{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-007880","form_type":"8-K","ticker":"IMSR","cik":"0002019804","company_name":"Terrestrial Energy Inc. /DE/","filed_at":"2026-01-29T23:59:59+00:00","discovered_at":"2026-05-14T18:02:37.004929+00:00","generated_at":"2026-05-16T06:35:53.532274+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.75,"confidence":"high","headline":"Terrestrial Energy provides 2025 milestones and 2026 outlook; raised $292M in business combination","bullets":["Completed business combination with HCM II, raising ~$292M gross proceeds and listing on Nasdaq under IMSR.","Selected by Texas A&M to site a commercial IMSR plant at RELLIS campus; partnered with Ameresco for project development.","Entered final phase of graphite irradiation tests at NRG PALLAS; received two DOE OTA awards for pilot reactor and fuel line.","Fuel services agreement with Westinghouse; uses SALEU (<5% enriched U-235), avoiding HALEU supply challenges.","2026 priorities: TETRA pilot reactor criticality and TEFLA fuel salt pilot; targeting fleet deployment in the 2030s."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-007880","json":"https://secwatch.observer/filing/0001104659-26-007880.json","markdown":"https://secwatch.observer/filing/0001104659-26-007880.md","text":"https://secwatch.observer/filing/0001104659-26-007880.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2019804/000110465926007880/0001104659-26-007880-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2019804/000110465926007880/tmb-20260129x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T06:35:53.532274+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}