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

What the insiders did Net selling

By person

14 insiders · 300 transactions
502×

David H. Wang holds 502 times base salary in stock. $134.70M of shares against $267.80K in salary for 2025.

Salary from the company's own proxy. The shares are what David H. Wang last reported holding, valued at $77.59, the price Class A Common Stock was last bought or sold at on the open market here, on 9 Sep 2026.

Insider
Role
Bought
Sold
Net
Holding
Worth
Change
David H Wang
See Remarks
—
$79.97M (65) scheduled
−$79.97M
1,736,045
$134.70M
+25.1%
Yinan Xiang
Director
—
$43.39M (19)
−$43.39M
1,146,170
$88.93M
−31.2%
Shanghai Science & Technology Venture Capital (Group) Co., Ltd. entity
10% owner
—
$24.21M (8) scheduled
−$24.21M
2,338,510
$181.44M
−32.0%
Xiao Xing
Director
—
$24.21M (8) scheduled
−$24.21M
2,338,510
$181.44M
−32.0%
Mark McKechnie
See Remarks
—
$16.14M (43) scheduled
−$16.14M
900
$69.83K
+50.0%
Sotheara Cheav
See remarks
—
$10.24M (27) scheduled
−$10.24M
100,002
$7.76M
−7.2%
Haiping Dun
Director
—
$9.67M (33) scheduled
−$9.67M
0
$0.00
−100.0%
Fuping Chen
See remarks
—
$9.16M (5) scheduled
−$9.16M
0
$0.00
−100.0%
Chenming Hu
Director
—
$8.59M (5) scheduled
−$8.59M
100,002
$7.76M
−49.4%
Jian Wang
See remarks
—
$8.15M (9) scheduled
−$8.15M
253,158
$19.64M
0.0%
Lisa Feng
See remarks
—
$5.29M (16) scheduled
−$5.29M
50,001
$3.88M
+24.1%
Tracy Liu
Director
—
$5.24M (13) scheduled
−$5.24M
110,772
$8.59M
+45.3%
Charles C Pappis
Director
—
$510.45K (2) scheduled
−$510.45K
0
$0.00
—
Fufa Chen
See Remarks
—
—
—
129,583
$10.05M
+76.7%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.