | 8.44 | 7.64 | 8.27 | 3.11M | +8.53% |
| 2026-05-22 | 7.00 | 8.07 | 7.00 | 7.62 | 4.32M | +9.96% |
| 2026-05-21 | 6.54 | 6.96 | 6.51 | 6.93 | 2.42M | +3.28% |
| 2026-05-20 | 6.30 | 6.73 | 6.10 | 6.71 | 3.20M | +8.05% |
| 2026-05-19 | 6.35 | 6.41 | 6.05 | 6.21 | 3.04M | -4.90% |
| 2026-05-18 | 7.25 | 7.26 | 6.38 | 6.53 | 3.11M | -10.55% |
| 2026-05-15 | 7.80 | 7.80 | 7.14 | 7.30 | 2.78M | -10.43% |
| 2026-05-14 | 7.15 | 8.35 | 7.00 | 8.15 | 5.70M | +14.47% |
| 2026-05-13 | 7.20 | 7.47 | 7.06 | 7.12 | 1.88M | -3.52% |
| 2026-05-12 | 7.52 | 7.59 | 6.95 | 7.38 | 2.82M | -3.66% |
| 2026-05-11 | 7.16 | 8.00 | 7.04 | 7.66 | 3.35M | +3.79% |
| 2026-05-08 | 7.51 | 7.53 | 7.03 | 7.38 | 2.57M | -0.14% |
| 2026-05-07 | 8.26 | 8.40 | 7.29 | 7.39 | 4.41M | -14.27% |
| 2026-05-06 | 7.95 | 8.64 | 7.62 | 8.62 | 8.92M | +19.89% |
| 2026-05-05 | 7.35 | 7.42 | 6.88 | 7.19 | 2.00M | -0.69% |
| 2026-05-04 | 7.42 | 7.64 | 7.19 | 7.24 | 868K | -4.49% |
| 2026-05-01 | 7.28 | 7.59 | 7.10 | 7.58 | 1.71M | +4.41% |
| 2026-04-30 | 6.90 | 7.42 | 6.90 | 7.26 | 2.16M | +6.76% |
| 2026-04-29 | 7.10 | 7.23 | 6.70 | 6.80 | 2.54M | -4.23% |
| 2026-04-28 | 7.40 | 7.44 | 7.03 | 7.10 | 2.54M | -6.46% |
| 2026-04-27 | 7.60 | 7.89 | 7.36 | 7.59 | 2.69M | -2.63% |
| 2026-04-24 | 7.87 | 8.23 | 7.25 | 7.79 | 3.64M | +0.71% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
IMSR — Frequently Asked Questions
Quick answers to the most common questions about buying IMSR stock.
How has IMSR stock performed recently?
IMSR declined -73.7% over the past year, below its 5-year annualized CAGR of -23.4%. The stock trades near its 200-day moving average, reflecting the downtrend.
What is IMSR's all-time high price?
Terrestrial Energy Inc. reached $27.16 on 2025-10-20. The 52-week high is $27.16. Current 1-year return of -73.7% places the stock further from historical peaks.
Where can I download IMSR historical price data?
This page provides IMSR daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2025-2026, downloadable in CSV format.