Terrestrial Energy Inc. /DE/ — All Filings
139 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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3
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4
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424B3
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425
8-A12B
8-K
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CERT
CORRESP
DEFA14A
DRS
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NT 10-Q
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S-8
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UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 425 | CURRENT REPORT | 0001213900-25-093218 | Sep 29, 2025 | — |
| 8-K | CURRENT REPORT | 0001213900-25-093191 | Sep 29, 2025 | — |
| EFFECT | — | 9999999995-25-003111 | Sep 26, 2025 | — |
| 424B3 | PROSPECTUS | 0001213900-25-092372 | Sep 26, 2025 | — |
| CORRESP | — | 0001213900-25-091165 | Sep 24, 2025 | — |
| S-4/A | REGISTRATION STATEMENT | 0001213900-25-090697 | Sep 23, 2025 | — |
| CORRESP | — | 0001213900-25-088002 | Sep 16, 2025 | — |
| S-4/A | REGISTRATION STATEMENT | 0001213900-25-087999 | Sep 16, 2025 | — |
| UPLOAD | — | 0000000000-25-009937 | Sep 12, 2025 | — |
| 425 | FORM 425 | 0001213900-25-084561 | Sep 4, 2025 | — |
| S-4/A | REGISTRATION STATEMENT | 0001213900-25-084249 | Sep 4, 2025 | — |
| CORRESP | — | 0001213900-25-084250 | Sep 3, 2025 | — |
| UPLOAD | — | 0000000000-25-009233 | Aug 28, 2025 | — |
| S-4/A | REGISTRATION STATEMENT | 0001213900-25-077577 | Aug 15, 2025 | — |
| CORRESP | — | 0001213900-25-077580 | Aug 15, 2025 | — |
| 425 | FORM 425 | 0001213900-25-077331 | Aug 15, 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 | — |
| 10-Q | QUARTERLY REPORT | 0001213900-25-075067 | Aug 12, 2025 | Jun 30, 2025 |
| SCHEDULE 13G/A | — | 0001104659-25-075509 | Aug 8, 2025 | — |
| 425 | FORM 425 | 0001213900-25-072631 | Aug 6, 2025 | — |
| SCHEDULE 13G/A | — | 0001539041-25-000029 | Aug 6, 2025 | — |
| UPLOAD | — | 0000000000-25-008008 | Jul 30, 2025 | — |
| CORRESP | — | 0001213900-25-065240 | Jul 17, 2025 | — |
| S-4 | REGISTRATION STATEMENT | 0001213900-25-065231 | Jul 17, 2025 | — |
| 10-Q/A | AMENDMENT NO. 1 TO FORM 10-Q | 0001213900-25-064899 | Jul 17, 2025 | Mar 31, 2025 |
| 10-K/A | AMENDMENT NO. 1 TO FORM 10-K | 0001213900-25-064894 | Jul 17, 2025 | Dec 31, 2024 |
| 8-K | CURRENT REPORT | 0001213900-25-064264 | Jul 15, 2025 | — |
| UPLOAD | — | 0000000000-25-006720 | Jun 26, 2025 | — |
| 425 | FORM 425 | 0001213900-25-057251 | Jun 24, 2025 | — |
| 425 | FORM 425 | 0001213900-25-057249 | Jun 24, 2025 | — |
| SCHEDULE 13G | — | 0001104659-25-055545 | Jun 2, 2025 | — |
| DRS | — | 0001213900-25-049574 | May 30, 2025 | — |
| 425 | FORM 425 | 0001213900-25-047873 | May 27, 2025 | — |
| 10-Q | QUARTERLY REPORT | 0001213900-25-045957 | May 20, 2025 | Mar 31, 2025 |
| NT 10-Q | NOTIFICATION OF LATE FILING | 0001213900-25-044645 | May 16, 2025 | Mar 31, 2025 |
| SCHEDULE 13G/A | — | 0001604488-25-000145 | May 15, 2025 | — |
| SCHEDULE 13G/A | — | 0001085146-25-003115 | May 14, 2025 | — |
| 10-K | ANNUAL REPORT | 0001213900-25-026419 | Mar 31, 2025 | Dec 31, 2024 |
| SCHEDULE 13G | — | 0000950170-25-047283 | Mar 31, 2025 | — |
| 425 | FORM 425 | 0001013762-25-003481 | Mar 28, 2025 | — |
| 425 | FORM 425 | 0001013762-25-002826 | Mar 26, 2025 | — |
| DEFA14A | CURRENT REPORT | 0001013762-25-002489 | Mar 26, 2025 | — |
| 425 | CURRENT REPORT | 0001013762-25-002487 | Mar 26, 2025 | — |
| 8-K | CURRENT REPORT | 0001013762-25-002481 | Mar 26, 2025 | — |
| SCHEDULE 13G/A | — | 0001085146-25-001340 | Feb 13, 2025 | — |
| SCHEDULE 13G/A | — | 0001420506-25-000274 | Feb 11, 2025 | — |
| SC 13G | 13G HONDU | 0001604488-24-000290 | Nov 14, 2024 | — |