---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-23-030086"
form_type: "8-K"
ticker: "ACMR"
cik: "0001680062"
company_name: "ACM Research, Inc."
filed_at: "2023-06-15T23:59:59+00:00"
generated_at: "2026-06-14T00:20:24.535159+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# ACM Research shareholders elect all director nominees, ratify Armanino as auditor at 2023 annual meeting

## Summary
- All five director nominees elected: David H. Wang, Haiping Dun, Chenming C. Hu, Tracy Liu, Xiao Xing.
- Ratification of Armanino LLP as independent auditor for FY2023 passed with 131,332,212 votes for, 46,344 against, 22,757 abstain.
- 84.6% of total votes represented at meeting; no opposition solicitation.

## SEC filing metadata
- accession: 0001140361-23-030086
- form_type: 8-K
- ticker: ACMR
- cik: 0001680062
- company_name: ACM Research, Inc.
- filed_at: 2023-06-15T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1680062/000114036123030086/0001140361-23-030086-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1680062/000114036123030086/brhc20054511_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-23-030086
- JSON: https://secwatch.observer/filing/0001140361-23-030086.json
- Plain text: https://secwatch.observer/filing/0001140361-23-030086.txt

## Key facts
- Shareholder Votes
  ACM Research, Inc. shareholders approved Election of Directors at the 2023-06-15 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2023-06-15
  source text: Nominee For Withhold Broker Non-Votes David H. Wang 117,716,118 5,697,958 7,987,237 Haiping Dun 122,777,769 636,307 7,987,237 Chenming C. Hu 116,232,176 7,181,900 7,987,237 Tracy Liu 117,567,952 5,846,124 7,987,237 Xiao Xing 123,076,893 337,183 7,987,237
  evidence_url: https://www.sec.gov/Archives/edgar/data/1680062/000114036123030086/0001140361-23-030086-index.htm
- Shareholder Votes
  ACM Research, Inc. shareholders approved Ratification of Appointment of Armanino LLP as independent auditor for fiscal year ending December 31, 2023 at the 2023-06-15 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2023-06-15
  source text: Ratification of Appointment of Armanino LLP for 2023 131,332,212 46,344 22,757
  evidence_url: https://www.sec.gov/Archives/edgar/data/1680062/000114036123030086/0001140361-23-030086-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.