{"filing": {"accession": "0001104659-26-095437", "cik": "0001953926", "ticker": "ZBIO", "company_name": "Zenas BioPharma, Inc.", "form_type": "8-K", "filing_type": "8-K", "filing_date": "2026-08-13", "accepted_datetime": null, "acceptance_datetime": null, "accepted_at": null, "primary_doc_url": "https://www.sec.gov/Archives/edgar/data/1953926/000110465926095437/0001104659-26-095437-index.htm", "filing_url": "https://www.sec.gov/Archives/edgar/data/1953926/000110465926095437/0001104659-26-095437-index.htm", "period_of_report": "2026-08-12"}, "html_url": "/api/filings/000110465926095437/stream", "exhibits": [{"exhibit_number": "99.1", "exhibit_type": "99", "description": "Press release issued by the Company on August 13, 2026", "filename": "tm2622871d1_ex99-1.htm", "edgar_url": "https://www.sec.gov/Archives/edgar/data/1953926/000110465926095437/tm2622871d1_ex99-1.htm", "category": "other", "incorporated_by_reference": false}], "sections": [], "tables": [{"table_index": 0, "table_type": "text", "caption": null, "header_text": "Delaware001-4227093-2749244"}, {"table_index": 1, "table_type": "text", "caption": null, "header_text": "852 Winter Street,Suite 250Waltham,MA02451"}, {"table_index": 6, "table_type": "text", "caption": null, "header_text": "Title\n of each classTradingSymbol(s)Name\n of each exchangeon which registered"}, {"table_index": 9, "table_type": "exhibit_index", "caption": null, "header_text": "ExhibitNo.Description"}, {"table_index": 10, "table_type": "text", "caption": null, "header_text": "ZENAS BIOPHARMA, INC."}], "exhibits_pending": false, "cdn_html": true, "response_time_ms": 40}