Shawn Matthews - 31 Jul 2025 Form 4 Insider Report for HCM III ACQUISITION CORP. (HCMA)

Reporting relationship: Chairman and CEO, Director, 10%+ Owner
Issuer ticker: HCMA
Reported as of: 31 Jul 2025
Net transaction value: -$300
SEC form: 4
Accepted by SEC: 05 Aug 2025, 21:07:02 UTC
Prior SEC filing: 20 Aug 2024
Next SEC filing: 17 Oct 2025
Source filing: View source filing
Reporting owner signature: /s/ Shawn Matthews, by Steven Bischoff with Power of Attorney

Key filing fact

Shawn Matthews filed Form 4 for HCM III ACQUISITION CORP. (HCMA) on 05 Aug 2025.

Key facts

This page summarizes Shawn Matthews's Form 4 filing for HCM III ACQUISITION CORP. (HCMA).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 05 Aug 2025, 21:07.

Change

Previous filing in this sequence was filed on 20 Aug 2024.
Current net transaction value: -$300.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (2)

CIK 0001855118 Primary reporting owner

Matthews Shawn

Relationship: Chairman and CEO, Director, 10%+ Owner
Address: C/O HCM III ACQUISITION CORP., 100 FIRST STAMFORD PLACE, SUITE 330, STAMFORD
Signature: /s/ Shawn Matthews, by Steven Bischoff with Power of Attorney
Signature date: 05 Aug 2025

CIK 0002069862

HCM INVESTOR HOLDINGS III, LLC

Relationship: Sponsor, 10%+ Owner
Address: C/O HCM III ACQUISITION CORP., 100 FIRST STAMFORD PLACE, SUITE 330, STAMFORD
Signature: /s/ HCM Investor Holdings III, LLC, Steven Bischoff with Power of Attorney
Signature date: 05 Aug 2025

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

HCMA transaction Derivative

Class B Ordinary Shares

Other

Transaction value: $300
Shares: -75,000
Change %: -0.89%
Price: $0.004000
Shares after: 8,358,333
Date: 31 Jul 2025
Ownership: See Footnote
Underlying class: Class A Ordinary Shares
Underlying amount: 75,000
Exercise price
Footnotes: F1, F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

The Class B ordinary shares are automatically convertible into the shares of the Issuer's Class A ordinary shares at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date.

Footnote F2

In connection with the Issuer's initial public offering and the appointment of Craig Goos, Richard Donohoe and Jacob Loveless to the Issuer's Board of Directors, HCM III Investor Holdings, LLC (the "Sponsor") assigned 25,000 Class B ordinary shares to each of Craig Goos, Richard Donohoe, and Jacob Loveless.

Footnote F3

These Class B ordinary shares are held directly by the Sponsor, acquired pursuant to a subscription agreement dated as of April 16, 2025 by and among the Sponsor and the registrant and a share recapitalization authorized by the SPAC on May 29, 2025 Shawn Matthews, the Chairman and Chief Executive Officer of the registrant, is the managing member of the Sponsor. Mr. Matthews has sole voting and dispositive control over the shares held by the Sponsor and may be deemed the beneficial owner of such shares. Mr. Matthews disclaims beneficial ownership over any securities owned by the Sponsor in which he does not have any pecuniary interest.