[144] ACM Research, Inc. SEC Filing

Rhea-AI Filing Summary

Form 144 notice for ACM Research, Inc. (ACMR) shows a proposed sale of 11,152 common shares through Morgan Stanley Smith Barney LLC with an aggregate market value of $334,560.00. The shares represent a portion of 64,180,965 shares outstanding and an approximate sale date of 08/22/2025. The shares were acquired on 08/22/2025 by stock option exercise from the issuer and paid in cash. The filer reports no securities sold in the past three months and affirms they are not aware of any undisclosed material adverse information.

Positive

• Full compliance with Rule 144 disclosure elements: broker, share count, aggregate value, outstanding shares, acquisition method, and payment type are provided
• Clear acquisition detail: shares were acquired by stock option exercise and paid in cash
• No reported sales in the prior three months, simplifying aggregation calculations under Rule 144
• Filer attests they do not possess undisclosed material adverse information

Negative

• None.

Insights

Securities Analyst

TL;DR: Routine insider sale following exercise of options; modest size relative to outstanding shares, limited immediate market impact.

The filing documents a typical Rule 144 notice where the insider exercised options and intends to sell 11,152 shares via Morgan Stanley Smith Barney LLC on 08/22/2025 for an aggregate value of $334,560. The disclosure identifies the acquisition method (stock option exercise) and cash payment, and states no sales in the prior three months. For investors, this is a routine liquidity event rather than an operational update; the size disclosed is small relative to the 64.18 million shares outstanding.

Corporate Governance Expert

TL;DR: Filing meets Rule 144 transparency requirements; includes acquisition details and seller attestation.

The notice includes required elements: broker name and address, number of shares, aggregate market value, outstanding shares, acquisition date and method, payment type, and the filer’s representation regarding material nonpublic information. The form contains no reports of prior sales in the past three months and includes the standard signature/attestation language warning about misstatements. This satisfies procedural governance expectations for an insider sale disclosure.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	11152	334560.00	64180965	08/22/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	08/22/2025	Stock Option Exercise	ISSUER			11152	08/22/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does ACMR Form 144 report regarding the number of shares proposed for sale?

The filing reports a proposed sale of 11,152 common shares.

When is the approximate sale date listed on the ACMR Form 144?

The approximate date of sale is listed as 08/22/2025.

How were the ACMR shares acquired according to the Form 144?

The shares were acquired on 08/22/2025 by a stock option exercise from the issuer and paid in cash.

What broker will handle the sale in the ACMR Form 144 filing?

The broker named is Morgan Stanley Smith Barney LLC, Executive Financial Services, 1 New York Plaza, 8th Floor, New York, NY 10004.

What is the aggregate market value of the shares in the ACMR Form 144?

The aggregate market value is listed as $334,560.00.