Latest Period
Q4 2025
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 Q1 2026
Institutions Reporting
55
Shares (Excl. Options)
22,335,133
Price
$10.04
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- Type / Class
- Equity / Class A common stock
- Symbol
- HCMA on Nasdaq
- Shares outstanding
- 25,299,887
- Price per share
- $10.08
- 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 55 to 3 between Q4 2025 and Q1 2026.
- Reported value moved from $224,407,416 to $7,650,980.
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.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 55 institutions filings for Q4 2025.
Investment 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.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history 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 |