ACM Research Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits
$ACMR
Industrial Machinery/Components
Technology
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): May 19, 2026
(Exact Name of Registrant as Specified in its Charter)
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Registrant’s telephone number, including area code: (510 ) 445-3700
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Securities registered pursuant to Section 12(b) of the Act:
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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
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Item 8.01 Other Events.
The shares of our operating subsidiary ACM Research (Shanghai), Inc. (“ACM Shanghai”) are listed on the Sci-Tech innovation board (the “STAR Market”) of the Shanghai Stock Exchange (the “SSE”). In accordance with the SSE’s rules governing the STAR Market, ACM Shanghai filed with the SSE a Record of May 2026 Investor Relations Activity (the “Record”). The SSE posted the Record to the SSE’s website on May 19, 2026. A copy of the Record is attached as Exhibit 99.1 hereto.
The information in this Current Report on Form 8-K, including Exhibit 99.1, is intended to be furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that Section, nor shall it be deemed to be incorporated by reference into any filing of ACM Research, Inc. under the Securities Act of 1933, as amended.
Item 9.01 Financial Statements and Exhibits.
(d) Exhibits.
| Exhibit | Description | |||||||
99.1* 104 | Record of May 2026 Investor Relations Activity filed by ACM Research (Shanghai), Inc. with the Shanghai Stock Exchange on May 19, 2026 Cover Page Interactive Data File (embedded within the XBRL document) | |||||||
* Unofficial English translation of original document prepared in Mandarin Chinese.
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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: May 22, 2026
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