ACMR 8-K: Q3 2025 earnings press release furnished as Exhibit 99.1

Rhea-AI Filing Summary

ACM Research, Inc. furnished an 8-K announcing it issued a press release with financial results for the third quarter of 2025. The press release, dated November 5, 2025, is included as Exhibit 99.1 and incorporated by reference.

The disclosure was made under Item 2.02 (Results of Operations and Financial Condition) and is designated as furnished, not filed under the Exchange Act. The filing also lists the company’s Class A common stock trading on Nasdaq under the symbol ACMR.

false000168006200016800622025-11-052025-11-05

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): November 5, 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 November 5, 2025, we issued a press release announcing financial results for the third quarter of 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 November 5, 2025 Cover Page Interactive Data File (embedded within the XBRL document)

2

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: November 5, 2025

3

FAQ

What did ACMR disclose in this 8-K?

ACM Research furnished a press release with financial results for the third quarter of 2025 as Exhibit 99.1.

Which item of the 8-K applies to ACMR’s update?

The disclosure is under Item 2.02: Results of Operations and Financial Condition.

Is the information considered filed with the SEC?

No. The information is furnished, not filed, and is not subject to Section 18 liabilities.

When was the press release issued?

The press release is dated November 5, 2025.

Where can I find the detailed results?

See Exhibit 99.1 to the 8-K for the full press release.

What is ACM Research’s trading symbol and exchange?

ACM Research’s Class A common stock trades on Nasdaq under ACMR.