Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in BKHA held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | MIZUHO SECURITIES USA LLC | 374K | $4.3M | 0.0% | 7.472% | 0.10% |
| 2 | WOLVERINE ASSET MANAGEMENT LLC | 341K | $3.9M | -1.1% | 6.813% | 0.07% |
| 3 | BERKLEY W R CORP | 309K | $3.6M | 0.0% | 6.179% | 0.19% |
| 4 | CNH PARTNERS LLC | 132K | $1.5M | -5.1% | 2.643% | 0.03% |
| 5 | BOOTHBAY FUND MANAGEMENT, LLC | 120K | $1.4M | 0.0% | 2.399% | 0.04% |
| 6 | Westchester Capital Management, LLC | 102K | $1.2M | 0.0% | 2.039% | 0.06% |
| 7 | METEORA CAPITAL, LLC | 89K | $1.0M | -11.0% | 1.779% | 0.08% |
| 8 | Yakira Capital Management, Inc. | 89K | $1.0M | -1.4% | 1.774% | 0.30% |
| 9 | D. E. Shaw & Co., Inc. | 75K | $866K | 0.0% | 1.499% | 0.00% |
| 10 | Clear Street Group Inc. | 75K | $865K | +26.4% | 1.492% | 0.00% |
| 11 | Warberg Asset Management LLC | 72K | $841K | 0.0% | 1.446% | 0.25% |
| 12 | Crossingbridge Advisors, LLC | 53K | $615K | 0.0% | 1.060% | 0.11% |
| 13 | Polar Asset Management Partners Inc. | 39K | $453K | 0.0% | 0.782% | 0.01% |
| 14 | Calamos Advisors LLC | 25K | $284K | 0.0% | 0.492% | 0.00% |
| 15 | GOLDMAN SACHS GROUP INC | 11K | $123K | 0.0% | 0.213% | 0.00% |
| 16 | Quarry LP | 11K | $122K | 0.0% | 0.210% | 0.02% |
| 17 | BNP PARIBAS ARBITRAGE, SA | 5K | $53K | — | 0.091% | 0.00% |
| 18 | TORONTO DOMINION BANK | 201 | $2K | 0.0% | 0.004% | 0.00% |
| 19 | UBS Group AG | 200 | $2K | 0.0% | 0.004% | 0.00% |
| 20 | MORGAN STANLEY | 60 | $693 | +25.0% | 0.001% | 0.00% |
| 21 | SkyView Investment Advisors, LLC | 10K | $116 | 0.0% | 0.200% | 0.02% |
| 22 | Legacy Wealth Managment, LLC/ID | 2 | $24 | — | 0.000% | 0.00% |
| 23 | SBI Securities Co., Ltd. | 2 | $23 | — | 0.000% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in BKHA — a direct measure of their conviction.
Filings activity in BKHA during Q1 2026, grouped by how each filer changed its position.
No institutions fully exited this quarter.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 23 | +15% | 37.41% | +1.07 pp | $22M | +2.9% |
| Q4 2025 | 20 | 4.8% | 36.34% | 2.04 pp | $22M | 5.3% |
| Q3 2025 | 21 | 28% | 38.38% | 64.18 pp | $23M | 63% |
| Q2 2025 | 29 | 3.3% | 102.56% | 8.04 pp | $61M | 7.3% |
| Q1 2025 | 30 | +3.4% | 110.60% | +4.46 pp | $66M | +4.2% |
| Q4 2024 | 29 | 12% | 106.14% | +1.47 pp | $63M | +1.4% |
| Q3 2024 | 33 | +32% | 104.67% | +21.98 pp | $62M | +27% |
| Q2 2024 | 25 | — | 82.69% | — | $49M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying BKHA stock.
Based on Q1 2026 13F filings, institutional ownership of Black Hawk Acquisition Corporation stands at 37.4%, held across 23 reporting institutions.
MIZUHO SECURITIES USA LLC is the largest reported institutional holder of BKHA, with approximately 373,800 shares worth $0.00B as of Q1 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of BKHA.
Our composite Smart Money Score for BKHA is 62 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
3 institutions opened new positions in BKHA during Q1 2026, while 0 fully exited. 18 added to existing positions and 2 trimmed.
BKHA institutional ownership rose by 1.07 percentage points quarter-over-quarter, with a net change of +3 holders.
The top 10 institutions account for 88.7% of all reported 13F value in BKHA, and the top 25 account for 100.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Black Hawk Acquisition Corporation (BKHA) Institutional Ownership