Institutional Ownership
Black Hawk Acquisition Corp
CUSIP G1148A101USD CL A SHSQ1 2026
13D / 13G Filings
20
Schedule 13D/13G on record
Beneficial Filers
14
Distinct reporting persons
Largest Stake
100.0%
Max % of class reported
Institutional Holders
24
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
20 filings · latest Nov 14, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Nov 14, 2025 | First Trust Merger Arbitrage Fund | 13G/A | — | — | SEC |
| 2 | Nov 13, 2025 | Kerry Propper | 13G/A | 5.8% | 241.0K | SEC |
| 3 | Nov 12, 2025 | Aqr Capital Management, LLC | 13G/A | 3.4% | 139.4K | SEC |
| 4 | Nov 10, 2025 | W. R. Berkley Corporation | 13G/A | 7.4% | 308.6K | SEC |
| 5 | Oct 10, 2025 | Wolverine Asset Management LLC | 13G | 8.6% | 358.9K | SEC |
| 6 | Aug 13, 2025 | Mizuho Financial Group, Inc. | 13G/A | 8.4% | 750.0K | SEC |
| 7 | Aug 8, 2025 | W. R. Berkley Corporation | 13G | 5.2% | 462.5K | SEC |
| 8 | Aug 7, 2025 | Karpus Management, Inc. | 13G/A | — | — | SEC |
| 9 | May 13, 2025 | Mizuho Financial Group, Inc. | 13G/A | 8.6% | 767.0K | SEC |
| 10 | May 12, 2025 | Td Securities (USA) LLC | 13G/A | 3.2% | 282.1K | SEC |
10 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Black Hawk Acquisition Corp.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Mizuho Securities USA LLC | 373.8K | $4.26M |
| 2 | Wolverine Asset Management LLC | 340.8K | $3.94M |
| 3 | Berkley W R Corp | 309.1K | $3.59M |
| 4 | Aqr Arbitrage LLC | 132.2K | $1.53M |
| 5 | Boothbay Fund Management, LLC | 120.0K | $1.39M |
| 6 | Westchester Capital Management, LLC | 102.0K | $1.18M |
| 7 | Meteora Capital, LLC | 89.0K | $1.04M |
| 8 | Yakira Capital Management, Inc. | 88.7K | $1.03M |
| 9 | D. E. Shaw & Co., Inc. | 75.0K | $866.3K |
| 10 | Clear Street Group Inc. | 74.6K | $865.0K |