---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-053576"
form_type: "8-K"
ticker: "ACMR"
cik: "0001680062"
company_name: "ACM Research, Inc."
filed_at: "2025-11-21T23:59:59+00:00"
generated_at: "2026-05-16T17:38:47.382002+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# ACM Shanghai order backlog up 34% YoY to RMB 9.07B; new product momentum in PECVD and panel electroplating

## Summary
- Order backlog as of Sep 29, 2025: RMB 9.072B, up 34.1% YoY; memory accounts for higher share than logic.
- Gross margin expected to sustain 42-48% range; core strength in proprietary equipment technologies.
- New products: PECVD two systems by year-end; panel-level horizontal electroplating to ship soon; furnace systems secured 18 customers.
- Cleaning equipment offers near-full 3D NAND coverage; high-temp sulfuric acid cleaning removes particles down to 19nm.
- Plan to disclose 2026 revenue outlook in January 2026; expect continued growth in output and revenue.

## SEC filing metadata
- accession: 0001628280-25-053576
- form_type: 8-K
- ticker: ACMR
- cik: 0001680062
- company_name: ACM Research, Inc.
- filed_at: 2025-11-21T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1680062/000162828025053576/0001628280-25-053576-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1680062/000162828025053576/acmr-20251119.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-053576
- JSON: https://secwatch.observer/filing/0001628280-25-053576.json
- Plain text: https://secwatch.observer/filing/0001628280-25-053576.txt

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