| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Acm Research, Inc. (ACMR) has 9 insiders with recent SEC Form 4 filings, including 0 buys and 24 sells. ACMR is classified in the Semiconductors & Semiconductor Equipment industry within the Information Technology sector.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| Other | 253.2K | $21.35M | - | |
| Other | 103.0K | $8.69M | - | |
| Other | 65.0K | $5.48M | - | |
| Dir | 55.0K | $4.64M | - | |
| Other | 20.0K | $1.69M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 24, 2021 | Xiang Yinan61 | Director | Sell | 279,765 | $87.52 | $24,484,453.95 | -5.2% | +5.5% | -43.4% | |
| Aug 19, 2021 | McKechnie Mark60 | See Remarks | Sale+OE | 5,000 | $82.08 | $410,382.58 | -84.4% | +20.1% | -40.8% | |
| Aug 18, 2021 | Xiang Yinan61 | Director | Sell | 26,612 | $85.12 | $2,265,302.86 | -0.9% | +28.0% | -36.4% | |
| Aug 13, 2021 | Xiang Yinan61 | Director | Sell | 53,623 | $85.75 | $4,598,010.14 | -0.6% | +26.1% | -29.9% | |
| Apr 9, 2021 | Cheav Sotheara65 | See Remarks | Sale+OE | 18,111 | $87.20 | $1,579,237.04 | -15.4% | -9.7% | -38.9% | |
| Mar 19, 2021 | Wang David H50 | See Remarks | Sell | 99,228 | $91.24 | $9,053,595.40 | -20.5% | +17.6% | -31.9% | |
| Mar 16, 2021 | Cheav Sotheara65 | See Remarks | Sale+OE | 20,000 | $92.68 | $1,853,600.00 | -18.7% | +3.5% | -35.9% | |
| Mar 12, 2021 | McKechnie Mark60 | See Remarks | Sale+OE | 10,028 | $87.89 | $881,360.92 | -100% | -8.1% | -38.5% | |
| Feb 12, 2021 | Hu Chenming58 | Director | Sell | 10,000 | $120.00 | $1,200,000.00 | -32.2% | -52.3% | -40.4% | |
| Feb 12, 2021 | Liu Tracy67 | Director | Sell | 2,000 | $120.00 | $240,000.00 | -5.1% | -52.3% | -40.4% |