Magnetar Financial’s HCM IV Acquisition Corp HACQ Stock Holding History

Magnetar Financial’s Portfolio HACQ Stock Details HACQ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$10.1M	Buy	+1,000,000	New	+$9.97M	0.09%	162

Other funds holding HACQ

MMCAP International Grand Cayman, Cayman Islands $1.18B AUM 50.44% 1-Year Est. Return

PAMP

Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return

AQR Arbitrage Greenwich, Connecticut $7.02B AUM 31.58% 1-Year Est. Return

Linden Advisors New York $19.3B AUM 1.47% 1-Year Est. Return

AIMCA

Alberta Investment Management Corp (AIMCo) Edmonton, Alberta, Canada $17.9B AUM 27.56% 1-Year Est. Return

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $71.2B AUM 48.86% 1-Year Est. Return

HCM

Highbridge Capital Management New York $4.11B AUM 26.03% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

GCL

Glazer Capital LLC New York $4.07B AUM 78.71% 1-Year Est. Return

Hudson Bay Capital Management Stamford, Connecticut $36.8B AUM 42.13% 1-Year Est. Return

Magnetar Financial's HACQ Position: Q2 2026 in Review

Magnetar Financial opened a new position in HCM IV Acquisition Corp (HACQ) in Q2 2026: 1,000,000 shares worth $10.1M. The stake represents 0.09% of the portfolio and ranks #162 among its holdings.

52 funds tracked by Wall St. Rank hold HACQ as of Q2 2026.

Magnetar Financial held 1,000,000 shares of HCM IV Acquisition Corp worth $10.1M as of Q2 2026.
HCM IV Acquisition Corp was a new Magnetar Financial position in Q2 2026.
HCM IV Acquisition Corp made up 0.09% of Magnetar Financial's portfolio in Q2 2026, its #162 holding.
52 funds tracked by Wall St. Rank held HCM IV Acquisition Corp as of Q2 2026.

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