Home/Filings/4/0001140361-25-044360
4//SEC Filing

Chen Fuping 4

Accession 0001140361-25-044360

CIK 0001680062other

Filed

Dec 3, 7:00 PM ET

Accepted

Dec 4, 4:30 PM ET

Size

15.3 KB

Accession

0001140361-25-044360

Insider Transaction Report

Form 4
Period: 2025-12-02
Chen Fuping
See Remarks
Transactions
  • Exercise/Conversion

    Class A Common Stock

    2025-12-02$1.77/sh+100,000$177,000100,000 total
  • Sale

    Class A Common Stock

    2025-12-02$33.20/sh100,000$3,320,0000 total
  • Exercise/Conversion

    Class A Common Stock

    2025-12-03$1.77/sh+20,000$35,40020,000 total
  • Sale

    Class A Common Stock

    2025-12-03$33.05/sh19,700$651,085300 total
  • Sale

    Class A Common Stock

    2025-12-03$33.57/sh300$10,0710 total
  • Exercise/Conversion

    Stock Option

    2025-12-02100,00041,165 total
    Exercise: $1.77Exp: 2028-01-24Class A Common Stock (100,000 underlying)
  • Exercise/Conversion

    Stock Option

    2025-12-0320,00021,165 total
    Exercise: $1.77Exp: 2028-01-24Class A Common Stock (20,000 underlying)
Footnotes (5)
  • [F1]The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 28, 2025.
  • [F2]The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.75 to $33.67, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2), (3), and (4) to this Form 4.
  • [F3]The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.51 to $33.48, inclusive.
  • [F4]The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $33.53 to $33.59, inclusive.
  • [F5]The option is fully vested and exercisable.

Issuer

ACM Research, Inc.

CIK 0001680062

Entity typeother

Related Parties

1
  • filerCIK 0001729184

Filing Metadata

Form type
4
Filed
Dec 3, 7:00 PM ET
Accepted
Dec 4, 4:30 PM ET
Size
15.3 KB