Renaissance Technologies
IMSR icon

Renaissance Technologies’s Terrestrial Energy IMSR Stock Holding History

Renaissance Technologies’s Portfolio IMSR Stock Details IMSR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.3M Sell
183,800
-224,100
-55% -$1.66M ﹤0.01% 2188
2026
Q1 		$2.45M Buy
407,900
+235,100
+136% +$1.86M ﹤0.01% 1790
2025
Q4 		$1.06M Buy
+172,800
New +$2.31M ﹤0.01% 2242

Other funds holding IMSR

Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
ETC
Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
LP
LMR Partners London, United Kingdom $26.8B AUM 68.38% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $36.8B AUM 42.13% 1-Year Est. Return

Renaissance Technologies's IMSR Position: Q2 2026 in Review

Renaissance Technologies reduced its Terrestrial Energy (IMSR) stake by 55% in Q2 2026, selling an estimated $1.66M and leaving 183,800 shares worth $1.3M. The position accounts for ﹤0.01% of the portfolio, ranked #2188.

Renaissance Technologies first reported a position in IMSR in Q4 2025 and has held it in 3 quarters since. The position peaked at $2.45M in Q1 2026. 110 funds tracked by Wall St. Rank hold IMSR as of Q2 2026.

  • Renaissance Technologies held 183,800 shares of Terrestrial Energy worth $1.3M as of Q2 2026.
  • Renaissance Technologies sold 224,100 Terrestrial Energy shares in Q2 2026, an estimated $1.66M.
  • Terrestrial Energy made up ﹤0.01% of Renaissance Technologies's portfolio in Q2 2026, its #2188 holding.
  • Renaissance Technologies first reported a position in Terrestrial Energy in Q4 2025 and has held it in 3 quarters since.
  • Renaissance Technologies's Terrestrial Energy position peaked at $2.45M in Q1 2026.
  • 110 funds tracked by Wall St. Rank held Terrestrial Energy as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.