{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-23-016803","form_type":"8-K","ticker":"ZLAB","cik":"0001704292","company_name":"Zai Lab Ltd","filed_at":"2023-05-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:40.121307+00:00","generated_at":"2026-06-15T09:28:22.277794+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Zai Lab Q1 product revenue $62.8M, up 36% YoY; net loss narrows to $49.1M","bullets":["Product revenue $62.8M (+36% YoY); ZEJULA $42.7M (+44% YoY); Optune $13.3M; QINLOCK $1.3M; NUZYRA $5.5M.","Net loss $49.1M ($0.05 per share) vs $82.4M loss ($0.09 per share) in Q1 2022.","Cash $931.4M at March 31, 2023; R&D expense $48.5M, SG&A $62.5M.","Josh Smiley promoted to President and COO effective April 1, 2023.","Entered global license with MediLink for DLL3 ADC (ZL-1310) to expand lung cancer and oncology pipeline."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-23-016803","json":"https://secwatch.observer/filing/0001628280-23-016803.json","markdown":"https://secwatch.observer/filing/0001628280-23-016803.md","text":"https://secwatch.observer/filing/0001628280-23-016803.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1704292/000162828023016803/0001628280-23-016803-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1704292/000162828023016803/zlab-20230509.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T09:28:22.277794+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":[{"claim_id":"d1a37288d9e836aea2b13bd0fc5fa17261230d97","claim":"Zai Lab Ltd reported the first quarter of 2023 results: revenue $62.8 million.","evidence_excerpt":"Total product revenue of $62.8 million for the first quarter of 2023","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1704292/000162828023016803/0001628280-23-016803-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the first quarter of 2023"},{"label":"Revenue","value":"$62.8 million"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}