Who owns Black Hawk Acquisition Corp?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of BKHA from SEC Form 13F filings across 23 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 23 institutions disclosed 2.0M shares of Black Hawk Acquisition Corp worth $23.2M — about 91.9% of shares outstanding; the largest disclosed holder is MIZUHO SECURITIES USA LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
23
13F holders
$23.2M
value, 2026 filers
91.9%
of shares outstanding (2.0M sh)
1
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of BKHA's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | MIZUHO SECURITIES USA LLC | 373,800 | $4.3M | 0.1% | 17.6% | 0.0% |
| 2 | WOLVERINE ASSET MANAGEMENT LLC | 331,222 | $3.9M | 0.0% | 15.6% | -2.8% |
| 3 | BERKLEY W R CORP | 314,797 | $3.9M | 0.2% | 14.8% | +1.8% |
| 4 | AQR Arbitrage LLC | 133,108 | $1.6M | 0.0% | 6.3% | +0.7% |
| 5 | BOOTHBAY FUND MANAGEMENT, LLC | 120,000 | $1.4M | 0.0% | 5.6% | 0.0% |
| 6 | Westchester Capital Management, LLC | 102,000 | $1.2M | 0.1% | 4.8% | 0.0% |
| 7 | Yakira Capital Management, Inc. | 88,749 | $1.1M | 0.3% | 4.2% | 0.0% |
| 8 | Clear Street Group Inc. | 81,481 | $970,439 | 0.0% | 3.8% | +9.2% |
| 9 | D. E. Shaw & Co., Inc. | 75,000 | $882,750 | 0.0% | 3.5% | 0.0% |
| 10 | Warberg Asset Management LLC | 71,923 | $856,603 | 0.2% | 3.4% | -0.6% |
| 11 | Meteora Capital, LLC | 63,988 | $831,204 | 0.1% | 3% | -28.1% |
| 12 | Crossingbridge Advisors, LLC | 53,024 | $631,516 | 0.1% | 2.5% | 0.0% |
| 13 | Polar Asset Management Partners Inc. | 39,100 | $483,081 | 0.0% | 1.8% | 0.0% |
| 14 | RLH Capital LLC | 29,448 | $351,816 | 0.2% | 1.4% | 0.0% |
| 15 | Calamos Advisors LLC | 24,591 | $289,436 | 0.0% | 1.2% | 0.0% |
| 16 | Logan Stone Capital, LLCNEW | 13,385 | $165,372 | 0.0% | 0.6% | new |
| 17 | GOLDMAN SACHS GROUP INC | 10,635 | $124,642 | 0.0% | 0.5% | 0.0% |
| 18 | Quarry LP | 10,528 | $130,073 | 0.0% | 0.5% | 0.0% |
| 19 | SkyView Investment Advisors, LLC | 10,000 | $120,000 | 0.1% | 0.5% | 0.0% |
| 20 | BNP PARIBAS FINANCIAL MARKETS | 4,572 | $53,584 | 0.0% | 0.2% | 0.0% |
| 21 | UBS Group AG | 184 | $2,156 | 0.0% | 0% | -8.0% |
| 22 | MORGAN STANLEY | 57 | $668 | 0.0% | 0% | -5.0% |
| 23 | SBI Securities Co., Ltd. | 2 | $24 | 0.0% | 0% | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.