SilverBox Corp IV - SBXD
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| LINDEN ADVISORS LP | History | No change | 2,000,000 | 21,400 | 0.12% | 0.13% | 1 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MIZUHO SECURITIES USA LLC | History | Added to | 1,796,947 | 19,173 | 0.45% | 0.29% | 2 | +151,274 | 9.19% | Q1 2026 | May 11, 2026 |
| BERKLEY W R CORP | History | Added to | 1,514,573 | 16,205 | 0.87% | 0.6% | 3 | +302,899 | 25.0% | Q1 2026 | May 15, 2026 |
| Polar Asset Management Partners Inc. | History | Added to | 1,508,005 | 16,135 | 0.32% | 0.19% | 4 | +128,005 | 9.28% | Q1 2026 | May 15, 2026 |
| AQR Arbitrage LLC | History | Reduced | 1,335,376 | 14,288 | 0.23% | 0.3% | 5 | -11,626 | -0.86% | Q1 2026 | May 15, 2026 |
| WOLVERINE ASSET MANAGEMENT LLC | History | Added to | 993,817 | 10,633 | 0.1% | 0.08% | 6 | +21,708 | 2.23% | Q1 2026 | May 04, 2026 |
| D. E. Shaw & Co., Inc. | History | No change | 989,397 | 10,586 | 0.01% | 0.01% | 7 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MMCAP International Inc. SPC | History | No change | 980,000 | 10,486 | 0.91% | 1.04% | 8 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Crossingbridge Advisors, LLC | History | Added to | 977,013 | 10,454 | 1.89% | 1.9% | 9 | +339,281 | 53.2% | Q1 2026 | May 14, 2026 |
| PICTON MAHONEY ASSET MANAGEMENT | History | No change | 824,899 | 8,826 | 0.07% | 0.07% | 10 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| RiverPark Advisors, LLC | History | Added to | 678,613 | 7,261 | 2.63% | 1.79% | 11 | +90,881 | 15.46% | Q1 2026 | May 14, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 606,166 | 6,485 | 0.0% | 0.0% | 12 | -88 | -0.01% | Q1 2026 | May 15, 2026 |
| Magnetar Financial LLC | History | No change | 520,823 | 5,578 | 0.06% | 0.05% | 13 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| Calamos Advisors LLC | History | No change | 500,000 | 5,350 | 0.02% | 0.02% | 14 | 0 | 0.0% | Q1 2026 | May 04, 2026 |
| LMR Partners LLP | History | No change | 500,000 | 5,350 | 0.01% | 0.01% | 15 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| First Trust Capital Management L.P. | History | No change | 445,168 | 4,763 | 0.25% | 0.29% | 16 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| ARISTEIA CAPITAL, L.L.C. | History | No change | 336,123 | 3,596 | 0.07% | 0.08% | 17 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Westchester Capital Management, LLC | History | No change | 325,485 | 3,482 | 0.16% | 0.14% | 18 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| RLH Capital LLC | History | New | 304,320 | 3,256 | 1.65% | — | 19 | +304,320 | New | Q1 2026 | Apr 28, 2026 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | History | No change | 299,997 | 3,209 | 0.16% | 0.15% | 20 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Shaolin Capital Management LLC | History | Added to | 279,849 | 2,994 | 0.11% | 0.07% | 21 | +54,849 | 24.38% | Q1 2026 | May 15, 2026 |
| Context Capital Management, LLC | History | No change | 262,951 | 2,813 | 0.07% | 0.07% | 22 | 0 | 0.0% | Q1 2026 | May 07, 2026 |
| MOORE CAPITAL MANAGEMENT, LP | History | No change | 250,000 | 2,675 | 0.05% | 0.04% | 23 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Radcliffe Capital Management, L.P. | History | No change | 227,454 | 2,433 | 0.18% | 0.13% | 24 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Wealthspring Capital LLC | History | Reduced | 207,565 | 2,220 | 0.53% | 0.52% | 25 | -1,284 | -0.61% | Q1 2026 | May 01, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | No change | 200,000 | 2,140 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| TORONTO DOMINION BANK | History | Added to | 175,100 | 1,873 | 0.0% | 0.0% | 27 | +17,043 | 10.78% | Q1 2026 | May 15, 2026 |
| MANGROVE PARTNERS IM, LLC | History | No change | 156,622 | 1,675 | 0.14% | 0.14% | 28 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Verition Fund Management LLC | History | New | 145,142 | 1,553 | 0.01% | — | 29 | +145,142 | New | Q1 2026 | May 15, 2026 |
| Quarry LP | History | No change | 141,597 | 1,515 | 0.27% | 0.23% | 30 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| PERISCOPE CAPITAL INC. | History | Reduced | 125,000 | 1,337 | 0.15% | 0.23% | 31 | -61,353 | -32.92% | Q1 2026 | May 13, 2026 |
| DLD Asset Management, LP | History | Reduced | 121,073 | 1,295 | 0.12% | 0.1% | 32 | -400 | -0.33% | Q1 2026 | May 13, 2026 |
| HRT FINANCIAL LP | History | Reduced | 116,551 | 1,247 | 0.0% | 0.0% | 33 | -22,644 | -16.27% | Q1 2026 | May 14, 2026 |
| Massar Capital Management, LP | History | No change | 94,600 | 1,012 | 0.11% | 0.11% | 34 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | History | New | 86,964 | 590 | 0.02% | — | 35 | +86,964 | New | Q1 2026 | May 15, 2026 |
| METEORA CAPITAL, LLC | History | Reduced | 53,219 | 569 | 0.04% | 0.06% | 36 | -16,781 | -23.97% | Q1 2026 | May 15, 2026 |
| JPMORGAN CHASE & CO | History | No change | 50,000 | 535 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| Lineage Point Capital LP | History | No change | 50,042 | 535 | 0.13% | 0.2% | 38 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) | History | No change | 47,830 | 506 | 0.06% | 0.06% | 39 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Clear Street Group Inc. | History | Added to | 37,478 | 401 | 0.0% | 0.0% | 40 | +100 | 0.27% | Q1 2026 | May 15, 2026 |
| GLAZER CAPITAL, LLC | History | Added to | 21,369 | 229 | 0.0% | 0.01% | 41 | +589 | 2.83% | Q1 2026 | May 14, 2026 |
| JANE STREET GROUP, LLC | History | New | 14,712 | 157 | 0.0% | — | 42 | +14,712 | New | Q1 2026 | May 12, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 10,964 | 117 | 0.0% | 0.0% | 43 | +333 | 3.13% | Q1 2026 | May 15, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | New | 9,322 | 99 | 0.0% | — | 44 | +9,322 | New | Q1 2026 | May 12, 2026 |
| UBS Group AG | History | Reduced | 3,086 | 32 | 0.0% | 0.0% | 45 | -736 | -19.26% | Q1 2026 | May 05, 2026 |
| Governors Lane LP | History | Closed out | 0 | 0 | — | 0.47% | — | -753,177 | -100.0% | Q1 2026 | May 15, 2026 |
| Creek Drive Management Group LLC | History | Closed out | 0 | 0 | — | 1.1% | — | -140,000 | -100.0% | Q1 2026 | May 15, 2026 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | History | Closed out | 0 | 0 | — | 0.0% | — | -100,000 | -100.0% | Q1 2026 | May 14, 2026 |
| Schonfeld Strategic Advisors LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -19,355 | -100.0% | Q1 2026 | May 15, 2026 |
| TWO SIGMA SECURITIES, LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -17,330 | -100.0% | Q1 2026 | May 15, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | New | 64 | 0 | — | — | — | +64 | New | Q1 2026 | May 14, 2026 |
| FNY Investment Advisers, LLC | History | Reduced | 37 | 0 | — | — | — | -50 | -57.47% | Q1 2026 | Apr 15, 2026 |