Magnetar Financial’s SilverBox Corp IV Units SBXD.U Stock Holding History

Magnetar Financial’s Portfolio SBXD.U Stock Details SBXD.U Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-594,000	Closed	-$6.09M	–	1199
2025 Q1	$6.09M	Hold	594,000	–	–	0.08%	158
2024 Q4	$6.02M	Hold	594,000	–	–	0.14%	111
2024 Q3	$5.96M	Buy	+594,000	New	+$5.95M	0.13%	129

Other funds holding SBXD.U

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Clear Street New York $39.5B AUM 124.03% 1-Year Est. Return

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

Magnetar Financial's SBXD.U Position: Q2 2025 in Review

Magnetar Financial sold out of SilverBox Corp IV Units (SBXD.U) in Q2 2025, closing a stake of 594,000 shares — an estimated $6.09M sold.

Magnetar Financial first reported a position in SBXD.U in Q3 2024 and held it in 3 quarters. The position peaked at $6.09M in Q1 2025. 3 funds tracked by Wall St. Rank hold SBXD.U as of Q2 2025.

Magnetar Financial reported no remaining SilverBox Corp IV Units position as of Q2 2025 after selling out during the quarter.
Magnetar Financial sold 594,000 SilverBox Corp IV Units shares in Q2 2025, an estimated $6.09M.
Magnetar Financial first reported a position in SilverBox Corp IV Units in Q3 2024 and held it in 3 quarters.
Magnetar Financial's SilverBox Corp IV Units position peaked at $6.09M in Q1 2025.
3 funds tracked by Wall St. Rank held SilverBox Corp IV Units as of Q2 2025.

Based on Magnetar Financial's 13F filing for Q2 2025, filed 12 Aug 2025.