{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-26-027353","form_type":"8-K","ticker":"ACMR","cik":"0001680062","company_name":"ACM Research, Inc.","filed_at":"2026-04-27T23:59:59+00:00","discovered_at":"2026-05-14T18:02:32.724838+00:00","generated_at":"2026-05-15T03:52:40.481820+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"ACM Research prelim Q1 rev $225-230M (+31-33% YoY); reaffirms FY outlook $1.08-1.175B","bullets":["Preliminary Q1 2026 revenue $225-230M (31-33% YoY growth); total shipments $233-238M (49-52% YoY growth).","Reaffirms full-year 2026 revenue outlook $1.08-1.175B, representing 20-30% YoY growth.","Company owns ~74% of ACM Shanghai; full Q1 results and further guidance on May 7, 2026 earnings call.","Results are preliminary, unaudited, and subject to quarter-end closing procedures and auditor review.","Press release coincides with ACM Shanghai's Q1 2026 results release on Shanghai Stock Exchange."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-26-027353","json":"https://secwatch.observer/filing/0001628280-26-027353.json","markdown":"https://secwatch.observer/filing/0001628280-26-027353.md","text":"https://secwatch.observer/filing/0001628280-26-027353.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026027353/0001628280-26-027353-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026027353/acmr-20260427.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T03:52:40.481820+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":"0e8ab7999e28585d8fd6c106dfa9efe85b355fb8","claim":"ACM Research, Inc. reported first quarter of 2026 results: revenue in the range of $225 million to $230 million.","evidence_excerpt":"preliminary unaudited revenue for the first quarter of 2026 is expected to be in the range of $225 million to $230 million","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026027353/0001628280-26-027353-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"first quarter of 2026"},{"label":"Revenue","value":"in the range of $225 million to $230 million"},{"label":"Result","value":"preliminary results"}],"fact_type":"earnings_release"},{"claim_id":"bf2273728f976f5d14d60e2a40d3eabcca733239","claim":"ACM Research, Inc. reported full year 2026 results: revenue in the range of $1.08 billion to $1.175 billion. Guidance reaffirmed.","evidence_excerpt":"re-affirms full year 2026 revenue outlook in the range of $1.08 billion to $1.175 billion","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026027353/0001628280-26-027353-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"full year 2026"},{"label":"Revenue","value":"in the range of $1.08 billion to $1.175 billion"},{"label":"Guidance","value":"reaffirmed"},{"label":"Result","value":"guidance update"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}