Who Owns Black Hawk Acquisition Corp (BKHA)? -- Institutional Holders (2026-06-30)
24 institutions reported holding $23.1M of Black Hawk Acquisition Corp (BKHA) in SEC 13F filings for 2026-06-30. Largest institutional holders: MIZUHO SECURITIES USA LLC ($4.3M), WOLVERINE ASSET MANAGEMENT LLC ($3.9M), BERKLEY W R CORP ($3.9M), AQR Arbitrage LLC ($1.6M), BOOTHBAY FUND MANAGEMENT, LLC ($1.4M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | MIZUHO SECURITIES USA LLC | $4.3M | 373,800 | Hold |
| 2 | WOLVERINE ASSET MANAGEMENT LLC | $3.9M | 331,222 | Trimmed |
| 3 | BERKLEY W R CORP | $3.9M | 314,797 | Added |
| 4 | AQR Arbitrage LLC | $1.6M | 133,108 | Added |
| 5 | BOOTHBAY FUND MANAGEMENT, LLC | $1.4M | 120,000 | Hold |
| 6 | Westchester Capital Management, LLC | $1.2M | 102,000 | Hold |
| 7 | Yakira Capital Management, Inc. | $1.1M | 88,749 | Hold |
| 8 | Clear Street Group Inc. | $970,439 | 81,481 | Added |
| 9 | D. E. Shaw & Co., Inc. | $882,750 | 75,000 | Hold |
| 10 | Warberg Asset Management LLC | $856,603 | 71,923 | Trimmed |
| 11 | METEORA CAPITAL, LLC | $831,204 | 63,988 | Trimmed |
| 12 | Crossingbridge Advisors, LLC | $631,516 | 53,024 | Hold |
| 13 | Polar Asset Management Partners Inc. | $483,081 | 39,100 | Hold |
| 14 | RLH Capital LLC | $351,816 | 29,448 | Hold |
| 15 | Calamos Advisors LLC | $289,436 | 24,591 | Hold |
| 16 | Logan Stone Capital, LLC | $165,372 | 13,385 | New |
| 17 | Quarry LP | $130,073 | 10,528 | Hold |
| 18 | GOLDMAN SACHS GROUP INC | $124,642 | 10,635 | Hold |
| 19 | BNP PARIBAS FINANCIAL MARKETS | $53,584 | 4,572 | Hold |
| 20 | UBS Group AG | $2,156 | 184 | Trimmed |
| 21 | MORGAN STANLEY | $668 | 57 | Trimmed |
| 22 | SBI Securities Co., Ltd. | $24 | 2 | Hold |
| 23 | Legacy Wealth Managment, LLC/ID | $0 | 0 | Exited |
| 24 | TORONTO DOMINION BANK | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30