ACM Research (NASDAQ: ACMR) files prelim Q3 2025 revenue 8-K

Rhea-AI Filing Summary

ACM Research, Inc. filed an 8-K to furnish a press release announcing its preliminary unaudited revenue and shipment information for the third quarter of 2025. The press release, titled “ACM Research Announces Preliminary Unaudited Revenue and Shipments for the Third Quarter 2025,” is included as Exhibit 99.1 and incorporated by reference. The company notes that this information is being furnished under Item 2.02, meaning it is not deemed filed for liability purposes under Section 18 of the Exchange Act or automatically incorporated into other securities filings.

8-K Event Classification

2 items: 2.02, 9.01

2 items

Item 2.02 Results of Operations and Financial Condition Financial

Disclosure of earnings results, typically an earnings press release or preliminary financials.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Understanding 8-K Material Events →

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 29, 2025

ACM Research, Inc.

(Exact Name of Registrant as Specified in its Charter)

Delaware			001-38273			94-3290283
(State or Other Jurisdiction of Incorporation)			(Commission File Number)			(IRS Employer Identification No.)

42307 Osgood Road, Suite I Fremont, California			94539
(Address of Principal Executive Offices)			(Zip Code)

Registrant’s telephone number, including area code: (510) 445-3700

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o			Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o			Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o			Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o			Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading symbol

Name of each exchange on which registered

Class A Common Stock, par value $0.0001 per share

ACMR

The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934:Emerging growth company o

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02 Results of Operations and Financial Condition.

On October 29, 2025, we issued a press release entitled “ACM Research Announces Preliminary Unaudited Revenue and Shipments for the Third Quarter 2025.” The full text of the press release is furnished as Exhibit 99.1 hereto and is incorporated herein by reference.

The information contained in this Item 2.02, including the exhibit furnished hereto, is intended to be furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, or the Securities Exchange Act of 1934, except as expressly set forth by specific reference in such filing.

Item 9.01    Financial Statements and Exhibits.

(d)    Exhibits.

Exhibit						Description
99.1 104						Press Release of ACM Research, Inc. dated October 29, 2025 Cover Page Interactive Data File (embedded within the XBRL document)

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

ACM RESEARCH, INC.

By:    /s/ Mark McKechnie________________________

    Mark McKechnie

Chief Financial Officer and Treasurer

Dated: October 29, 2025

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FAQ

What did ACMR disclose in this 8-K filing?

ACM Research, Inc. disclosed that it issued a press release providing preliminary unaudited revenue and shipment information for the third quarter of 2025. The press release is furnished as Exhibit 99.1.

Which period does ACMRs preliminary update cover in this 8-K?

The preliminary update from ACM Research, Inc. covers the third quarter of 2025, as stated in the press release title incorporated into the 8-K.

How is the financial information in ACMRs 8-K treated under the securities laws?

The company specifies that the information in Item 2.02 and Exhibit 99.1 is furnished, not filed, so it is not subject to Section 18 liability of the Exchange Act or automatically incorporated into other filings.

What exhibit is attached to ACMRs October 29, 2025 8-K?

ACM Research, Inc. attached Exhibit 99.1, which is the press release dated October 29, 2025, along with Exhibit 104, the cover page interactive data file embedded within the XBRL document.

Who signed ACMRs October 29, 2025 8-K filing?

The 8-K was signed on behalf of ACM Research, Inc. by Mark McKechnie, who serves as Chief Financial Officer and Treasurer.

Under which item of Form 8-K did ACMR furnish its preliminary Q3 2025 results?

ACM Research, Inc. furnished its preliminary unaudited revenue and shipment information under Item 2.02 (Results of Operations and Financial Condition) of Form 8-K.