{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-25-010036","form_type":"8-K","ticker":"NNE","cik":"0001923891","company_name":"Nano Nuclear Energy Inc.","filed_at":"2025-03-12T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.586295+00:00","generated_at":"2026-05-24T22:47:20.574670+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"positive","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Nano Nuclear appoints Dr. Florent Heidet as CTO and Head of Reactor Development","bullets":["Dr. Florent Heidet appointed CTO and Head of Reactor Development effective March 6, 2025.","Previously Head of Engineering at Ultra Safe Nuclear Corp.; brings experience on KRONOS MMR systems acquired by NNE earlier this year.","Annual base salary $300,000, sign-on bonus $25,000, and option grant of 338,000 shares at $26.97 vesting over six years.","Former Head of Reactor Development James Walker steps down from that role but remains CEO and director.","Heidet will report to CEO and President; focus on advancing reactor projects including ZEUS, ODIN, KRONOS MMR."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-25-010036","json":"https://secwatch.observer/filing/0001493152-25-010036.json","markdown":"https://secwatch.observer/filing/0001493152-25-010036.md","text":"https://secwatch.observer/filing/0001493152-25-010036.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1923891/000149315225010036/0001493152-25-010036-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1923891/000149315225010036/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T22:47:20.574670+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":[{"claim_id":"023a2c34e6","claim":"Dr. Florent Heidet was appointed as Chief Technology Officer and Head of Reactor Development at Nano Nuclear Energy Inc..","evidence_excerpt":"appointed Dr. Florent Heidet as the Company’s Chief Technology Officer (“CTO”) and Head of Reactor Development, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1923891/000149315225010036/0001493152-25-010036-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Technology Officer and Head of Reactor Development"}],"fact_type":"executive_change"},{"claim_id":"d99cb73bb1","claim":"James Walker resigned as Head of Reactor Development at Nano Nuclear Energy Inc..","evidence_excerpt":"The Company’s former Head of Reactor Development, James Walker, has resigned from his position as Head of Reactor Development, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1923891/000149315225010036/0001493152-25-010036-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Head of Reactor Development"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}