# Terrestrial Energy Inc. /DE/ (IMSR) SEC filings and CIK

Canonical: https://sec-api.dev/companies/imsr

> IMSR’s SEC CIK is 0002019804 (2019804). Other tickers: IMSRW.

Insider transactions in the latest quarter: 0 (0 purchases, 0 sales). 

| Filed | Form | Filing |
| --- | --- | --- |
| 2026-10-30 | 4 | https://www.sec.gov/Archives/edgar/data/2019804/000119312526440015/0001193125-26-440015-index.htm |

API: GET https://sec-api.dev/api/v1/filings?cik=2019804

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