Security key
G81354121
- Security type / class
- Equity / *W EXP 08/19/202
- Total 13F shares
- 6,085,300
- Total 13F value
- $929,170
- Share change
- +27,821
- SEC-reported price per share
- $0.16
- Number of holders
- 29
- Value change
- +$4,034
- Number of buys
- 4
- Number of sells
- 4
Report period
Q2 2026
Institutions
29
Top holders
10
SBXWF full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
SilverBox Corp IV SEC filings
SilverBox Corp IV company facts
Broader feeds
Reporting periods
Holder history for CUSIP G81354121
Recent filing periods:
Ownership snapshot
Top reported holders of SBXWF - SilverBox Corp IV - *W EXP 08/19/202 (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
SilverBox Sponsor IV LLC
Disclosed value leader
SilverBox Sponsor IV LLC
Comparable rows
7/15
Latest evidence
30 Jun 2026
13D/G
13F
Lead comparable stake: 21%
8 rows are not safely comparable across share classes.
13D/G row: SilverBox Sponsor IV LLC
Showing 1-6 of 15 holder rows.
Quick read
SilverBox Sponsor IV LLC leads the comparable SEC ownership view at 21%.
7 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens SilverBox Sponsor IV LLC's linked filing trail.
Comparable ownership
Top 5
SilverBox Sponsor IV LLC
21%
BERKLEY W R CORP
7.4%
Polar Asset Management Partners Inc.
7.2%
AQR CAPITAL MANAGEMENT LLC
5%
GOLDMAN SACHS GROUP INC
3.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| SilverBox Sponsor IV LLC |
13D/G
|
21%
Reported 13D/G
· 31 Dec 2024
|
$56,131,950
5,455,000 shares
|
$0 | 31 Dec 2024 |
| BERKLEY W R CORP |
13F
13D/G
Company · W. R. Berkley Corporation
|
7.4%
Reported 13D/G
· 31 Mar 2026
|
$16,205,931
1,514,573 shares
|
— | 31 Mar 2026 |
| Polar Asset Management Partners Inc. |
13D/G
13F
Company
|
7.2%
Reported 13D/G
· 30 Jun 2025
|
$16,894,496
1,480,000 shares
|
$0 | 30 Jun 2025 |
| AQR CAPITAL MANAGEMENT LLC |
13D/G
|
5%
Reported 13D/G
· 30 Jun 2026
|
$10,944,055
1,012,401 shares
|
-$3,617,037 | 30 Jun 2026 |
| GOLDMAN SACHS GROUP INC |
13D/G
13F
THE GOLDMAN SACHS GROUP, INC. · Company
|
3.2%
Reported 13D/G
· 30 Sep 2025
|
$6,847,610
654,022 shares
|
-$9,976,936 | 30 Sep 2025 |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC |
13D/G
13F
Company
|
1.4%
Reported 13D/G
· 30 Sep 2025
|
$2,931,600
280,000 shares
|
-$9,933,936 | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
29
Shares
6,085,300
Rows available
29
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
28
Q2 2026 holders
29
Holder diff
1
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend