Terrestrial Energy Inc. /DE/ — SCHEDULE 13G/A Filings
13 SCHEDULE 13G/A filings on record
This page lists all SCHEDULE 13G/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 13 SCHEDULE 13G/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 |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0001104659-26-016540 | Feb 17, 2026 | — |
| SCHEDULE 13G/A | — | 0001193125-25-276403 | Nov 12, 2025 | — |
| SCHEDULE 13G/A | — | 0001104659-25-109826 | Nov 12, 2025 | — |
| SCHEDULE 13G/A | — | 0001104659-25-078745 | Aug 14, 2025 | — |
| SCHEDULE 13G/A | — | 0001604488-25-000194 | Aug 14, 2025 | — |
| SCHEDULE 13G/A | — | 0001011438-25-000426 | Aug 14, 2025 | — |
| SCHEDULE 13G/A | — | 0001085146-25-005006 | Aug 13, 2025 | — |
| SCHEDULE 13G/A | — | 0001104659-25-075509 | Aug 8, 2025 | — |
| SCHEDULE 13G/A | — | 0001539041-25-000029 | Aug 6, 2025 | — |
| SCHEDULE 13G/A | — | 0001604488-25-000145 | May 15, 2025 | — |
| SCHEDULE 13G/A | — | 0001085146-25-003115 | May 14, 2025 | — |
| SCHEDULE 13G/A | — | 0001085146-25-001340 | Feb 13, 2025 | — |
| SCHEDULE 13G/A | — | 0001420506-25-000274 | Feb 11, 2025 | — |