Hudson Bay Capital Management
IMSR

Hudson Bay Capital Management’s Terrestrial Energy IMSR Stock Holding History

Hudson Bay 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
2026
Q1 		$2.72M Sell
452,287
-283,751
-39% -$2.25M 0.01% 683
2025
Q4 		$4.5M Buy
+736,038
New +$9.84M 0.01% 531

Other funds holding IMSR

ETC
Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
LP
LMR Partners London, United Kingdom $45.4B AUM 60.68% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VCM
Vennlight Capital Management Weston, Connecticut $99M AUM 77.4% 1-Year Est. Return

Hudson Bay Capital Management's IMSR Position: Q1 2026 in Review

Hudson Bay Capital Management reduced its Terrestrial Energy (IMSR) stake by 39% in Q1 2026, selling an estimated $2.25M and leaving 452,287 shares worth $2.72M. The position accounts for 0.01% of the portfolio, ranked #683.

Hudson Bay Capital Management first reported a position in IMSR in Q4 2025 and has held it in 2 quarters since. The position peaked at $4.5M in Q4 2025. 88 funds tracked by Wall St. Rank hold IMSR as of Q1 2026.

  • Hudson Bay Capital Management held 452,287 shares of Terrestrial Energy worth $2.72M as of Q1 2026.
  • Hudson Bay Capital Management sold 283,751 Terrestrial Energy shares in Q1 2026, an estimated $2.25M.
  • Terrestrial Energy made up 0.01% of Hudson Bay Capital Management's portfolio in Q1 2026, its #683 holding.
  • Hudson Bay Capital Management first reported a position in Terrestrial Energy in Q4 2025 and has held it in 2 quarters since.
  • Hudson Bay Capital Management's Terrestrial Energy position peaked at $4.5M in Q4 2025.
  • 88 funds tracked by Wall St. Rank held Terrestrial Energy as of Q1 2026.

Based on Hudson Bay Capital Management's 13F filing for Q1 2026, filed 13 May 2026.