{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-21-119820","form_type":"8-K","ticker":"OABI","cik":"0001846253","company_name":"OmniAb, Inc.","filed_at":"2021-09-27T23:59:59+00:00","discovered_at":"2026-05-14T18:04:20.113742+00:00","generated_at":"2026-06-29T01:21:23.304985+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Avista Public Acquisition Corp. II units separate into AHPA and AHPAW on Sept 30","bullets":["Holders of 23,000,000 units can elect to separately trade Class A ordinary shares (AHPA) and warrants (AHPAW) starting Sept 30, 2021.","Separated shares trade as AHPA, warrants as AHPAW; units continue as AHPAU on Nasdaq.","No fractional warrants will be issued; only whole warrants will trade upon separation."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-21-119820","json":"https://secwatch.observer/filing/0001104659-21-119820.json","markdown":"https://secwatch.observer/filing/0001104659-21-119820.md","text":"https://secwatch.observer/filing/0001104659-21-119820.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1846253/000110465921119820/0001104659-21-119820-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1846253/000110465921119820/tm2128432d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T01:21:23.304985+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"}