MF
IMSRW

Magnetar Financial’s Terrestrial Energy Warrant IMSRW Stock Holding History

Magnetar Financial’s Portfolio IMSRW Stock Details IMSRW Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.02M Sell
780,000
-124,994
-14% -$470K 0.02% 312
2025
Q4 		$1.92M Buy
904,994
+229,995
+34% +$1.24M 0.02% 353
2025
Q3 		$4.09M Sell
674,999
-305,100
-31% -$852K 0.02% 261
2025
Q2 		$2.3M Hold
980,099
– – 0.01% 329
2025
Q1 		$676K Buy
+980,099
New +$230K 0.01% 399

Other funds holding IMSRW

LP
LMR Partners London, United Kingdom $45.4B AUM 60.47% 1-Year Est. Return
Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $29B AUM 30.2% 1-Year Est. Return
PEAK6
PEAK6 Chicago, Illinois $48.6B AUM 40.57% 1-Year Est. Return
CF
Cantor Fitzgerald New York $6.78B AUM 28.97% 1-Year Est. Return
BFM
Boothbay Fund Management New York $7.71B AUM 106.29% 1-Year Est. Return
CM
Caption Management Oklahoma City, Oklahoma $17.1B AUM 70.99% 1-Year Est. Return
AC
Aristeia Capital Greenwich, Connecticut $4.82B AUM 24.91% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
LA
Linden Advisors New York $17.9B AUM 1.72% 1-Year Est. Return
ACM
Arosa Capital Management Miami Beach, Florida $660M AUM 210.26% 1-Year Est. Return

Magnetar Financial's IMSRW Position: Q1 2026 in Review

Magnetar Financial reduced its Terrestrial Energy Warrant (IMSRW) stake by 14% in Q1 2026, selling an estimated $470K and leaving 780,000 shares worth $2.02M. The position accounts for 0.02% of the portfolio, ranked #312.

Magnetar Financial first reported a position in IMSRW in Q1 2025 and has held it in 5 quarters since. The position peaked at $4.09M in Q3 2025. 26 funds tracked by Wall St. Rank hold IMSRW as of Q1 2026.

  • Magnetar Financial held 780,000 shares of Terrestrial Energy Warrant worth $2.02M as of Q1 2026.
  • Magnetar Financial sold 124,994 Terrestrial Energy Warrant shares in Q1 2026, an estimated $470K.
  • Terrestrial Energy Warrant made up 0.02% of Magnetar Financial's portfolio in Q1 2026, its #312 holding.
  • Magnetar Financial first reported a position in Terrestrial Energy Warrant in Q1 2025 and has held it in 5 quarters since.
  • Magnetar Financial's Terrestrial Energy Warrant position peaked at $4.09M in Q3 2025.
  • 26 funds tracked by Wall St. Rank held Terrestrial Energy Warrant as of Q1 2026.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.