HCM III Acquisition Corp.
HCMA- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002069856
No open-market purchases or sales by HCM III Acquisition Corp. insiders were filed in the last 90 days; 55 institutions reported holding it in 13F filings for Q2 2026, worth $229.8M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in HCM III Acquisition Corp. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 55
- +18 vs. Q3 2025
- Shares held
- 22.3M
- +6.16M (+38.1%) vs. Q3 2025
- Total value
- $224.4M
- +$61.9M (+38.1%) vs. Q3 2025
- New holders
- 20
- 10 more added
- Sold out
- 2
- 8 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting HCMA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 55 | $229.8M |
| Q1 2026 | 54 | $230.3M |
| Q4 2025 | 55 | $224.4M |
| Q3 2025 | 37 | $162.5M |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding HCM III Acquisition Corp.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 67 | $673 | 0.00% | +67 | New |
| FNY Investment Advisers, LLC | 2,000 | $20.0K | 0.01% | +2,000 | New |
| Royal Bank of Canada | 3,500 | $35.0K | 0.00% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 7,200 | $72.4K | 0.01% | +7,200 | New |
| Fort Baker Capital Management LP | 10,000 | $100.4K | 0.01% | 00.0% | Unchanged |
| Rangeley Capital, LLC | 14,046 | $141.0K | 0.12% | +1,516+12.1% | Added |
| Abc Arbitrage SA | 20,000 | $200.8K | 0.02% | +20,000 | New |
| JPMorgan Chase & Co | 24,813 | $249.6K | 0.00% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 25,000 | $251.0K | 0.00% | 00.0% | Unchanged |
| Aristeia Capital LLC | 25,000 | $251.0K | 0.01% | +25,000 | New |
| Ghisallo Capital Management LLC | 25,000 | $251.5K | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 27,210 | $273.7K | 0.00% | +27,210 | New |
| UBS Group AG | 38,159 | $383.1K | 0.00% | +38,159 | New |
| Gritstone Asset Management LLC | 50,000 | $502.0K | 0.48% | +50,000 | New |
| Hudson Bay Capital Management LP | 50,000 | $503.0K | 0.00% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 50,000 | $503.0K | 0.00% | +50,000 | New |
| Whitebox Advisors LLC | 100,000 | $1.00M | 0.02% | 00.0% | Unchanged |
| Moore Capital Management, LP | 100,000 | $1.00M | 0.02% | +100,000 | New |
| HBK Investments L P | 100,002 | $1.00M | 0.01% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 120,600 | $1.21M | 0.00% | +120,600 | New |
| Virtu Financial LLC | 134,833 | $1.36M | 0.05% | +134,833 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 199,998 | $2.01M | 0.01% | +199,998 | New |
| DLD Asset Management, LP | 210,000 | $2.11M | 0.22% | +199,700+1,938.8% | Added |
| K2 Principal Fund, L.P. | 234,602 | $2.36M | 0.24% | −65,398−21.8% | Reduced |
| Clear Street Group Inc. | 241,000 | $2.42M | 0.01% | −29,740−11.0% | Reduced |
| Shaolin Capital Management LLC | 250,000 | $2.51M | 0.10% | 00.0% | Unchanged |
| Toronto Dominion Bank | 261,219 | $2.62M | 0.00% | +46,821+21.8% | Added |
| Berkley W R Corp | 288,927 | $2.90M | 0.16% | +23,628+8.9% | Added |
| Boothbay Fund Management, LLC | 294,506 | $2.96M | 0.08% | −4,292−1.4% | Reduced |
| Glazer Capital, LLC | 317,835 | $3.19M | 0.08% | +17,835+5.9% | Added |
| Wolverine Asset Management LLC | 355,174 | $3.57M | 0.05% | −53,652−13.1% | Reduced |
| CNH Partners LLC | 379,387 | $3.82M | 0.08% | +379,387 | New |
| Harraden Circle Investments, LLC | 423,280 | $4.25M | 0.78% | −472,721−52.8% | Reduced |
| Millennium Management LLC | 440,750 | $4.43M | 0.00% | +420,750+2,103.8% | Added |
| Picton Mahoney Asset Management | 499,995 | $5.02M | 0.05% | 00.0% | Unchanged |
| PEAK6 LLC | 499,999 | $5.02M | 0.14% | 00.0% | Unchanged |
| Context Capital Management, LLC | 500,000 | $5.02M | 0.13% | 00.0% | Unchanged |
| Periscope Capital Inc. | 500,000 | $5.02M | 0.97% | +500,000 | New |
| Mizuho Securities USA LLC | 521,090 | $5.26M | 0.09% | +246,090+89.5% | Added |
| Alberta Investment Management Corp | 550,000 | $5.53M | 0.03% | +550,000 | New |
| HGC Investment Management Inc. | 600,000 | $6.02M | 1.28% | −100,000−14.3% | Reduced |
| Radcliffe Capital Management, L.P. | 700,000 | $7.03M | 0.38% | +125,000+21.7% | Added |
| Mint Tower Capital Management B.V. | 750,000 | $7.53M | 0.96% | +750,000 | New |
| Two Sigma Investments, LP | 797,500 | $8.01M | 0.01% | 00.0% | Unchanged |
| Verition Fund Management LLC | 941,727 | $9.47M | 0.05% | −208,473−18.1% | Reduced |
| Saba Capital Management, L.P. | 949,650 | $9.53M | 0.32% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 1,000,000 | $10.0M | 0.14% | 00.0% | Unchanged |
| Governors Lane LP | 1,000,000 | $10.0M | 0.93% | +200,000+25.0% | Added |
| MMCAP International Inc. SPC | 1,000,000 | $10.0M | 1.00% | +1,000,000 | New |
| Magnetar Financial LLC | 999,990 | $10.1M | 0.10% | +999,990 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 999,999 | $10.1M | 0.02% | +999,999 | New |
| Highbridge Capital Management LLC | 1,000,000 | $10.1M | 0.46% | 00.0% | Unchanged |
| LMR Partners LLP | 1,050,000 | $10.5M | 0.10% | 00.0% | Unchanged |
| Linden Advisors LP | 1,200,000 | $12.1M | 0.07% | +200,000+20.0% | Added |
| Meteora Capital, LLC | 1,451,075 | $14.6M | 1.22% | −157,724−9.8% | Reduced |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −132,517−100.0% | Sold out |
| StoneX Group Inc. | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |