Terrestrial Energy Inc. /DE/ — S-4/A Filings
4 S-4/A filings on record
This page lists all S-4/A filings submitted to the SEC by Terrestrial Energy Inc. /DE/ (IMSRW), sorted by most recent first. Each row links to the full filing on EdgarLookup. Terrestrial Energy Inc. /DE/ has filed 4 S-4/A documents with the SEC since 2024. To view all SEC filings by Terrestrial Energy Inc. /DE/, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
3
3/A
4
4/A
424B3
424B4
425
8-A12B
8-K
8-K/A
CERT
CORRESP
DEFA14A
DRS
EFFECT
NT 10-Q
S-1
S-1/A
S-4
S-4/A
S-8
SC 13G
SCHEDULE 13D
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| S-4/A | REGISTRATION STATEMENT | 0001213900-25-090697 | Sep 23, 2025 | — |
| S-4/A | REGISTRATION STATEMENT | 0001213900-25-087999 | Sep 16, 2025 | — |
| S-4/A | REGISTRATION STATEMENT | 0001213900-25-084249 | Sep 4, 2025 | — |
| S-4/A | REGISTRATION STATEMENT | 0001213900-25-077577 | Aug 15, 2025 | — |