{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-26-059251","form_type":"8-K","ticker":"ACMR","cik":"0001680062","company_name":"ACM Research, Inc.","filed_at":"2026-08-27T20:05:11+00:00","discovered_at":"2026-08-27T20:07:09.636264+00:00","generated_at":"2026-08-27T20:08:50.859157+00:00","sec_items":["8.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"ACM Shanghai H1 2026 orders up 105% YoY; gross margin guided 42-48%","bullets":["ACM Shanghai H1 2026 newly signed orders up 105% YoY across memory, logic, and advanced packaging sectors.","Gross margin expected to stay 42%-48%; quarterly fluctuation depends on product mix.","High-temp SPM cleaning breakthrough: <15 particles at 15nm; shipments to exceed 20 systems by end-2026.","First 510x515mm panel-level electroplating volume order, delivery Q1 2027; 310x310mm evaluation order from Asian customer.","Furnace lines (LPCVD, oxidation/diffusion, ALD) advancing through customer qualification in China."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-26-059251","json":"https://secwatch.observer/filing/0001628280-26-059251.json","markdown":"https://secwatch.observer/filing/0001628280-26-059251.md","text":"https://secwatch.observer/filing/0001628280-26-059251.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026059251/0001628280-26-059251-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026059251/acmr-20260817.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-27T20:08:50.859157+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"}