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 |
|---|---|---|---|---|---|---|---|---|---|
| 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 | |
| Dec 08, 2025 | See Remarks | M | D | 22,500.0 | 0.0 | 0.0 | 0.0 | View | |
| Dec 08, 2025 | See Remarks | M | D | 8,750.0 | 0.0 | 0.0 | 0.0 | View | |
| Dec 08, 2025 | See Remarks | S | D | 22,500.0 | 35.45 | 797,625.0 | 900.0 | View | |
| Dec 08, 2025 | See Remarks | M | A | 22,500.0 | 25.45 | 572,625.0 | 23,400.0 | View | |
| Dec 08, 2025 | See Remarks | S | D | 996.0 | 34.26 | 34,122.96 | 900.0 | View | |
| Dec 08, 2025 | See Remarks | S | D | 7,754.0 | 33.5 | 259,759.0 | 1,896.0 | View | |
| Dec 08, 2025 | See Remarks | M | A | 8,750.0 | 4.55 | 39,812.5 | 9,650.0 | View | |
| Dec 05, 2025 | See Remarks | M | D | 60,000.0 | 0.0 | 0.0 | 480,002.0 | View | |
| Dec 05, 2025 | See Remarks | M | D | 70,000.0 | 0.0 | 0.0 | 540,002.0 | View | |
| Dec 05, 2025 | See Remarks | S | D | 40,183.0 | 34.42 | 1,383,098.86 | 802,708.0 | View | |
| Dec 05, 2025 | See Remarks | S | D | 19,817.0 | 33.52 | 664,265.84 | 842,891.0 | View | |
| Dec 05, 2025 | See Remarks | M | A | 60,000.0 | 1.0 | 60,000.0 | 862,708.0 | View | |
| Dec 05, 2025 | See Remarks | S | D | 1,200.0 | 33.56 | 40,272.0 | 802,708.0 | View | |
| Dec 05, 2025 | See Remarks | S | D | 68,800.0 | 33.05 | 2,273,840.0 | 803,908.0 | View | |
| Dec 05, 2025 | See Remarks | M | A | 70,000.0 | 1.0 | 70,000.0 | 872,708.0 | View | |
| Dec 04, 2025 | See remarks | M | D | 20,000.0 | 0.0 | 0.0 | 21,165.0 | View | |
| Dec 04, 2025 | See remarks | M | D | 100,000.0 | 0.0 | 0.0 | 41,165.0 | View | |
| Dec 04, 2025 | See remarks | S | D | 300.0 | 33.57 | 10,071.0 | 0.0 | View | |
| Dec 04, 2025 | See remarks | S | D | 19,700.0 | 33.05 | 651,085.0 | 300.0 | View | |
| Dec 04, 2025 | See remarks | M | A | 20,000.0 | 1.77 | 35,400.0 | 20,000.0 | View | |
| Dec 04, 2025 | See remarks | S | D | 100,000.0 | 33.2 | 3,320,000.0 | 0.0 | View | |
| Dec 04, 2025 | See remarks | M | A | 100,000.0 | 1.77 | 177,000.0 | 100,000.0 | View | |
| Nov 14, 2025 | See remarks | M | D | 15,000.0 | 0.0 | 0.0 | 0.0 | View | |
| Nov 14, 2025 | See remarks | M | D | 15,000.0 | 0.0 | 0.0 | 15,000.0 | View | |
| Nov 14, 2025 | See remarks | S | D | 15,000.0 | 33.77 | 506,550.0 | 50,001.0 | View | |
| Nov 14, 2025 | See remarks | M | A | 15,000.0 | 5.6 | 84,000.0 | 65,001.0 | View | |
| Nov 14, 2025 | See remarks | S | D | 15,000.0 | 32.76 | 491,400.0 | 50,001.0 | View | |
| Nov 14, 2025 | See remarks | M | A | 15,000.0 | 5.6 | 84,000.0 | 65,001.0 | View | |
| Nov 14, 2025 | — | G | D | 755,090.0 | 0.0 | 0.0 | 0.0 | View | |
| Oct 29, 2025 | See Remarks | A | A | 545,400.0 | 0.0 | 0.0 | 545,400.0 | View |