IMSRW — Terrestrial Energy Inc. /DE/
Price · 2024-10-10 → 2026-08-21
467 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2024-10-10.
Performance
Technicals
Others in Industrials
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2025-11-06 | Matthews Shawn Director | Other Acquisition/Disposition | 2.9M | — | — |
| 2025-11-06 | HCM Investor Holdings II, LLC | Other Acquisition/Disposition | 2.9M | — | — |
| 2025-10-28 | Brenner Andrew Scott | Other Acquisition/Disposition | 25.0K | — | — |
| 2025-10-28 | Loveless Jacob | Other Acquisition/Disposition | 25.0K | — | — |
| 2025-10-28 | Matthews Shawn Director | Other Acquisition/Disposition | 5.7M | — | — |
| 2025-10-28 | Matthews Shawn Director | Other Acquisition/Disposition | 533.5K | — | — |
| 2025-10-28 | HCM Investor Holdings II, LLC | Other Acquisition/Disposition | 5.7M | — | — |
| 2025-10-28 | HCM Investor Holdings II, LLC | Other Acquisition/Disposition | 533.5K | — | — |
| 2025-10-28 | Connor Michael J | Other Acquisition/Disposition | 25.0K | — | — |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| LMR Partners LLP | 8.7M | 3.3M |
| Hudson Bay Capital Management LP | 3.4M | 1.3M |
| PEAK6 LLC | 3.1M | 1.2M |
| CANTOR FITZGERALD, L. P. | 2.8M | 1.1M |
| BOOTHBAY FUND MANAGEMENT, LLC | 2.3M | 390.0K |
| Caption Management, LLC | 2.2M | 865.4K |
| Magnetar Financial LLC | 2.0M | 780.0K |
| ARISTEIA CAPITAL, L.L.C. | 1.9M | 735.4K |
| MORGAN STANLEY | 727.2K | 280.8K |
| Linden Advisors LP | 500.0K | 194.6K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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