Magnetar Financial’s Bleichroeder Acquisition Corp II BBCQ Stock Holding History

Magnetar Financial’s Portfolio BBCQ Stock Details BBCQ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$13M	Buy	+1,299,993	New	+$13M	0.13%	104

Other funds holding BBCQ

Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

CGIC

Continental General Insurance Company Austin, Texas $693M AUM 90.58% 1-Year Est. Return

LMR Partners London, United Kingdom $45.4B AUM 60.68% 1-Year Est. Return

Linden Advisors New York $17.9B AUM 1.72% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

AQR Arbitrage Greenwich, Connecticut $6.09B AUM 27.01% 1-Year Est. Return

FBCM

Fort Baker Capital Management Larkspur, California $1.27B AUM 25.46% 1-Year Est. Return

Aristeia Capital Greenwich, Connecticut $4.82B AUM 24.94% 1-Year Est. Return

Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $62.2B AUM 31.35% 1-Year Est. Return

Magnetar Financial's BBCQ Position: Q1 2026 in Review

Magnetar Financial opened a new position in Bleichroeder Acquisition Corp II (BBCQ) in Q1 2026: 1,299,993 shares worth $13M. The stake represents 0.13% of the portfolio and ranks #104 among its holdings.

54 funds tracked by Wall St. Rank hold BBCQ as of Q1 2026.

Magnetar Financial held 1,299,993 shares of Bleichroeder Acquisition Corp II worth $13M as of Q1 2026.
Bleichroeder Acquisition Corp II was a new Magnetar Financial position in Q1 2026.
Bleichroeder Acquisition Corp II made up 0.13% of Magnetar Financial's portfolio in Q1 2026, its #104 holding.
54 funds tracked by Wall St. Rank held Bleichroeder Acquisition Corp II as of Q1 2026.

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