MF
ALF

Magnetar Financial’s Centurion Acquisition Corp ALF Stock Holding History

Magnetar Financial’s Portfolio ALF Stock Details ALF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-1,856,250
Closed -$20M – 1513
2026
Q1 		$20M Hold
1,856,250
– – 0.2% 56
2025
Q4 		$19.8M Hold
1,856,250
– – 0.19% 62
2025
Q3 		$19.6M Hold
1,856,250
– – 0.12% 63
2025
Q2 		$19.6M Buy
+1,856,250
New +$19.4M 0.1% 55

Other funds holding ALF

LA
Linden Advisors New York $19.3B AUM 1.47% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $7.02B AUM 31.58% 1-Year Est. Return
PAMP
Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return
CCM
Context Capital Management Lajolla, California $5.15B AUM 1.28% 1-Year Est. Return
LP
LMR Partners London, United Kingdom $26.8B AUM 68.38% 1-Year Est. Return
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $71.2B AUM 48.86% 1-Year Est. Return
MSU
Mizuho Securities USA New York $6.2B AUM 35.46% 1-Year Est. Return
KC
Kepos Capital New York $73.4M AUM 4.78% 1-Year Est. Return
AA
ABC Arbitrage Paris, France $926M AUM 45.9% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Magnetar Financial's ALF Position: Q2 2026 in Review

Magnetar Financial sold out of Centurion Acquisition Corp (ALF) in Q2 2026, closing a stake of 1,856,250 shares — an estimated $20M sold.

Magnetar Financial first reported a position in ALF in Q2 2025 and held it in 4 quarters. The position peaked at $20M in Q1 2026. 15 funds tracked by Wall St. Rank hold ALF as of Q2 2026.

  • Magnetar Financial reported no remaining Centurion Acquisition Corp position as of Q2 2026 after selling out during the quarter.
  • Magnetar Financial sold 1,856,250 Centurion Acquisition Corp shares in Q2 2026, an estimated $20M.
  • Magnetar Financial first reported a position in Centurion Acquisition Corp in Q2 2025 and held it in 4 quarters.
  • Magnetar Financial's Centurion Acquisition Corp position peaked at $20M in Q1 2026.
  • 15 funds tracked by Wall St. Rank held Centurion Acquisition Corp as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.