SilverBox Corp IV
SBXD- Exchange
- NYSE
- Industry
- Blank Checks
- SEC CIK
- 0002015947
No open-market purchases or sales by SilverBox Corp IV insiders were filed in the last 90 days; 49 institutions reported holding it in 13F filings for Q2 2026, worth $240.8M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in SilverBox Corp IV as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 49
- +3 vs. Q1 2026
- Shares held
- 22.3M
- +2.07M (+10.3%) vs. Q1 2026
- Total value
- $240.8M
- +$24.4M (+11.3%) vs. Q1 2026
- New holders
- 5
- 8 more added
- Sold out
- 2
- 11 more reduced
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SBXD on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 49 | $240.8M |
| Q1 2026 | 46 | $216.4M |
| Q4 2025 | 46 | $209.3M |
| Q3 2025 | 50 | $202.3M |
| Q2 2025 | 49 | $212.9M |
| Q1 2025 | 35 | $194.4M |
| Q4 2024 | 25 | $148.5M |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding SilverBox Corp IV; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mizuho Securities USA LLC | 3,637,389 | $39.0M | 0.37% | +1,840,442+102.4% | Added |
| Linden Advisors LP | 2,000,000 | $21.6M | 0.11% | 00.0% | Unchanged |
| Berkley W R Corp | 1,930,127 | $20.9M | 1.02% | +415,554+27.4% | Added |
| Polar Asset Management Partners Inc. | 1,508,005 | $16.3M | 0.30% | 00.0% | Unchanged |
| CNH Partners LLC | 1,012,401 | $10.9M | 0.16% | −322,975−24.2% | Reduced |
| Wolverine Asset Management LLC | 993,816 | $10.7M | 0.14% | −10.0% | Reduced |
| D. E. Shaw & Co., Inc. | 989,397 | $10.7M | 0.01% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 980,000 | $10.6M | 0.90% | 00.0% | Unchanged |
| Crossingbridge Advisors, LLC | 928,613 | $10.0M | 1.77% | −48,400−5.0% | Reduced |
| Picton Mahoney Asset Management | 824,899 | $8.92M | 0.08% | 00.0% | Unchanged |
| RiverPark Advisors, LLC | 678,613 | $7.34M | 3.35% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 606,074 | $6.55M | 0.00% | −920.0% | Reduced |
| Magnetar Financial LLC | 520,823 | $5.63M | 0.05% | 00.0% | Unchanged |
| Calamos Advisors LLC | 500,000 | $5.41M | 0.02% | 00.0% | Unchanged |
| LMR Partners LLP | 500,000 | $5.41M | 0.04% | 00.0% | Unchanged |
| Vivaldi Asset Management, LLC | 445,168 | $4.81M | 0.28% | 00.0% | Unchanged |
| Aristeia Capital LLC | 336,123 | $3.63M | 0.06% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 325,485 | $3.52M | 0.18% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 299,997 | $3.25M | 0.15% | 00.0% | Unchanged |
| Context Capital Management, LLC | 262,951 | $2.84M | 0.06% | 00.0% | Unchanged |
| Moore Capital Management, LP | 250,000 | $2.70M | 0.06% | 00.0% | Unchanged |
| Toronto Dominion Bank | 246,374 | $2.66M | 0.00% | +71,274+40.7% | Added |
| Shaolin Capital Management LLC | 241,138 | $2.61M | 0.15% | −38,711−13.8% | Reduced |
| Radcliffe Capital Management, L.P. | 227,454 | $2.46M | 0.19% | 00.0% | Unchanged |
| RLH Capital LLC | 210,093 | $2.27M | 1.09% | −94,227−31.0% | Reduced |
| Wealthspring Capital LLC | 207,565 | $2.24M | 0.50% | 00.0% | Unchanged |
| Millennium Management LLC | 200,000 | $2.16M | 0.00% | 00.0% | Unchanged |
| Quarry LP | 200,000 | $2.16M | 0.34% | +58,403+41.2% | Added |
| SkyView Investment Advisors, LLC | 179,449 | $1.94M | 1.52% | +179,449 | New |
| Mangrove Partners | 156,622 | $1.69M | 0.11% | 00.0% | Unchanged |
| Highbridge Capital Management LLC | 154,587 | $1.67M | 0.06% | +102,623+197.5% | Added |
| Meteora Capital, LLC | 139,311 | $1.51M | 0.12% | +86,092+161.8% | Added |
| HRT Financial LP | 116,551 | $1.26M | 0.00% | 00.0% | Unchanged |
| Massar Capital Management, LP | 94,600 | $1.02M | 0.35% | 00.0% | Unchanged |
| Periscope Capital Inc. | 75,000 | $810.8K | 0.13% | −50,000−40.0% | Reduced |
| JPMorgan Chase & Co | 50,000 | $541.0K | 0.00% | 00.0% | Unchanged |
| Lineage Point Capital LP | 50,042 | $541.0K | 0.11% | 00.0% | Unchanged |
| DLD Asset Management, LP | 50,000 | $540.5K | 0.04% | −71,073−58.7% | Reduced |
| StoneX Group Inc. | 48,554 | $524.9K | 0.02% | +48,554 | New |
| Clear Street Group Inc. | 29,815 | $322.3K | 0.00% | −100−0.3% | Reduced |
| Alyeska Investment Group, L.P. | 24,500 | $266.6K | 0.00% | +24,500 | New |
| Glazer Capital, LLC | 21,369 | $231.0K | 0.01% | 00.0% | Unchanged |
| Jane Street Group, LLC | 16,620 | $179.7K | 0.00% | +1,908+13.0% | Added |
| Boothbay Fund Management, LLC | 11,719 | $126.7K | 0.00% | +11,719 | New |
| Citadel Advisors LLC | 10,170 | $109.9K | 0.00% | −794−7.2% | Reduced |
| BNP Paribas Arbitrage, SA | 9,314 | $100.7K | 0.00% | −8−0.1% | Reduced |
| SRS Capital Advisors, Inc. | 4,221 | $45.6K | 0.00% | +4,221 | New |
| UBS Group AG | 2,437 | $26.3K | 0.00% | +955+64.4% | Added |
| FNY Investment Advisers, LLC | 37 | $0 | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −145,142−100.0% | Sold out |
| National Bank of Canada | 0 | $0 | 0.00% | −64−100.0% | Sold out |