BKHA · Company research
Black Hawk Acquisition Corporation (BKHA): Ownership & Institutional Holders
Reported institutional positions. Filing dates and sources matter.
RESEARCH CONTEXT
Understand the numbers
Reported institutional positions. Filing dates and sources matter. Use period, currency, units and source fields when interpreting values.
38records availableHealthcare
Ownership & Institutional Holders data
Database-backed records only
| holder name | cik | period end | shares held | market value | ownership percent | shares change | shares change percent | filing date | data source |
|---|---|---|---|---|---|---|---|---|---|
| AQR Arbitrage LLC | 1167456 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 133108 | 1566681 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Periscope Capital Inc. | 1695320 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19700 | 30338 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| MIZUHO SECURITIES USA LLC | 812291 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 373800 | 4261320 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| GOLDMAN SACHS GROUP INC | 886982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10635 | 124642 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| WHITEBOX ADVISORS LLC | 1257391 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 25000 | 38500 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SBI Securities Co., Ltd. | 1851815 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2 | 24 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| JPMORGAN CHASE & CO | 19617 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 16853 | 201899 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Logan Stone Capital, LLC | 1535521 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13385 | 165372 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Meteora Capital, LLC | 1905106 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 63988 | 831204 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| WOLVERINE ASSET MANAGEMENT LLC | 1279891 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 331222 | 3898483 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| Yakira Capital Management, Inc. | 1584639 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 88749 | 1057001 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Shaolin Capital Management LLC | 1766806 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 53041 | 81683 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Harraden Circle Investments, LLC | 1910592 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 249020 | 383491 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| RLH Capital LLC | 2008031 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 29448 | 351816 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| Westchester Capital Management, LLC | 1512805 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 102000 | 1200540 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MORGAN STANLEY | 895421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 57 | 668 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Calamos Advisors LLC | 1316507 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 24591 | 289436 | — | — | — | Jul 31, 2026 | SEC_13F_DATASET |
| Quarry LP | 1965207 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10528 | 130073 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BNP PARIBAS FINANCIAL MARKETS | 1166588 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4572 | 53584 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Crossingbridge Advisors, LLC | 1770024 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 53024 | 631516 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 919185 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 228133 | 337637 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Warberg Asset Management LLC | 1597506 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 71923 | 856603 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Shay Capital LLC | 1723643 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 11378 | 20025 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| HGC Investment Management Inc. | 1711200 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10000 | 15400 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Centiva Capital, LP | 1692507 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19445 | 29945 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Goldman Sachs Group Inc. | 886982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10635 | 124642000 | — | — | — | Aug 14, 2026 | SEC_13F_HR |
| W.R. Berkley Corporation | 11544 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 314797 | 3889317000 | — | — | — | Aug 14, 2026 | SEC_13F_HR |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 1167487 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1511 | 2327 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Polar Asset Management Partners Inc. | 1326389 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 39100 | 483081 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| UBS Group AG | 1610520 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 184 | 2156 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Clear Street Group Inc. | 1881567 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 81481 | 970439 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| D. E. Shaw & Co., Inc. | 1009207 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 75000 | 882750 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| TORONTO DOMINION BANK | 947263 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 20000 | 30800 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BOOTHBAY FUND MANAGEMENT, LLC | 1549230 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 120000 | 1429200 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BERKLEY W R CORP | 11544 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 314797 | 3889317 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 1447578 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 62997 | 91346 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Goldman Sachs Group Inc. | 886982 | Tue Mar 31 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10635 | 122834000 | — | — | — | May 15, 2026 | SEC_13F_HR |
| Goldman Sachs Group Inc. | 886982 | Tue Sep 30 2025 00:00:00 GMT+0000 (Coordinated Universal Time) | 10635 | 118155000 | — | — | — | Nov 14, 2025 | SEC_13F_HR |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.