| 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 |
|---|---|---|---|---|---|---|---|---|---|
Director
3 companies
Hu Chenming is a Director at ACM Research, Inc. with holdings across 3 companies. Recent SEC Form 4 filings include 0 buys and 10 sells.
Estimated insider holdings value: $8.5M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 17, 2025 | ACMR Acm Research, Inc. | Director | Sell | 163,308 | $30.00 | $4,899,240.00 | -62.0% | -15.2% | +57.9% | |
| Sep 22, 2021 | AMBA Ambarella Inc | Director | Sell | 3,666 | $160.00 | $586,560.00 | -26.4% | +19.1% | -63.1% | |
| Sep 9, 2021 | AMBA Ambarella Inc | Director | Sell | 4,000 | $140.00 | $560,000.00 | -23.6% | +48.2% | -51.4% | |
| Sep 1, 2021 | AMBA Ambarella Inc | Director | Sell | 4,000 | $120.00 | $480,000.00 | -19.1% | +36.0% | -51.4% | |
| Feb 12, 2021 | ACMR Acm Research, Inc. | Director | Sell | 10,000 | $120.00 | $1,200,000.00 | -32.2% | -52.3% | -40.4% | |
| Dec 3, 2020 | AMBA Ambarella Inc | Director | Sell | 5,818 | $88.00 | $511,984.00 | -24.3% | - | - | |
| Nov 27, 2020 | AMBA Ambarella Inc | Director | Sell | 5,000 | $78.00 | $390,000.00 | -17.3% | - | - | |
| Nov 24, 2020 | AMBA Ambarella Inc | Director | Sell | 5,000 | $70.67 | $353,350.00 | -14.8% | - | - | |
| Aug 3, 2020 | ACMR Acm Research, Inc. | Director | Sell | 7,806 | $100.00 | $780,600.00 | -100% | - | - | |
| Jul 13, 2020 | ACMR Acm Research, Inc. | Director | Sell | 14,000 | $84.15 | $1,178,100.00 | -64.2% | - | - |