Hu ChenmingInsider Ownership
Current Insider Ownership
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| ACMR | Acm Research, Inc. | Director | Class A Common StockStock Option | Mar 17, 2025Aug 12, 2024 | 100,00268,000 | 0.150.10 | 6,367,1274,329,560 |
| AMBA | Ambarella Inc | Director | Ordinary Shares | Sep 2, 2025 | 29,516 | 0.07 | 2,395,519 |
Historical Insider Trading (3-Years)
10b5-1
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| AMBA | Ambarella Inc | Ordinary Shares | No | No | Grant | ACQUIRE A | 0.00 | +2,498 | 0 | 29,516 | Sep 2, 2025 | |
| ACMR | Acm Research, Inc. | Class A Common Stock | No | Yes | Sell | DISPOSE S | 30.00 | -163,308 | 4,899,240 | 100,002 | Mar 17, 2025 | |
| AMBA | Ambarella Inc | Ordinary Shares | No | No | Grant | ACQUIRE A | 0.00 | +3,374 | 0 | 27,018 | Aug 29, 2024 | |