GGI
IMSR

Galaxy Group Investments’s Terrestrial Energy IMSR Stock Holding History

Galaxy Group Investments’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
2025
Q4 		$3.06M Buy
500,000
+400,000
+400% +$5.35M 0.36% 23
2025
Q3 		$1.64M Buy
+100,000
New +$1.19M 0.09% 24

Other funds holding IMSR

Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
SIG
Senator Investment Group New York $2.74B AUM 55.95% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Verition Fund Management
Verition Fund Management Greenwich, Connecticut $19.7B AUM 39.39% 1-Year Est. Return
MI
MMCAP International Grand Cayman, Cayman Islands $1.18B AUM 50.44% 1-Year Est. Return

Galaxy Group Investments's IMSR Position: Q4 2025 in Review

Galaxy Group Investments increased its Terrestrial Energy (IMSR) stake by 400% in Q4 2025, buying an estimated $5.35M and bringing the position to 500,000 shares worth $3.06M. The position accounts for 0.36% of the portfolio, ranked #23.

Galaxy Group Investments first reported a position in IMSR in Q3 2025 and has held it in 2 quarters since. 82 funds tracked by Wall St. Rank hold IMSR as of Q4 2025.

  • Galaxy Group Investments held 500,000 shares of Terrestrial Energy worth $3.06M as of Q4 2025.
  • Galaxy Group Investments bought 400,000 Terrestrial Energy shares in Q4 2025, an estimated $5.35M.
  • Terrestrial Energy made up 0.36% of Galaxy Group Investments's portfolio in Q4 2025, its #23 holding.
  • Galaxy Group Investments first reported a position in Terrestrial Energy in Q3 2025 and has held it in 2 quarters since.
  • 82 funds tracked by Wall St. Rank held Terrestrial Energy as of Q4 2025.

Based on Galaxy Group Investments's 13F filing for Q4 2025, filed 18 Feb 2026.