Renaissance Technologies (RenTech)'s IMSR Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 407,900 shares of Terrestrial Energy Inc. (IMSR) worth $2.45 M, representing 0.00% of the portfolio. First purchased in 2025-Q4, this recently established position has been held for 2 quarters.
Based on recent 13F filings, Renaissance Technologies (RenTech) has initiated a new position in IMSR, representing a fresh investment thesis on this company. Largest addition occurred in Q1 2026, adding 235,100 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Terrestrial Energy (IMSR) Holding Value Over Time
Track share changes against reported price movement
Quarterly Terrestrial Energy (IMSR) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +235,100 | Add 136.05% | 407,900 | $6.01 |
| Q4 2025 | +172,800 | New Buy | 172,800 | $6.11 |
Renaissance Technologies (RenTech)'s Terrestrial Energy Investment FAQs
Renaissance Technologies (RenTech) first purchased Terrestrial Energy Inc. (IMSR) in Q4 2025, acquiring 172,800 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies (RenTech) has held Terrestrial Energy Inc. (IMSR) for 2 quarters since Q4 2025.
Renaissance Technologies (RenTech)'s largest addition to Terrestrial Energy Inc. (IMSR) was in Q1 2026, adding 407,900 shares worth $2.45 M.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 407,900 shares of Terrestrial Energy Inc. (IMSR), valued at approximately $2.45 M.
As of the Q1 2026 filing, Terrestrial Energy Inc. (IMSR) represents approximately 0.00% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Terrestrial Energy Inc. (IMSR) was 407,900 shares, as reported at the end of Q1 2026.