{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-26-042833","form_type":"8-K","ticker":"ACMR","cik":"0001680062","company_name":"ACM Research, Inc.","filed_at":"2026-06-12T20:06:10+00:00","discovered_at":"2026-06-12T20:08:00.291702+00:00","generated_at":"2026-06-12T20:18:46.028667+00:00","sec_items":["5.07"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.15,"confidence":"high","headline":"ACM Research stockholders elect four directors and ratify auditor at 2026 annual meeting","bullets":["Stockholders elected all four board nominees: David H. Wang, Haiping Dun, Tracy Liu, Charles Pappis.","Ratification of Ernst & Young Hua Ming LLP as auditor for FY2026 approved (135,717,653 for, 40,635 against, 56,209 abstain).","Total votes present representing 135,814,497 votes (84.32% of outstanding)."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-26-042833","json":"https://secwatch.observer/filing/0001628280-26-042833.json","markdown":"https://secwatch.observer/filing/0001628280-26-042833.md","text":"https://secwatch.observer/filing/0001628280-26-042833.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026042833/0001628280-26-042833-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026042833/acmr-20260610.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-12T20:18:46.028667+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":"7c1700cb2168b3c6b5be787ad1759ab046dc455d","claim":"ACM Research, Inc. shareholders approved Election of Directors at the 2026-06-10 meeting.","evidence_excerpt":"Proposal 1. Stockholders voted as follows with respect to the election of each of the nominees for director identified in the proxy statement: Nominee For Withhold Broker Non-Votes David H. Wang 122,956,333 6,072,472 6,785,692 Haiping Dun 125,995,407 3,033,398 6,785,692 Tracy Liu 121,026,446 8,002,359 6,785,692 Charles Pappis 117,316,569 11,712,236 6,785,692","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026042833/0001628280-26-042833-index.htm","confidence":1.0,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"director election"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-06-10"}],"fact_type":"shareholder_vote"},{"claim_id":"b57211ea2124b8c899d549f899ea7d5e3464b611","claim":"ACM Research, Inc. shareholders approved Ratification of appointment of Ernst & Young Hua Ming LLP as independent auditor for fiscal year 2026 at the 2026-06-10 meeting.","evidence_excerpt":"Proposal 2. Stockholders ratified the appointment of Ernst & Young Hua Ming LLP as our independent auditor for the fiscal year ending December 31, 2026 by the following vote: For Against Abstain Ratification of Appointment of Ernst & Young Hua Ming LLP for 2026 135,717,653 40,635 56,209","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1680062/000162828026042833/0001628280-26-042833-index.htm","confidence":1.0,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"auditor ratification"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-06-10"}],"fact_type":"shareholder_vote"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}