{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-25-057685","form_type":"8-K","ticker":"VIVS","cik":"0001497253","company_name":"VivoSim Labs, INC.","filed_at":"2025-04-24T23:59:59+00:00","discovered_at":"2026-05-14T18:02:48.459303+00:00","generated_at":"2026-05-23T06:57:53.636476+00:00","sec_items":["5.03","7.01","8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Organovo Holdings renames to VivoSim Labs, emerges from stealth to target FDA animal testing phase-out","bullets":["Effective April 24, 2025, Organovo Holdings changed its name to VivoSim Labs, Inc. with new ticker symbol VIVS on Nasdaq.","In conjunction with the name change, VivoSim issued a press release announcing emergence from stealth mode to provide NAM models for liver and intestinal toxicology.","The FDA announced on April 10, 2025 a plan to phase out animal testing requirements, representing a potential >$10B market opportunity for VivoSim's non-animal technologies.","VivoSim’s NAMkind liver model achieved industry-best correlation with known clinical failures, aiming to reduce clinical trial failures and cut drug development costs by 50%.","The company's NAMkind intestine models offer novel readouts for drug candidate selection, targeting reduction of patient side effects from chemotherapy."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-25-057685","json":"https://secwatch.observer/filing/0000950170-25-057685.json","markdown":"https://secwatch.observer/filing/0000950170-25-057685.md","text":"https://secwatch.observer/filing/0000950170-25-057685.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1497253/000095017025057685/0000950170-25-057685-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1497253/000095017025057685/vivs-20250423.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud","generated_at":"2026-05-23T06:57:53.636476+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"}