MMCAP International’s SilverBox Corp IV SBXD Stock Holding History

MMCAP International’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	$10.6M	Hold	980,000	–	–	0.9%	36
2026 Q1	$10.5M	Hold	980,000	–	–	0.91%	33
2025 Q4	$10.4M	Hold	980,000	–	–	1.04%	27
2025 Q3	$10.3M	Hold	980,000	–	–	1.19%	28
2025 Q2	$10.7M	Hold	980,000	–	–	1.29%	21
2025 Q1	$9.97M	Buy	+980,000	New	+$9.93M	1.7%	17

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

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

RiverPark Advisors New York $219M AUM 14.91% 1-Year Est. Return

MMCAP International's SBXD Position: Q2 2026 in Review

MMCAP International held its SilverBox Corp IV (SBXD) position steady in Q2 2026 at 980,000 shares worth $10.6M. The position accounts for 0.9% of the portfolio, ranked #36.

MMCAP International first reported a position in SBXD in Q1 2025 and has held it in 6 quarters since. The position peaked at $10.7M in Q2 2025. 48 funds tracked by Wall St. Rank hold SBXD as of Q2 2026.

MMCAP International held 980,000 shares of SilverBox Corp IV worth $10.6M as of Q2 2026.
MMCAP International left its SilverBox Corp IV share count unchanged in Q2 2026.
SilverBox Corp IV made up 0.9% of MMCAP International's portfolio in Q2 2026, its #36 holding.
MMCAP International first reported a position in SilverBox Corp IV in Q1 2025 and has held it in 6 quarters since.
MMCAP International's SilverBox Corp IV position peaked at $10.7M in Q2 2025.
48 funds tracked by Wall St. Rank held SilverBox Corp IV as of Q2 2026.

Based on MMCAP International's 13F filing for Q2 2026, filed 14 Aug 2026.