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CIK 0001680062 · Large accelerated filer

ACM Research, Inc.

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Ticker
ACMR
Exchange
Nasdaq
Industry
Special Industry Machinery, NEC
FY end
Dec 31
Incorporated
CA
Entity type
operating
Phone
510-445-3700
Business address
42307 OSGOOD ROAD, SUITE I, FREMONT, CA, 94539
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$15,300,651
in 3 filings, $15.3M under 10b5-1 plans

Net −$15,300,651. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Wang David H −$10.6M See Remarks sold 15% of stake
  2. McKechnie Mark −$4.3M See Remarks sold 98% of stake
  3. Dun Haiping −$406K Director sold 100% of stake
Date Insider Transaction Shares Price Value Owned after
2020-12-17 Xiang Yinan Director Sale −3,214 $75.02 $241K 1,632,135
2020-12-15 Xiang Yinan Director Sale −19,603 $75.29 $1.5M 1,646,567
2020-12-15 Xiang Yinan Director Sale −11,218 $76.03 $853K 1,635,349
2020-12-04 Wang David H See remarks Sale −49,322 $77.14 $3.8M 168,006
2020-12-03 Wang David H See remarks Sale −16,666 $82.50 $1.4M 250,323
2020-12-03 Wang David H See remarks Sale −32,995 $82.50 $2.7M 217,328
2020-11-25 Wang David H See remarks Option exercise +33,334 $0.75 $25K 201,340
2020-11-25 Wang David H See remarks Shares withheld for taxes −339 $73.76 $25K 201,001
2020-11-25 Wang David H See remarks Option exercise +66,666 $0.75 $50K 267,667
2020-11-25 Wang David H See remarks Shares withheld for taxes −678 $73.76 $50K 266,989
2020-11-25 Wang David H See remarks Option exercise · Stock Option −33,334 0
2020-11-25 Wang David H See remarks Option exercise · Stock Option −66,666 100,001
2020-11-19 McKechnie Mark See remarks Option exercise +7,500 $16.81 $126K 7,500
2020-11-19 McKechnie Mark See remarks Sale −7,500 $74.45 $558K 0
2020-11-19 McKechnie Mark See remarks Option exercise · Stock Option −7,500 22,500
2020-11-13 Cheav Sotheara See remarks Sale −9,670 $88.07 $852K 43,334
2020-11-12 Cheav Sotheara See remarks Sale −10,000 $88.63 $886K 53,004
2020-11-05 Cheav Sotheara See remarks Option exercise +20,000 $1.50 $30K 63,334
2020-11-05 Cheav Sotheara See remarks Shares withheld for taxes −330 $91.00 $30K 63,004
2020-11-05 Cheav Sotheara See remarks Option exercise · Stock Option −20,000 13,334

Page 28 of 32 · 639 trades