HCM III Acquisition Corp. SEC filings HCMAU
HCM III Acquisition Corp. has 38 filings in SEC EDGAR's recent list, going back to Jun 6, 2025. Its latest annual report, Form 10-K, was filed on Mar 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 19, 2025 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 10-Q | Quarterly report | Aug 14, 2026 | Jun 30, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jun 24, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| 10-Q | Quarterly report | May 14, 2026 | Mar 31, 2026 |
| 10-K | Annual report | Mar 30, 2026 | Dec 31, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 13, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| 10-Q | Quarterly report | Nov 14, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Other events
|
Sep 19, 2025 | Sep 19, 2025 |
| 10-Q | Quarterly report | Sep 15, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Material agreement, Other events
|
Aug 19, 2025 | Aug 19, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Jul 31, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Jul 31, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Jul 31, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Jul 31, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 5, 2025 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Bylaw or fiscal year change, Other events
|
Aug 5, 2025 | Jul 31, 2025 |
| 424B4 | Prospectus | Aug 4, 2025 | — |
| EFFECT | Filing | Jul 31, 2025 | — |
| CERT | Filing | Jul 31, 2025 | — |
| 3 | Initial insider ownership | Jul 31, 2025 | Jul 31, 2025 |
| 3 | Initial insider ownership | Jul 31, 2025 | Jul 31, 2025 |
| 3 | Initial insider ownership | Jul 31, 2025 | Jul 31, 2025 |
| 3 | Initial insider ownership | Jul 31, 2025 | Jul 31, 2025 |
| 3 | Initial insider ownership | Jul 31, 2025 | Jul 31, 2025 |
| 8-A12B | For registration of certain classes | Jul 31, 2025 | — |
| CORRESP | Letter to the SEC | Jul 30, 2025 | — |
| CORRESP | Letter to the SEC | Jul 30, 2025 | — |
| CORRESP | Letter to the SEC | Jul 30, 2025 | — |
| S-1/A | Amended registration statement | Jul 30, 2025 | — |
| CORRESP | Letter to the SEC | Jul 23, 2025 | — |
| S-1/A | Amended registration statement | Jul 23, 2025 | — |
| UPLOAD | Letter from the SEC | Jul 22, 2025 | — |
| CORRESP | Letter to the SEC | Jul 11, 2025 | — |
| S-1/A | Amended registration statement | Jul 11, 2025 | — |
| UPLOAD | Letter from the SEC | Jul 4, 2025 | — |
| S-1 | Registration statement | Jun 6, 2025 | — |
Showing 38 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Blank Checks (SIC 6770)
- Listed as
- HCMA (Nasdaq), HCMAU (Nasdaq), HCMAW (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- Cayman Islands
- Headquarters
- Stamford, CT
- SEC filer status
- Non-accelerated filer, Smaller reporting company, Emerging growth company
- SEC CIK
- 2069856
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.