{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-25-010034","form_type":"8-K","ticker":"ACMR","cik":"0001680062","company_name":"ACM Research, Inc.","filed_at":"2025-03-24T23:59:59+00:00","discovered_at":"2026-05-14T18:03:04.417717+00:00","generated_at":"2026-05-24T06:42:12.323935+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"medium","headline":"ACM Shanghai provides 2024 business update: furnace customers double, Tahoe cleaning gains traction","bullets":["Furnace equipment customer count grew to 17 at end-2024, up from 9 a year earlier; expects accelerating revenue contribution in 2025.","Tahoe cleaning equipment reduces sulfuric acid consumption by up to 75%; received repeat orders from a logic manufacturer and verified at a major memory maker.","Cleaning and plating products hold over 30% market share in China; cleaning solutions cover ~90-95% of process steps from upstream to downstream.","New 300WPH KrF-line Track equipment expected to be delivered by mid-2025 for verification; confident in localization of high-end Track in China.","Panel-level horizontal plating equipment won 'Technology Enablement Award' from 3D InCites; capable of processing up to 600x600 mm panels."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-25-010034","json":"https://secwatch.observer/filing/0001140361-25-010034.json","markdown":"https://secwatch.observer/filing/0001140361-25-010034.md","text":"https://secwatch.observer/filing/0001140361-25-010034.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1680062/000114036125010034/0001140361-25-010034-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1680062/000114036125010034/ef20046023_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T06:42:12.323935+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"}