Transaction #3249 · Form 4 · 0001213900-25-104331
Terrestrial Energy Inc. /DE/ · Other acquisition · Common Stock, par value $0.0001 per share
Terrestrial Energy Inc. /DE/ · Transacted October 28, 2025 · Filed October 30, 2025
What does this filing report?
An SEC Form 4 filing for Terrestrial Energy Inc. /DE/ records an other acquisition involving Common Stock, par value $0.0001 per share on October 28, 2025. The reported quantity was 533,514. The filing date is October 30, 2025. This is one transaction record; amounts are not allocated among any joint reporting owners.
The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.
Transaction details
- Company
- Terrestrial Energy Inc. /DE/
- Company CIK
- 0002019804
- Security type
- Non-derivative
- Acquisition type
- Other acquisition · Code J
- Quantity acquired
- 533,514
- Reported price
- Not reported · See footnotes
- Reference value
- Not reported
- Currency
- Currency not specified
- Ownership
- Direct
- Holdings after transaction
- 533,514
- Ownership description
- Not reported
- SEC acceptance time
- Oct 30, 2025, 8:31 PM EDT
- 10b5-1 indication
- Not indicated
Reference value is reported quantity × reported price. It is not a confirmed cash payment or an estimate of a derivative's economic value. A missing currency is not assumed to be USD.
Reporting owners
- Matthews Shawn ↗
Director
CIK 0001855118
- HCM Investor Holdings II, LLC ↗
Former 10% owner
CIK 0002019800
These are the reporting owners named in the filing. Quantities and amounts are not allocated among co-reporters. Roles reflect this filing, not a current profile.
Company listings
This transaction is not mapped to a specific company listing.
Filing footnotes & remarks
- F1
- Upon closing of the business combination (the "Business Combination") between the Issuer (which was formerly known as HCM II Acquisition Corp. or "HCM II") and Terrestrial Energy Inc. ("Terrestrial") the reporting person acquired these securities in exchange for the reporting person's securities in Terrestrial pursuant to the terms and conditions of the business combination agreement, dated March 26, 2025 and as amended on October 28, 2025, by and among HCM II, Terrestrial and HCM II Merger Sub Inc. (the "BCA"). The reporting person resigned as an officer of HCM II upon the closing of the Business Combination.
- F2
- Mr. Matthews is the sole managing member of HCM Investor Holdings II, LLC (the "Sponsor"), which is registered owner of these shares and warrants, and Mr. Matthews holds voting and investment power with respect to shares and warrants held of record by the Sponsor.
- F3
- Upon closing of the Business Combination, between Terrestrial Energy Inc., a Delaware corporation formerly known as HCM II Acquisition Corp. ("New Terrestrial"), and Terrestrial Energy Development Inc., a Delaware corporation formerly known as Terrestrial Energy Inc. ("Legacy Terrestrial"), the reporting person acquired these securities in exchange for the reporting person's securities in Legacy Terrestrial pursuant to the terms and conditions of the BCA.
- F4
- Mr. Matthews is the sole managing member of Hondo Holdings LLC, which is registered owner of these warrants, and Mr. Matthews holds voting and investment power with respect to warrants held of record by Hondo Holdings LLC.
Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.
This record was updated Eastern Time. This is the stored record update time, not the transaction date. Report a correction.