{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-164558","form_type":"8-K/A","ticker":"ZLAB","cik":"0001704292","company_name":"Zai Lab Ltd","filed_at":"2022-06-01T23:59:59+00:00","discovered_at":"2026-05-14T18:04:01.912234+00:00","generated_at":"2026-06-25T05:31:59.399461+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Zai Lab appoints KPMG as new auditor; dismisses Deloitte effective May 31, 2022","bullets":["KPMG LLP engaged as independent registered public accounting firm for FY2022, effective May 31, 2022.","Deloitte dismissed after completing Q1 2022 10-Q services; dismissal effective upon regulatory approvals.","No disagreements or reportable events with Deloitte during fiscal years 2020 and 2021.","Deloitte's reports on FY2020 and FY2021 financials were unqualified with no adverse opinions.","Deloitte provided a letter to the SEC agreeing with the disclosures in this 8-K/A."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-164558","json":"https://secwatch.observer/filing/0001193125-22-164558.json","markdown":"https://secwatch.observer/filing/0001193125-22-164558.md","text":"https://secwatch.observer/filing/0001193125-22-164558.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1704292/000119312522164558/0001193125-22-164558-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1704292/000119312522164558/d364438d8ka.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-25T05:31:59.399461+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"}