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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
2020-09-16 Feng Lisa See remarks Option exercise +15,000 $5.31 $80K 25,760
2020-09-16 Feng Lisa See remarks Sale −15,000 $72.30 $1.1M 10,760
2020-09-16 Feng Lisa See remarks Option exercise · Stock Option −15,000 15,000
2020-09-14 Cheav Sotheara See remarks Option exercise +4,941 $0.75 $4K 48,275
2020-09-14 Cheav Sotheara See remarks Sale −4,941 $66.70 $330K 43,334
2020-09-14 Cheav Sotheara See remarks Option exercise · Stock Option −4,941 0
2020-09-10 Cheav Sotheara See remarks Option exercise +5,000 $0.75 $4K 48,334
2020-09-10 Cheav Sotheara See remarks Sale −5,000 $60.75 $304K 43,334
2020-09-10 Cheav Sotheara See remarks Option exercise · Stock Option −5,000 4,941
2020-09-10 Liu Tracy Director Option exercise +6,000 $16.81 $101K 42,924
2020-09-10 Liu Tracy Director Option exercise · Stock Option −6,000 14,000
2020-09-09 Wang Jian See remarks Option exercise +33,334 $1.50 $50K 117,720
2020-09-09 Wang Jian See remarks Shares withheld for taxes −848 $58.97 $50K 116,872
2020-09-09 Wang Jian See remarks Option exercise · Stock Option −33,334 0
2020-09-08 Hu Chenming Director Option exercise +31,102 $3.00 $93K 31,102
2020-09-08 Hu Chenming Director Option exercise · Stock Option −31,102 0
2020-09-04 Wang David H See remarks Sale −49,453 $80.08 $4.0M 168,006
2020-09-03 Wang David H See remarks Sale −20,000 $84.53 $1.7M 217,459
2020-08-27 Wang David H See remarks Option exercise +70,000 $0.75 $53K 238,006
2020-08-27 Wang David H See remarks Shares withheld for taxes −547 $96.05 $53K 237,459

Page 29 of 32 · 639 trades