{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-26-019811","form_type":"8-K","ticker":"ACMR","cik":"0001680062","company_name":"ACM Research, Inc.","filed_at":"2026-03-19T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.872336+00:00","generated_at":"2026-05-15T09:38:37.147325+00:00","sec_items":["8.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"ACM Shanghai guides 2026 revenue RMB 8.2-8.8B; gross margin 42-48%","bullets":["ACM Shanghai (ACMR subsidiary) issued 2026 revenue guidance of RMB 8.2 to 8.8 billion.","2026 gross margin target 42-48%; R&D spend expected 14-19% of revenue.","Panel-level advanced packaging tools adopted by Chinese customers; Taiwan market entry planned.","Ultra Pmax PECVD tool achieved multi-process milestones; entering front-end dry-process segment.","Front-end KrF track tool shipped to logic fab in Sep 2025; qualification expected in 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-26-019811","json":"https://secwatch.observer/filing/0001628280-26-019811.json","markdown":"https://secwatch.observer/filing/0001628280-26-019811.md","text":"https://secwatch.observer/filing/0001628280-26-019811.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026019811/0001628280-26-019811-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026019811/acmr-20260313.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T09:38:37.147325+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"}