ACM Research, Inc. - ACMR
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
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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 |
|---|---|---|---|---|---|---|---|---|---|
| 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 | |
| Mar 13, 2026 | See Remarks | M | D | 38,551.0 | 0.0 | 0.0 | 61,449.0 | View | |
| Mar 13, 2026 | See Remarks | M | D | 60,000.0 | 0.0 | 0.0 | 240,000.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 564.0 | 46.57 | 26,265.48 | 900.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 29,348.0 | 45.74 | 1,342,377.52 | 1,464.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 8,639.0 | 44.94 | 388,236.66 | 30,812.0 | View | |
| Mar 13, 2026 | See Remarks | M | A | 38,551.0 | 19.49 | 751,358.99 | 39,451.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 982.0 | 46.55 | 45,712.1 | 900.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 47,108.0 | 45.74 | 2,154,719.92 | 1,882.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 11,910.0 | 44.89 | 534,639.9 | 48,990.0 | View | |
| Mar 13, 2026 | See Remarks | M | A | 60,000.0 | 13.89 | 833,400.0 | 60,900.0 | View | |
| Mar 13, 2026 | See Remarks | M | D | 50,000.0 | 0.0 | 0.0 | 370,002.0 | View | |
| Mar 13, 2026 | See Remarks | M | D | 60,000.0 | 0.0 | 0.0 | 420,002.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 702.0 | 46.57 | 32,692.14 | 802,708.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 38,737.0 | 45.74 | 1,771,830.38 | 803,410.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 10,561.0 | 44.92 | 474,400.12 | 842,147.0 | View | |
| Mar 13, 2026 | See Remarks | M | A | 50,000.0 | 1.0 | 50,000.0 | 852,708.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 4,627.0 | 48.34 | 223,669.18 | 802,708.0 | View | |
| Mar 13, 2026 | See Remarks | S | D | 55,373.0 | 47.89 | 2,651,812.97 | 807,335.0 | View | |
| Mar 13, 2026 | See Remarks | M | A | 60,000.0 | 1.0 | 60,000.0 | 862,708.0 | View | |
| Mar 12, 2026 | — | M | D | 15,000.0 | 0.0 | 0.0 | 0.0 | View | |
| Mar 12, 2026 | — | M | D | 45,000.0 | 0.0 | 0.0 | 15,000.0 | View | |
| Mar 12, 2026 | — | S | D | 3,377.0 | 48.25 | 162,940.25 | 110,772.0 | View | |
| Mar 12, 2026 | — | S | D | 11,623.0 | 47.81 | 555,695.63 | 114,149.0 | View | |
| Mar 12, 2026 | — | M | A | 15,000.0 | 1.0 | 15,000.0 | 125,772.0 | View | |
| Mar 12, 2026 | — | S | D | 12,784.0 | 48.19 | 616,060.96 | 110,772.0 | View | |
| Mar 12, 2026 | — | S | D | 32,216.0 | 47.06 | 1,516,084.96 | 123,556.0 | View | |
| Mar 12, 2026 | — | M | A | 45,000.0 | 1.0 | 45,000.0 | 155,772.0 | View | |
| Mar 11, 2026 | — | M | D | 5,000.0 | 0.0 | 0.0 | 55,000.0 | View | |
| Mar 11, 2026 | — | S | D | 900.0 | 43.94 | 39,546.0 | 0.0 | View | |
| Mar 11, 2026 | — | S | D | 4,100.0 | 43.37 | 177,817.0 | 900.0 | View | |
| Mar 11, 2026 | — | M | A | 5,000.0 | 5.6 | 28,000.0 | 5,000.0 | View | |
| Mar 09, 2026 | — | M | D | 5,000.0 | 0.0 | 0.0 | 5,000.0 | View | |
| Mar 09, 2026 | — | S | D | 5,000.0 | 50.09 | 250,450.0 | 0.0 | View | |
| Mar 09, 2026 | — | M | A | 5,000.0 | 29.18 | 145,900.0 | 5,000.0 | View | |
| Mar 09, 2026 | See remarks | M | D | 15,000.0 | 0.0 | 0.0 | 0.0 | View | |
| Mar 09, 2026 | See remarks | M | D | 15,000.0 | 0.0 | 0.0 | 0.0 | View | |
| Mar 09, 2026 | See remarks | S | D | 200.0 | 46.58 | 9,316.0 | 50,001.0 | View | |
| Mar 09, 2026 | See remarks | S | D | 14,800.0 | 46.07 | 681,836.0 | 50,201.0 | View | |
| Mar 09, 2026 | See remarks | M | A | 15,000.0 | 4.55 | 68,250.0 | 65,001.0 | View | |
| Mar 09, 2026 | See remarks | S | D | 6,950.0 | 50.24 | 349,168.0 | 50,001.0 | View | |
| Mar 09, 2026 | See remarks | S | D | 8,050.0 | 49.81 | 400,970.5 | 56,951.0 | View | |
| Mar 09, 2026 | See remarks | M | A | 15,000.0 | 4.55 | 68,250.0 | 65,001.0 | View | |
| Feb 06, 2026 | See Remarks | A | A | 545,400.0 | 0.0 | 0.0 | 1,636,197.0 | View |