{"schema_version":"secwatch.filing_event.v1","accession":"0001728117-26-000094","form_type":"8-K","ticker":"GOSS","cik":"0001728117","company_name":"Gossamer Bio, Inc.","filed_at":"2026-09-11T12:01:39+00:00","discovered_at":"2026-09-11T12:05:01.593718+00:00","generated_at":"2026-09-11T12:05:06.689900+00:00","sec_items":["3.03","5.03","8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Gossamer Bio effects 1-for-80 reverse stock split to regain Nasdaq compliance","bullets":["1-for-80 reverse split effective 9/10/2026; split-adjusted trading begins 9/11 under GOSS, new CUSIP 38341P 201.","Authorized common reduced from 4B to 50M shares; total capital stock from 4.07B to 120M.","Convertible note conversion rates (5.00% 2027, 7.50% 2030 notes) and warrant/equity award exercise prices proportionally adjusted.","Intended to regain Nasdaq $1.00 minimum bid price; needs 10 consecutive days by compliance date Oct 5, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001728117-26-000094","json":"https://secwatch.observer/filing/0001728117-26-000094.json","markdown":"https://secwatch.observer/filing/0001728117-26-000094.md","text":"https://secwatch.observer/filing/0001728117-26-000094.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1728117/000172811726000094/0001728117-26-000094-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1728117/000172811726000094/goss-20260910.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-11T12:05:06.689900+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"}