InsiderClue
Stocks · Industrials · Special Industry Machinery, NEC

ACM Research, Inc.

ACMR Clue Score67
United States Fiscal year ends December CIK 0001680062 Results filed 5 Nov 2026
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What the insiders did Net selling

Individual transactions

57
Insider
Date
Role
Action
Shares
Price
Amount
Chenming Hu
17 Mar 2025
Director
Sold on a plan
163,308
$30.00
$4.90M
Haiping Dun
14 Mar 2025
Director
Sold on a plan
7,062
$29.23
$206.42K
Haiping Dun
14 Mar 2025
Director
Sold on a plan
2,456
$28.32
$69.55K
David H Wang
13 Mar 2025
See Remarks
Sold on a plan
1,019
$27.65
$28.18K
David H Wang
13 Mar 2025
See Remarks
Sold on a plan
36,481
$27.29
$995.57K
David H Wang
12 Mar 2025
See Remarks
Sold on a plan
37,500
$27.42
$1.03M
David H Wang
11 Mar 2025
See Remarks
Sold on a plan
56,250
$26.57
$1.49M
Haiping Dun
10 Mar 2025
Director
Sold on a plan
15,001
$26.54
$398.13K
David H Wang
29 Nov 2024
See Remarks
Sold on a plan
56,250
$17.44
$981.00K
Haiping Dun
29 Nov 2024
Director
Sold on a plan
19,058
$17.43
$332.18K
David H Wang
26 Nov 2024
See Remarks
Sold on a plan
9,484
$18.31
$173.65K
David H Wang
26 Nov 2024
See Remarks
Sold on a plan
46,766
$17.80
$832.43K
David H Wang
22 Nov 2024
See Remarks
Sold on a plan
56,250
$19.08
$1.07M
Haiping Dun
22 Nov 2024
Director
Sold on a plan
15,000
$19.12
$286.80K
Xiao Xing
8 Oct 2024
Director
Sold on a plan indirect
90,396
$21.13
$1.91M
Shanghai Science & Technology Venture Capital (Group) Co., Ltd.
8 Oct 2024
10% owner
Sold on a plan
90,396
$21.13
$1.91M
Xiao Xing
7 Oct 2024
Director
Sold on a plan indirect
977
$26.01
$25.41K
Xiao Xing
7 Oct 2024
Director
Sold on a plan indirect
101,018
$25.35
$2.56M
Xiao Xing
7 Oct 2024
Director
Sold on a plan indirect
173,005
$23.32
$4.03M
Shanghai Science & Technology Venture Capital (Group) Co., Ltd.
7 Oct 2024
10% owner
Sold on a plan
173,005
$23.32
$4.03M
Shanghai Science & Technology Venture Capital (Group) Co., Ltd.
7 Oct 2024
10% owner
Sold on a plan
1,481
$25.02
$37.05K
Shanghai Science & Technology Venture Capital (Group) Co., Ltd.
7 Oct 2024
10% owner
Sold on a plan
100,514
$25.36
$2.55M
Xiao Xing
4 Oct 2024
Director
Sold on a plan indirect
119,127
$21.79
$2.60M
Xiao Xing
4 Oct 2024
Director
Sold on a plan indirect
580,873
$21.33
$12.39M
Shanghai Science & Technology Venture Capital (Group) Co., Ltd.
4 Oct 2024
10% owner
Sold on a plan
129,265
$20.94
$2.71M
Shanghai Science & Technology Venture Capital (Group) Co., Ltd.
4 Oct 2024
10% owner
Sold on a plan
570,735
$21.52
$12.28M
Xiao Xing
2 Oct 2024
Director
Sold on a plan indirect
26,300
$20.01
$526.26K
Shanghai Science & Technology Venture Capital (Group) Co., Ltd.
2 Oct 2024
10% owner
Sold on a plan
26,300
$20.01
$526.26K
Xiao Xing
1 Oct 2024
Director
Sold on a plan indirect
8,304
$20.19
$167.66K
Shanghai Science & Technology Venture Capital (Group) Co., Ltd.
1 Oct 2024
10% owner
Sold on a plan
8,304
$20.19
$167.66K
Haiping Dun
29 Aug 2024
Director
Sold on a plan
19,097
$18.08
$345.27K
Haiping Dun
22 Aug 2024
Director
Sold on a plan
15,000
$19.85
$297.75K
David H Wang
29 May 2024
See Remarks
Sold on a plan
41,090
$22.62
$929.46K
David H Wang
29 May 2024
See Remarks
Sold on a plan
45,000
$22.62
$1.02M
Haiping Dun
29 May 2024
Director
Sold on a plan
19,239
$22.63
$435.38K
Haiping Dun
22 May 2024
Director
Sold on a plan
15,000
$22.88
$343.20K
David H Wang
22 May 2024
See Remarks
Sold on a plan
45,000
$22.81
$1.03M
David H Wang
22 May 2024
See Remarks
Sold on a plan
45,000
$22.81
$1.03M
Sotheara Cheav
14 Mar 2024
See remarks
Sold on a plan
2,383
$28.32
$67.49K
Sotheara Cheav
14 Mar 2024
See remarks
Sold on a plan
2,617
$27.49
$71.94K
Haiping Dun
14 Mar 2024
Director
Sold on a plan
3,557
$28.34
$100.81K
Haiping Dun
14 Mar 2024
Director
Sold on a plan
15,877
$27.56
$437.57K
David H Wang
14 Mar 2024
See Remarks
Sold on a plan
10,611
$28.38
$301.14K
David H Wang
14 Mar 2024
See Remarks
Sold on a plan
76,478
$27.51
$2.10M
Sotheara Cheav
13 Mar 2024
See remarks
Sold on a plan
5,000
$29.09
$145.45K
David H Wang
8 Mar 2024
See Remarks
Sold on a plan
45,000
$30.35
$1.37M
David H Wang
8 Mar 2024
See Remarks
Sold on a plan
45,000
$30.36
$1.37M
Haiping Dun
8 Mar 2024
Director
Sold on a plan
15,000
$30.36
$455.40K
David H Wang
29 Nov 2023
See Remarks
Sold on a plan
39,776
$17.13
$681.36K
David H Wang
29 Nov 2023
See Remarks
Sold on a plan
45,000
$17.14
$771.30K
Haiping Dun
29 Nov 2023
Director
Sold on a plan
18,984
$17.25
$327.47K
Haiping Dun
22 Nov 2023
Director
Sold on a plan
15,000
$17.66
$264.90K
David H Wang
22 Nov 2023
See Remarks
Sold on a plan
45,000
$17.68
$795.60K
David H Wang
22 Nov 2023
See Remarks
Sold on a plan
45,000
$17.67
$795.15K
David H Wang
13 Sep 2023
See Remarks
Sold on a plan
85,116
$17.68
$1.50M
David H Wang
12 Sep 2023
See Remarks
Sold on a plan
3,573
$18.72
$66.89K
David H Wang
12 Sep 2023
See Remarks
Sold on a plan
86,427
$18.03
$1.56M
Showing 250 of 300 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 219
Amendments (4/A) skipped 16
Filings about a different issuer 0
Unreadable filings 0
Joint filings 2
Sales on a Rule 10b5-1 plan 57
Sales straight out of an exercise 151
Sales at will 45
Transactions with no price 0
Shares from compensation/vesting 6,671,043
Sales filed before the plan box existed 42
History held since 17 May 2018