Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001213900-25-104331
Filing Date
2025-10-30
Accepted
2025-10-30 20:31:15
Documents
1
Period of Report
2025-10-28

Document Format Files

Seq Description Document Type Size
1 ownership.html 4  
1 ownership.xml 4 12547
  Complete submission text file 0001213900-25-104331.txt   14618
Mailing Address 100 FIRST STAMFORD PLACE, SUITE 330 STAMFORD CT 06902
Business Address
Matthews Shawn (Reporting) CIK: 0001855118 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-42252 | Film No.: 251437670

Mailing Address 100 FIRST STAMFORD PLACE STAMFORD CT 06902
Business Address 100 FIRST STAMFORD PLACE STAMFORD CT 06902 203-930-2200
HCM Investor Holdings II, LLC (Reporting) CIK: 0002019800 (see all company filings)

State of Incorp.: E9 | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-42252 | Film No.: 251437669

Mailing Address 2730 W. TYVOLA ROAD, SUITE 100 CHARLOTTE NC 28217
Business Address 2730 W. TYVOLA ROAD, SUITE 100 CHARLOTTE NC 28217 203-930-2200
Terrestrial Energy Inc. /DE/ (Issuer) CIK: 0002019804 (see all company filings)

EIN.: 981785406 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3443 Fabricated Plate Work (Boiler Shops)
(CF Office: 04 Manufacturing)