Silverbox Corp. IV-ASBXDF
13F holders, Q1 2025 (March 31)At the end of Q1 2025, 35 institutions reported holding Silverbox Corp. IV-A (SBXDF) in their 13F filings, up 10 from Q4 2024. 7 opened new positions and 2 sold out. The largest holders were Linden Advisors LP ($20.4M), Polar Asset Management Partners Inc. ($20.1M) and Sculptor Capital LP ($19.2M). 2 famous investors held it, including David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Silverbox Corp. IV-A
- CUSIP
- G81354105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 7 | $20.7M |
| Exits | 2 | $1.8M |
All 13F filers, Q4 2024 → Q1 2025: 2,186,403 shares bought and 513,053 shares sold, net +1,673,350 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 35 holders
| Linden Advisors LP | 4.45% | No change | 2,000,000 | $20.4M |
| Polar Asset Management Partners Inc. | 0.93% | No change | 1,980,000 | $20.1M |
| Sculptor Capital LP | 0.67% | No change | 1,888,149 | $19.2M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.04% | New | 1,799,998 | $18.3M |
| AQR Arbitrage LLC | 0.69% | No change | 1,559,960 | $15.9M |
| Highbridge Capital Management LLC | 1.64% | Reduce -21.9% | 1,000,000 | $10.2M |
| Picton Mahoney Asset Management | 0.35% | Reduce -0.0% | 999,899 | $10.2M |
| MMCAP International Inc. SPC | 1.72% | No change | 980,000 | $10.0M |
| D. E. Shaw & Co. | 0.01% | Add +11.7% | 957,397 | $9.7M |
| Goldman Sachs Group Inc. | 0.00% | No change | 643,617 | $6.5M |
| LMR Partners LLP | 0.14% | No change | 500,000 | $5.1M |
| Calamos Advisors LLC | 0.04% | No change | 500,000 | $5.1M |
| Two Sigma Investments, LP | 0.01% | No change | 500,000 | $5.1M |
| Millennium Management | 0.01% | No change | 500,000 | $5.1M |
| Context Capital Management, LLC | 6.31% | No change | 462,951 | $4.7M |
| Westchester Capital Management, LLC | 0.25% | No change | 418,365 | $4.3M |
| Bulldog Investors, LLP | 0.86% | Reduce -7.7% | 309,996 | $3.2M |
| Rivernorth Capital Management, LLC | 0.16% | No change | 299,997 | $3.1M |
| Moore Capital Management, LP | 0.10% | No change | 250,000 | $2.5M |
| OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) | 0.06% | No change | 242,175 | $2.5M |
| Periscope Capital Inc. | 1.54% | Add +20.8% | 241,545 | $2.5M |
| Gritstone Asset Management LLC | 2.42% | Reduce -0.2% | 222,151 | $2.3M |
| Schechter Investment Advisors, LLC | 0.17% | Reduce -13.3% | 204,515 | $2.1M |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.01% | No change | 200,000 | $2.0M |
| DLD Asset Management, LP | 0.88% | New | 100,000 | $1.0M |
| Schonfeld Strategic Advisors LLC | 0.01% | No change | 100,000 | $1.0M |
| Wolverine Asset Management LLC | 0.07% | New | 96,518 | $982K |
| Berkley W R Corp. | 0.04% | No change | 59,718 | $608K |
| Wealthspring Capital LLC | 0.33% | Add +80.1% | 20,755 | $211K |
| Toronto Dominion Bank | 0.00% | New | 19,391 | $197K |
| Virtu Financial LLC | 0.01% | New | 19,010 | $193K |
| Glazer Capital, LLC | 0.01% | Add +2.8% | 18,784 | $191K |
| UBS Group AG | 0.00% | Reduce -20.1% | 3,126 | $32K |
| Clear Street LLC | 0.00% | New | 161 | $2K |
| National Bank of Canada | 0.00% | New | 42 | $344 |
"% of holder's portfolio" is SBXDF's weight in each manager's 13F, not the share of Silverbox Corp. IV-A the manager owns.