ACM Research, Inc. - ACMR
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
· Updating…
Visible: 0
Transaction codes:
P = Open-market purchase ·
S = Open-market sale ·
A = Grant/award ·
M = Exercise/conversion of derivative ·
G = Gift ·
F = Tax withholding ·
J = Other ·
A/D:
A = Acquired (buy/receive) ·
D = Disposed (sell/give)
| Filed | Owner | Title | Code | A/D | Shares | Price | Value | Shares after | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Sep 10, 2026 | See Remarks | M | D | 70,000.0 | 0.0 | 0.0 | 130,000.0 | View | |
| Sep 10, 2026 | See Remarks | M | D | 70,000.0 | 0.0 | 0.0 | 200,000.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 1,100.0 | 77.59 | 85,349.0 | 802,708.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 4,807.0 | 76.73 | 368,841.11 | 803,808.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 11,666.0 | 75.58 | 881,716.28 | 808,615.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 18,934.0 | 74.67 | 1,413,801.78 | 820,281.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 33,493.0 | 73.8 | 2,471,783.4 | 839,215.0 | View | |
| Sep 10, 2026 | See Remarks | M | A | 70,000.0 | 1.0 | 70,000.0 | 872,708.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 1,500.0 | 78.57 | 117,855.0 | 802,708.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 12,323.0 | 78.08 | 962,179.84 | 804,208.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 51,374.0 | 77.15 | 3,963,504.1 | 816,531.0 | View | |
| Sep 10, 2026 | See Remarks | S | D | 4,803.0 | 75.99 | 364,979.97 | 867,905.0 | View | |
| Sep 10, 2026 | See Remarks | M | A | 70,000.0 | 1.0 | 70,000.0 | 872,708.0 | View | |
| Aug 26, 2026 | — | A | A | 728.0 | 0.0 | 0.0 | 728.0 | View | |
| Aug 26, 2026 | — | A | A | 6,400.0 | 0.0 | 0.0 | 6,400.0 | View | |
| Aug 26, 2026 | — | A | A | 728.0 | 0.0 | 0.0 | 728.0 | View | |
| Aug 26, 2026 | — | A | A | 6,400.0 | 0.0 | 0.0 | 6,400.0 | View | |
| Aug 26, 2026 | — | A | A | 728.0 | 0.0 | 0.0 | 728.0 | View | |
| Aug 26, 2026 | — | A | A | 6,400.0 | 0.0 | 0.0 | 6,400.0 | View | |
| Aug 21, 2026 | See Remarks | M | D | 25,000.0 | 0.0 | 0.0 | 215,000.0 | View | |
| Aug 21, 2026 | See Remarks | M | D | 30,199.0 | 0.0 | 0.0 | 31,250.0 | View | |
| Aug 21, 2026 | See Remarks | S | D | 11,209.0 | 77.89 | 873,069.01 | 900.0 | View | |
| Aug 21, 2026 | See Remarks | S | D | 30,365.0 | 77.45 | 2,351,769.25 | 12,109.0 | View | |
| Aug 21, 2026 | See Remarks | S | D | 13,625.0 | 76.34 | 1,040,132.5 | 42,474.0 | View | |
| Aug 21, 2026 | See Remarks | M | A | 25,000.0 | 13.89 | 347,250.0 | 56,099.0 | View | |
| Aug 21, 2026 | See Remarks | M | A | 30,199.0 | 19.49 | 588,578.51 | 31,099.0 | View | |
| Aug 20, 2026 | — | M | D | 5,000.0 | 0.0 | 0.0 | 45,000.0 | View | |
| Aug 20, 2026 | — | S | D | 400.0 | 82.17 | 32,868.0 | 0.0 | View | |
| Aug 20, 2026 | — | S | D | 3,400.0 | 81.31 | 276,454.0 | 400.0 | View | |
| Aug 20, 2026 | — | S | D | 1,200.0 | 80.29 | 96,348.0 | 3,800.0 | View | |
| Aug 20, 2026 | — | M | A | 5,000.0 | 5.6 | 28,000.0 | 5,000.0 | View | |
| Jul 06, 2026 | See Remarks | A | A | 6,208.0 | 0.0 | 0.0 | 6,208.0 | View | |
| Jun 05, 2026 | See remarks | M | D | 5,399.0 | 0.0 | 0.0 | 37,500.0 | View | |
| Jun 05, 2026 | See remarks | M | D | 13,351.0 | 0.0 | 0.0 | 42,899.0 | View | |
| Jun 05, 2026 | See remarks | S | D | 1,647.0 | 85.41 | 140,670.27 | 100,002.0 | View | |
| Jun 05, 2026 | See remarks | S | D | 400.0 | 84.01 | 33,604.0 | 101,649.0 | View | |
| Jun 05, 2026 | See remarks | S | D | 968.0 | 82.61 | 79,966.48 | 102,049.0 | View | |
| Jun 05, 2026 | See remarks | S | D | 2,384.0 | 81.73 | 194,844.32 | 103,017.0 | View | |
| Jun 05, 2026 | See remarks | M | A | 5,399.0 | 13.89 | 74,992.11 | 105,401.0 | View | |
| Jun 05, 2026 | See remarks | S | D | 2,839.0 | 85.77 | 243,501.03 | 100,002.0 | View | |
| Jun 05, 2026 | See remarks | S | D | 9,212.0 | 85.11 | 784,033.32 | 102,841.0 | View | |
| Jun 05, 2026 | See remarks | S | D | 1,300.0 | 84.08 | 109,304.0 | 112,053.0 | View | |
| Jun 05, 2026 | See remarks | M | A | 13,351.0 | 13.89 | 185,445.39 | 113,353.0 | View | |
| Jun 05, 2026 | See Remarks | M | D | 40,002.0 | 0.0 | 0.0 | 270,000.0 | View | |
| Jun 05, 2026 | See Remarks | M | D | 60,000.0 | 0.0 | 0.0 | 310,002.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 826.0 | 87.91 | 72,613.66 | 802,708.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 8,581.0 | 87.13 | 747,662.53 | 803,534.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 10,992.0 | 86.07 | 946,081.44 | 812,115.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 17,543.0 | 85.11 | 1,493,084.73 | 823,107.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 2,060.0 | 83.86 | 172,751.6 | 840,650.0 | View | |
| Jun 05, 2026 | See Remarks | M | A | 40,002.0 | 1.0 | 40,002.0 | 842,710.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 1,187.0 | 93.04 | 110,438.48 | 802,708.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 5,843.0 | 92.38 | 539,776.34 | 803,895.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 9,925.0 | 90.78 | 900,991.5 | 809,738.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 32,450.0 | 89.84 | 2,915,308.0 | 819,663.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 6,295.0 | 88.98 | 560,129.1 | 852,113.0 | View | |
| Jun 05, 2026 | See Remarks | S | D | 4,300.0 | 87.57 | 376,551.0 | 858,408.0 | View | |
| Jun 05, 2026 | See Remarks | M | A | 60,000.0 | 1.0 | 60,000.0 | 862,708.0 | View | |
| May 21, 2026 | — | M | D | 5,000.0 | 0.0 | 0.0 | 50,000.0 | View | |
| May 21, 2026 | — | S | D | 1,858.0 | 67.54 | 125,489.32 | 0.0 | View | |
| May 21, 2026 | — | S | D | 1,309.0 | 67.21 | 87,977.89 | 1,858.0 | View | |
| May 21, 2026 | — | S | D | 500.0 | 65.09 | 32,545.0 | 3,167.0 | View | |
| May 21, 2026 | — | S | D | 1,333.0 | 63.84 | 85,098.72 | 3,667.0 | View | |
| May 21, 2026 | — | M | A | 5,000.0 | 5.6 | 28,000.0 | 5,000.0 | View | |
| Apr 21, 2026 | — | M | D | 5,000.0 | 0.0 | 0.0 | 0.0 | View | |
| Apr 21, 2026 | — | S | D | 5,000.0 | 52.0 | 260,000.0 | 0.0 | View | |
| Apr 21, 2026 | — | M | A | 5,000.0 | 29.18 | 145,900.0 | 5,000.0 | View |