ACM
IMSR

Arosa Capital Management’s Terrestrial Energy IMSR Stock Holding History

Arosa Capital Management’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 		– Sell
-65,000
Closed -$1.07M – 117
2025
Q3 		$1.07M Sell
65,000
-495,000
-88% -$5.89M 0.23% 52
2025
Q2 		$6.22M Buy
+560,000
New +$6.23M 1.17% 17

Other funds holding IMSR

Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 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

Arosa Capital Management's IMSR Position: Q4 2025 in Review

Arosa Capital Management sold out of Terrestrial Energy (IMSR) in Q4 2025, closing a stake of 65,000 shares — an estimated $1.07M sold.

Arosa Capital Management first reported a position in IMSR in Q2 2025 and held it in 2 quarters. The position peaked at $6.22M in Q2 2025. 82 funds tracked by Wall St. Rank hold IMSR as of Q4 2025.

  • Arosa Capital Management reported no remaining Terrestrial Energy position as of Q4 2025 after selling out during the quarter.
  • Arosa Capital Management sold 65,000 Terrestrial Energy shares in Q4 2025, an estimated $1.07M.
  • Arosa Capital Management first reported a position in Terrestrial Energy in Q2 2025 and held it in 2 quarters.
  • Arosa Capital Management's Terrestrial Energy position peaked at $6.22M in Q2 2025.
  • 82 funds tracked by Wall St. Rank held Terrestrial Energy as of Q4 2025.

Based on Arosa Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.