LMR Partners’s SilverBox Corp IV SBXD Stock Holding History

LMR Partners’s Portfolio SBXD Stock Details SBXD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$5.41M	Hold	500,000	–	–	0.02%	614
2026 Q1	$5.35M	Hold	500,000	–	–	0.01%	601
2025 Q4	$5.29M	Hold	500,000	–	–	0.01%	552
2025 Q3	$5.24M	Hold	500,000	–	–	0.02%	503
2025 Q2	$5.48M	Hold	500,000	–	–	0.04%	418
2025 Q1	$5.09M	Hold	500,000	–	–	0.05%	397
2024 Q4	$5.05M	Buy	+500,000	New	+$5.02M	0.04%	383

Other funds holding SBXD

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

WRBC

W.R. Berkley Corp Greenwich, Connecticut $2.18B AUM 13.58% 1-Year Est. Return

MSU

Mizuho Securities USA New York $6.2B AUM 35.46% 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

WAM

Wolverine Asset Management Chicago, Illinois $11.4B AUM 5.65% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

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

Crossingbridge Advisors Pleasantville, New York $567M AUM 0.34% 1-Year Est. Return

PMAM

Picton Mahoney Asset Management Toronto, Ontario, Canada $13.5B AUM 51.46% 1-Year Est. Return

LMR Partners's SBXD Position: Q2 2026 in Review

LMR Partners held its SilverBox Corp IV (SBXD) position steady in Q2 2026 at 500,000 shares worth $5.41M. The position accounts for 0.02% of the portfolio, ranked #614.

LMR Partners first reported a position in SBXD in Q4 2024 and has held it in 7 quarters since. The position peaked at $5.48M in Q2 2025. 49 funds tracked by Wall St. Rank hold SBXD as of Q2 2026.

LMR Partners held 500,000 shares of SilverBox Corp IV worth $5.41M as of Q2 2026.
LMR Partners left its SilverBox Corp IV share count unchanged in Q2 2026.
SilverBox Corp IV made up 0.02% of LMR Partners's portfolio in Q2 2026, its #614 holding.
LMR Partners first reported a position in SilverBox Corp IV in Q4 2024 and has held it in 7 quarters since.
LMR Partners's SilverBox Corp IV position peaked at $5.48M in Q2 2025.
49 funds tracked by Wall St. Rank held SilverBox Corp IV as of Q2 2026.

Based on LMR Partners's 13F filing for Q2 2026, filed 14 Aug 2026.