Who Owns SILVERBOX CORP IV (SBXD.WS)? -- Institutional Holders (2026-06-30)
30 institutions reported holding $939,837 of SILVERBOX CORP IV (SBXD.WS) in SEC 13F filings for 2026-06-30. Largest institutional holders: HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND ($106,667), Polar Asset Management Partners Inc. ($105,600), Linden Advisors LP ($90,333), Sculptor Capital LP ($75,184), AQR Arbitrage LLC ($72,231). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $106,667 | 666,666 | Hold |
| 2 | Polar Asset Management Partners Inc. | $105,600 | 660,000 | Hold |
| 3 | Linden Advisors LP | $90,333 | 666,667 | Hold |
| 4 | Sculptor Capital LP | $75,184 | 469,900 | Hold |
| 5 | AQR Arbitrage LLC | $72,231 | 531,111 | Added |
| 6 | MMCAP International Inc. SPC | $52,267 | 326,666 | Hold |
| 7 | ARISTEIA CAPITAL, L.L.C. | $49,930 | 368,485 | Hold |
| 8 | BNP PARIBAS FINANCIAL MARKETS | $34,326 | 214,539 | Hold |
| 9 | PICTON MAHONEY ASSET MANAGEMENT | $32,532 | 203,326 | Hold |
| 10 | Shaolin Capital Management LLC | $32,261 | 201,633 | Added |
| 11 | Calamos Advisors LLC | $26,667 | 166,666 | Hold |
| 12 | LMR Partners LLP | $26,667 | 166,666 | Hold |
| 13 | Walleye Capital LLC | $26,327 | 164,542 | Hold |
| 14 | DLD Asset Management, LP | $24,038 | 150,235 | Hold |
| 15 | Magnetar Financial LLC | $23,469 | 146,684 | Trimmed |
| 16 | CSS LLC/IL | $21,203 | 132,521 | Hold |
| 17 | Context Capital Management, LLC | $16,691 | 104,317 | Hold |
| 18 | MOORE CAPITAL MANAGEMENT, LP | $13,333 | 83,333 | Hold |
| 19 | Parallax Volatility Advisers, L.P. | $12,616 | 78,848 | Hold |
| 20 | Wealthspring Capital LLC | $12,344 | 77,152 | Hold |
| 21 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $12,000 | 99,999 | Hold |
| 22 | GRITSTONE ASSET MANAGEMENT LLC | $11,746 | 73,411 | Hold |
| 23 | Periscope Capital Inc. | $11,200 | 70,000 | Hold |
| 24 | MILLENNIUM MANAGEMENT LLC | $10,667 | 66,666 | Hold |
| 25 | Saba Capital Management, L.P. | $9,175 | 67,710 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30