{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-100177","form_type":"8-K","ticker":"ZBIO","cik":"0001953926","company_name":"Zenas BioPharma, Inc.","filed_at":"2024-09-16T23:59:59+00:00","discovered_at":"2026-05-14T18:03:15.264346+00:00","generated_at":"2026-05-31T04:46:19.331386+00:00","sec_items":["5.03","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Zenas BioPharma completes IPO; adopts restated charter and amended bylaws","bullets":["Authorized 175M shares of common stock and 25M shares of undesignated preferred stock.","Eliminated stockholder ability to act by written consent and removed prior preferred series references.","Amended bylaws establish procedures for stockholder proposals and director nominations.","Charter and bylaws became effective upon IPO consummation on September 16, 2024."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-100177","json":"https://secwatch.observer/filing/0001104659-24-100177.json","markdown":"https://secwatch.observer/filing/0001104659-24-100177.md","text":"https://secwatch.observer/filing/0001104659-24-100177.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1953926/000110465924100177/0001104659-24-100177-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1953926/000110465924100177/tm2332800d24_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T04:46:19.331386+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"}