Filing Details

Accession Number:
0001140361-21-038928
Form Type:
4
Zero Holdings:
No
Publication Time:
2021-11-22 17:00:37
Reporting Period:
2021-11-18
Accepted Time:
2021-11-22 17:00:37
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1680062 Acm Research Inc. ACMR Special Industry Machinery, Nec (3559) 000000000
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1775007 Mark Mckechnie C/O Acm Research, Inc.
42307 Osgood Road, Suite I
Fremont CA 94539
See Remarks No No No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Class A Common Stock Acquisiton 2021-11-18 5,000 $13.85 5,000 No 4 M Direct
Class A Common Stock Disposition 2021-11-18 421 $92.03 4,579 No 4 S Direct
Class A Common Stock Disposition 2021-11-18 2,932 $92.92 1,647 No 4 S Direct
Class A Common Stock Disposition 2021-11-18 607 $93.85 1,040 No 4 S Direct
Class A Common Stock Disposition 2021-11-18 374 $96.33 666 No 4 S Direct
Class A Common Stock Disposition 2021-11-18 200 $97.56 466 No 4 S Direct
Class A Common Stock Disposition 2021-11-18 300 $99.58 166 No 4 S Direct
Class A Common Stock Disposition 2021-11-18 166 $100.60 0 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M Direct
No 4 S Direct
No 4 S Direct
No 4 S Direct
No 4 S Direct
No 4 S Direct
No 4 S Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Class A Common Stock Stock Option Disposition 2021-11-18 5,000 $0.00 5,000 $13.85
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
9,972 2028-07-31 No 4 M Direct
Footnotes
  1. On November 18, 2021, the reporting person exercised a previously issued stock option to purchase 5,000 shares of Class A Common Stock of the Issuer.
  2. The sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.
  3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.29 to $92.26, 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 footnotes (3), (4), (5) and (6) to this Form 4.
  4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.42 to $93.20, inclusive.
  5. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.80 to $93.98, inclusive.
  6. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.32 to $96.37, inclusive.
  7. The option vested and became exercisable as to 10,000 shares on August 1, 2019, and the remaining 30,000 shares vest and became or become exercisable in equal monthly installments over the following 36 months, subject to continued service through each vesting date.