---
schema_version: "secwatch.filing_event.v1"
accession: "0001680062-25-000031"
form_type: "8-K"
ticker: "ACMR"
cik: "0001680062"
company_name: "ACM Research, Inc."
filed_at: "2025-10-29T23:59:59+00:00"
generated_at: "2026-05-17T01:40:19.060405+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "medium"
source: SEC EDGAR
---

# ACM Research prelim Q3 rev $264-267M (+29-31% YoY); shipments $257-262M (-2-0%)

## Summary
- Preliminary unaudited Q3 2025 revenue $264-267M, up 29-31% year-over-year.
- Preliminary total shipments $257-262M, flat to down 2% vs Q3 2024.
- ACM owns 74.6% of ACM Shanghai; full Q3 results and outlook on Nov 5 call.
- Actual results subject to closing procedures and auditor review.

## SEC filing metadata
- accession: 0001680062-25-000031
- form_type: 8-K
- ticker: ACMR
- cik: 0001680062
- company_name: ACM Research, Inc.
- filed_at: 2025-10-29T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: medium
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1680062/000168006225000031/0001680062-25-000031-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1680062/000168006225000031/acmr-20251029.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001680062-25-000031
- JSON: https://secwatch.observer/filing/0001680062-25-000031.json
- Plain text: https://secwatch.observer/filing/0001680062-25-000031.txt

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