{"schema_version":"secwatch.filing_event.v1","accession":"0001477932-24-001268","form_type":"8-K","ticker":"LTBR","cik":"0001084554","company_name":"LIGHTBRIDGE Corp","filed_at":"2024-03-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:23.322913+00:00","generated_at":"2026-06-04T14:30:39.430574+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Lightbridge achieves extrusion milestone for uranium-zirconium fuel samples with INL","bullets":["Successful extrusion of coupon samples of Lightbridge Fuel alloy (depleted uranium and zirconium) at Idaho National Laboratory.","Collaboration with INL under Strategic Partnership Project and CRADA with DOE to generate irradiation performance data.","Extruded rod to be analyzed before using high-assay low-enriched uranium (HALEU) for future fuel samples.","Milestone supports fuel performance modeling and regulatory licensing for commercial deployment of Lightbridge Fuel."],"urls":{"canonical":"https://secwatch.observer/filing/0001477932-24-001268","json":"https://secwatch.observer/filing/0001477932-24-001268.json","markdown":"https://secwatch.observer/filing/0001477932-24-001268.md","text":"https://secwatch.observer/filing/0001477932-24-001268.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1084554/000147793224001268/0001477932-24-001268-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1084554/000147793224001268/ltbr_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T14:30:39.430574+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"}