{"schema_version":"secwatch.filing_event.v1","accession":"0001477932-23-007683","form_type":"8-K","ticker":"LTBR","cik":"0001084554","company_name":"LIGHTBRIDGE Corp","filed_at":"2023-10-17T23:59:59+00:00","discovered_at":"2026-05-14T18:03:28.164971+00:00","generated_at":"2026-06-09T22:24:00.890558+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Lightbridge launches engineering study for CANDU reactor fuel with Romanian nuclear institute","bullets":["Engaged RATEN ICN (Romania) to assess Lightbridge Fuel compatibility for CANDU reactors.","Study covers mechanical design, neutronics, and thermal-hydraulic evaluations.","Results will guide future economic evaluations and regulatory licensing.","CEO Seth Grae says positive outcome could expedite commercialization timelines.","CANDU reactors use natural-uranium fuel, refuel at full power; used in Canada, Romania, etc."],"urls":{"canonical":"https://secwatch.observer/filing/0001477932-23-007683","json":"https://secwatch.observer/filing/0001477932-23-007683.json","markdown":"https://secwatch.observer/filing/0001477932-23-007683.md","text":"https://secwatch.observer/filing/0001477932-23-007683.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1084554/000147793223007683/0001477932-23-007683-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1084554/000147793223007683/ltbr_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-09T22:24:00.890558+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"}