{"schema_version":"secwatch.filing_event.v1","accession":"0001411685-24-000059","form_type":"8-K","ticker":"VTGN","cik":"0001411685","company_name":"Vistagen Therapeutics, Inc.","filed_at":"2024-12-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:08.378537+00:00","generated_at":"2026-05-29T06:16:08.213752+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"low","headline":"Vistagen posts new corporate presentation; no specific financial updates","bullets":["Company released an updated corporate presentation on December 6, 2024.","Tagline: 'Pioneering neuroscience with nose-to-brain neurocircuitry'.","No new financial guidance, clinical results, or material transactions disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0001411685-24-000059","json":"https://secwatch.observer/filing/0001411685-24-000059.json","markdown":"https://secwatch.observer/filing/0001411685-24-000059.md","text":"https://secwatch.observer/filing/0001411685-24-000059.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1411685/000141168524000059/0001411685-24-000059-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1411685/000141168524000059/vtgn-20241206.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-29T06:16:08.213752+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"}