Who Owns SILVERBOX CORP IV (SBXD)? -- Institutional Holders (2026-03-31)

51 institutions reported holding $216.4M of SILVERBOX CORP IV (SBXD) in SEC 13F filings for 2026-03-31. Largest institutional holders: Linden Advisors LP ($21.4M), MIZUHO SECURITIES USA LLC ($19.2M), BERKLEY W R CORP ($16.2M), Polar Asset Management Partners Inc. ($16.1M), AQR Arbitrage LLC ($14.3M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1Linden Advisors LP$21.4M2.0MHold
2MIZUHO SECURITIES USA LLC$19.2M1.8MAdded
3BERKLEY W R CORP$16.2M1.5MAdded
4Polar Asset Management Partners Inc.$16.1M1.5MAdded
5AQR Arbitrage LLC$14.3M1.3MTrimmed
6WOLVERINE ASSET MANAGEMENT LLC$10.6M993,817Added
7D. E. Shaw & Co., Inc.$10.6M989,397Hold
8MMCAP International Inc. SPC$10.5M980,000Hold
9Crossingbridge Advisors, LLC$10.5M977,013Added
10PICTON MAHONEY ASSET MANAGEMENT$8.8M824,899Hold
11RiverPark Advisors, LLC$7.3M678,613Added
12GOLDMAN SACHS GROUP INC$6.5M606,166Trimmed
13Magnetar Financial LLC$5.6M520,823Hold
14LMR Partners LLP$5.3M500,000Hold
15Calamos Advisors LLC$5.3M500,000Hold
16First Trust Capital Management L.P.$4.8M445,168Hold
17ARISTEIA CAPITAL, L.L.C.$3.6M336,123Hold
18Westchester Capital Management, LLC$3.5M325,485Hold
19RLH Capital LLC$3.3M304,320New
20RIVERNORTH CAPITAL MANAGEMENT, LLC$3.2M299,997Hold
21Shaolin Capital Management LLC$3.0M279,849Added
22Context Capital Management, LLC$2.8M262,951Hold
23MOORE CAPITAL MANAGEMENT, LP$2.7M250,000Hold
24Radcliffe Capital Management, L.P.$2.4M227,454Hold
25Wealthspring Capital LLC$2.2M207,565Trimmed

Source: SEC Form 13F filings · as of 2026-03-31