Hu Chenming
- SEC CIK
- 0001316320
No open-market purchases or sales filed in the past year.
Current role at each company
- AMBA Ambarella IncDirectoras of Sep 10, 2026
- ACMR ACM Research, Inc.Directoras of Mar 19, 2025
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- –
- 0 filings
- Net
- –
- Bought minus sold
- Companies
- 0
- With open-market trades
Trades
Every Form 4 that lists Hu Chenming as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
ACMR ACM Research, Inc.
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 19, 2025 (view filing) | Mar 17 | 2 days | Hu ChenmingDirector | SSaleClass A Common Stock | −163.3K | $30.00 | −$4.90M | −62.0%100.0K after | 10b5-1 |
AMBA Ambarella Inc
Director3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 24, 2021 (view filing) | Sep 22 | 2 days | Hu ChenmingDirector | SSale | −3.67K | $160.00 | −$586.6K | −26.4%10.2K after | |
| Sep 10, 2021 (view filing) | Sep 9 | 1 day | Hu ChenmingDirector | SSale | −4.00K | $140.00 | −$560.0K | −23.6%13.0K after | |
| Sep 2, 2021 (view filing) | Sep 1 | 1 day | Hu ChenmingDirector | SSale | −4.00K | $120.00 | −$480.0K | −19.1%17.0K after |