{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-26-063896","form_type":"8-K","ticker":"ACMR","cik":"0001680062","company_name":"ACM Research, Inc.","filed_at":"2026-09-30T12:06:46+00:00","discovered_at":"2026-09-30T12:10:00.288372+00:00","generated_at":"2026-10-12T13:58:09.143898+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"ACM Research Shanghai backlog RMB 17.1B ($2.5B) as of Sept 29, up 88.2% YoY","bullets":["ACM Shanghai total backlog as of September 29, 2026 was RMB 17.1 billion (USD $2.5 billion), an 88.2% increase vs prior year's disclosed backlog.","Backlog includes tools shipped but not yet recognized as revenue under Chinese GAAP, plus orders expected to ship in the future.","ACM Shanghai will release nine-month 2026 financial results on October 28, 2026 after China market close; ACM reports preliminary nine-month results before U.S. market open that day.","ACM will release full Q3 2026 results and hold a conference call in early November 2026; specific date to be announced later.","Backlog is not a GAAP measure; the company cautions orders may not generate the estimated revenue and its methodology may not be comparable to peers."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-26-063896","json":"https://secwatch.observer/filing/0001628280-26-063896.json","markdown":"https://secwatch.observer/filing/0001628280-26-063896.md","text":"https://secwatch.observer/filing/0001628280-26-063896.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026063896/0001628280-26-063896-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026063896/acmr-20260930.htm"},"model":{"generated_by":"deepseek-v4.1-flash:cloud@v2","generated_at":"2026-10-12T13:58:09.143898+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"}