SILVERBOX CORP IV

Historical 13F Holders

Symbol
SBXD
CUSIP
G81354105
All holders as of
Q2 2026
Type
Equity
Class
SHS CL A
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for G81354105 since 12/18/2024, largest first.

Filer % of Class Filed
SilverBox Sponsor IV LLC 13G
21.4% 2/13/2025
Event 12/31/2024
Berkley W R Corp 13G/A
9.4% 8/6/2026
Event 6/30/2026
Mizuho Financial Group, Inc. 13G 8.0% 2/12/2026
Event 12/31/2025
Calamos Investment Trust/IL 13G 7.8% 10/9/2026
Event 9/30/2026
Barclays PLC 13G 7.0% 5/14/2026
Event 3/31/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (4)
AQR Capital Management LLC 13G/A
4.95% 8/12/2026
Event 6/30/2026
Goldman Sachs Group Inc 13G/A
3.2% 11/10/2025
Event 9/30/2025
Highbridge Capital Management LLC 13G/A 1.4% 11/14/2025
Event 9/30/2025
Healthcare of Ontario Pension Plan Trust Fund 13G/A 0.5% 8/13/2025
Event 6/30/2025

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q2 50 22.3 M $241 M
2026 Q1 46 20.2 M $216 M
2025 Q4 46 19.8 M $209 M
2025 Q3 52 19.3 M $202 M
2025 Q2 52 20.8 M $227 M
2025 Q1 36 19.1 M $194 M
2024 Q4 26 14.7 M $149 M