Latest Period
Q4 2025
- Info
- Insider Trading
- Financials
- Holders: HCMA, HCMAU
Security Snapshot
HCM III ACQUISITION CORP. - Class A common stock (HCMA) Institutional Ownership
CUSIP: G4365E103
13F Institutional Holders and Ownership History from Q3 2025 to Q4 2025
Institutions Reporting
55
Shares (Excl. Options)
22,335,133
Price
$10.04
- Type / Class
- Equity / Class A common stock
- Symbol
- HCMA on Nasdaq
- Shares outstanding
- 25,299,887
- Price per share
- $10.10
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 22,335,133
- Total reported value
- $224,407,416
- % of total 13F portfolios
- 0%
- Share change
- +6,040,666
- Value change
- +$60,714,388
- Number of holders
- 55
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- HCMA - HCM III ACQUISITION CORP. - Class A common stock is tracked under CUSIP G4365E103.
- 55 institutions reported positions in Q4 2025.
- 2 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 37 to 55 between Q3 2025 and Q4 2025.
- Reported value moved from $162,497,130 to $224,407,416.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Official SEC Source
Backed by Form 13F
Ownership context comes from SEC Form 13F and, when available, Schedule 13D/13G filings.
See Original FilingInvestment Quick Answers
What is CUSIP G4365E103?
CUSIP G4365E103 identifies HCMA - HCM III ACQUISITION CORP. - Class A common stock in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Continue Investment Research
- Latest 13F filings for new institutional portfolio disclosures.
- Latest Schedule 13D/13G reports for activist and beneficial ownership updates.
- Latest 10-Q/10-K reports to cross-check issuer fundamentals.
- Recent insider transactions for management buying/selling context.
- SEC investors directory and top value investors for manager-level discovery.
- All institutional ownership pages to compare adjacent CUSIP pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G4365E103:
Significant Owners of HCM III ACQUISITION CORP. - Class A common stock (HCMA) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| HCM INVESTOR HOLDINGS III, LLC | 25% | $85,197,747 | 8,433,333 | HCM Investor Holdings III, LLC | 04 Aug 2025 | |||
| METEORA CAPITAL, LLC | 5.7% | $14,568,793 | 1,451,075 | Meteora Capital, LLC | 31 Dec 2025 |
As of 31 Dec 2025, 55 institutional investors reported holding 22,335,133 shares of HCM III ACQUISITION CORP. - Class A common stock (HCMA). This represents 88% of the company’s total 25,299,887 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of HCM III ACQUISITION CORP. - Class A common stock (HCMA) together control 76% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| METEORA CAPITAL, LLC | 5.7% | 1,451,075 | -9.8% | 1.2% | $14,568,793 |
| Linden Advisors LP | 4.7% | 1,200,000 | +20% | 0.07% | $12,072,000 |
| LMR Partners LLP | 4.2% | 1,050,000 | 0% | 0.1% | $10,542,000 |
| Governors Lane LP | 4% | 1,000,000 | +25% | 0.93% | $10,040,000 |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 4% | 1,000,000 | 0% | 0.46% | $10,060,000 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 4% | 1,000,000 | 0% | 0.14% | $10,040,000 |
| MMCAP International Inc. SPC | 4% | 1,000,000 | 1% | $10,040,000 | |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 4% | 999,999 | 0.02% | $10,059,990 | |
| Magnetar Financial LLC | 4% | 999,990 | 0.1% | $10,059,899 | |
| Saba Capital Management, L.P. | 3.8% | 949,650 | 0% | 0.32% | $9,534,486 |
| Verition Fund Management LLC | 3.7% | 941,727 | -18% | 0.05% | $9,473,774 |
| TWO SIGMA INVESTMENTS, LP | 3.2% | 797,500 | 0% | 0.01% | $8,006,900 |
| Mint Tower Capital Management B.V. | 3% | 750,000 | 0.95% | $7,530,000 | |
| Radcliffe Capital Management, L.P. | 2.8% | 700,000 | +22% | 0.38% | $7,028,000 |
| HGC Investment Management Inc. | 2.4% | 600,000 | -14% | 1.3% | $6,024,000 |
| Alberta Investment Management Corp | 2.2% | 550,000 | 0.03% | $5,533,000 | |
| MIZUHO SECURITIES USA LLC | 2.1% | 521,090 | +89% | 0.09% | $5,264,912 |
| Context Capital Management, LLC | 2% | 500,000 | 0% | 0.13% | $5,020,000 |
| Periscope Capital Inc. | 2% | 500,000 | 0.97% | $5,020,000 | |
| PEAK6 LLC | 2% | 499,999 | 0% | 0.14% | $5,019,990 |
| PICTON MAHONEY ASSET MANAGEMENT | 2% | 499,995 | 0% | 0.05% | $5,019,950 |
| MILLENNIUM MANAGEMENT LLC | 1.7% | 440,750 | +2104% | 0% | $4,425,130 |
| Harraden Circle Investments, LLC | 1.7% | 423,280 | -53% | 0.78% | $4,249,731 |
| AQR Arbitrage LLC | 1.5% | 379,387 | 0.08% | $3,816,633 | |
| WOLVERINE ASSET MANAGEMENT LLC | 1.4% | 355,174 | -13% | 0.05% | $3,565,947 |