ACM Research Files 8-K — Subsidiary Provides Backlog Data

What Happened ACM Research, Inc. (ACMR) filed a Form 8-K on September 30, 2026 under Item 8.01 to furnish a press release titled “ACM Research’s Operating Subsidiary ACM Research (Shanghai) Provides Backlog Data.” The full text of the press release is included as Exhibit 99.1 and is incorporated by reference in the filing. The report was signed by Mark McKechnie, Chief Financial Officer and Treasurer, on September 30, 2026.

Key Details

• Filing date: September 30, 2026 (Form 8-K, Item 8.01 — Other Events).
• Press release title: “ACM Research’s Operating Subsidiary ACM Research (Shanghai) Provides Backlog Data.”
• The press release is furnished as Exhibit 99.1 to the 8-K and is incorporated by reference.
• The filing does not include separate financial statements or earnings results in this report.

Why It Matters Providing backlog data via an official press release gives investors additional information about the company’s pipeline of orders and potential future revenue recognition. While the 8-K does not itself present new financial results, the backlog disclosure from the Shanghai operating subsidiary may affect investor expectations for upcoming quarters’ production and revenue timing. Investors should review the Exhibit 99.1 press release for the detailed backlog figures and context before drawing conclusions.