---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-049264"
form_type: "8-K"
ticker: "ACMR"
cik: "0001680062"
company_name: "ACM Research, Inc."
filed_at: "2025-11-05T23:59:59+00:00"
generated_at: "2026-05-17T00:19:13.164984+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# ACM Research Q3 revenue up 32% YoY to $269M; GAAP EPS $0.52, non-GAAP EPS $0.36

## Summary
- Revenue $269.2M, up 32% YoY; GAAP diluted EPS $0.52 (vs $0.45), non-GAAP diluted EPS $0.36 (vs $0.63).
- Gross margin 42.0% vs 51.4% YoY; operating income $28.9M GAAP vs $44.2M.
- ACM Shanghai raised ~$623M net proceeds from STAR Market secondary offering in September 2025.
- Narrows 2025 revenue guidance range; reaffirms long-term $4B revenue target.
- CEO cites broad interest in panel-level plating tool; first KrF Track platform shipped in Q3.

## SEC filing metadata
- accession: 0001628280-25-049264
- form_type: 8-K
- ticker: ACMR
- cik: 0001680062
- company_name: ACM Research, Inc.
- filed_at: 2025-11-05T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1680062/000162828025049264/0001628280-25-049264-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1680062/000162828025049264/acmr-20251105.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-049264
- JSON: https://secwatch.observer/filing/0001628280-25-049264.json
- Plain text: https://secwatch.observer/filing/0001628280-25-049264.txt

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