Hu Chenming
Insider transactions at 3 companies
This page shows all SEC Form 4 filings attributed to Hu Chenming. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| AMBA | Award / Grant | 2,498 | — | — | Sep 2, 2025 | |
| ACMR | Sale | 163,308 | $30.00 | $4,899,240 | Mar 17, 2025 | |
| AMBA | Award / Grant | 3,374 | — | — | Aug 29, 2024 | |
| AMBA | Award / Grant | 3,218 | — | — | Aug 31, 2023 | |
| AMBA | Award / Grant | 1,559 | — | — | Jun 15, 2023 | |
| AMBA | Option Exercise | 779 | — | — | Mar 15, 2023 | |
| AMBA | Option Exercise | 779 | — | — | Dec 16, 2022 | |
| AMBA | Option Exercise | 377 | — | — | Sep 16, 2022 | |
| AMBA | Option Exercise | 377 | — | — | Jun 16, 2022 | |
| AMBA | Option Exercise | 377 | — | — | Mar 16, 2022 | |
| AMBA | Option Exercise | 5,555 | $38.92 | $216,201 | Feb 25, 2022 | |
| AMBA | Option Exercise | 377 | — | — | Dec 16, 2021 | |
| AMBA | Sale | 3,666 | $160.00 | $586,560 | Sep 22, 2021 | |
| AMBA | Option Exercise | 959 | — | — | Sep 16, 2021 | |
| AMBA | Sale | 4,000 | $140.00 | $560,000 | Sep 9, 2021 | |
| AMBA | Sale | 4,000 | $120.00 | $480,000 | Sep 1, 2021 | |
| AMBA | Option Exercise | 958 | — | — | Jun 16, 2021 | |
| ACMR | Option Exercise | 23,334 | $3.00 | $70,002 | May 4, 2021 | |
| 0001160958 | Disposition | 1,478 | — | — | Apr 20, 2021 | |
| ACMR | Option Exercise | 10,000 | $3.00 | $30,000 | Mar 30, 2021 | |
| AMBA | Option Exercise | 958 | — | — | Mar 16, 2021 | |
| ACMR | Option Exercise | 11,000 | $7.50 | $82,500 | Mar 8, 2021 | |
| ACMR | Option Exercise | 10,000 | $7.50 | $75,000 | Mar 2, 2021 | |
| ACMR | Sale | 10,000 | $120.00 | $1,200,000 | Feb 12, 2021 | |
| AMBA | Option Exercise | 958 | — | — | Dec 16, 2020 | |
| AMBA | Sale | 5,818 | $88.00 | $511,984 | Dec 3, 2020 | |
| AMBA | Sale | 5,000 | $78.00 | $390,000 | Nov 27, 2020 | |
| AMBA | Sale | 5,000 | $70.67 | $353,350 | Nov 24, 2020 | |
| FTNT | Option Exercise | 448 | — | — | Sep 30, 2020 | |
| AMBA | Option Exercise | 858 | — | — | Sep 16, 2020 | |
| ACMR | Option Exercise | 31,102 | $3.00 | $93,306 | Sep 8, 2020 | |
| ACMR | Sale | 7,806 | $100.00 | $780,600 | Aug 3, 2020 | |
| ACMR | Sale | 14,000 | $84.15 | $1,178,100 | Jul 13, 2020 | |
| AMBA | Option Exercise | 1,112 | $9.99 | $11,109 | Jun 23, 2020 | |
| AMBA | Option Exercise | 858 | — | — | Jun 16, 2020 | |
| ACMR | Sale | 8,194 | $65.12 | $533,593 | Jun 3, 2020 | |
| 0001160958 | Award / Grant | 1,478 | — | — | May 22, 2020 | |
| AMBA | Option Exercise | 858 | — | — | Mar 17, 2020 | |
| AMBA | Option Exercise | 857 | — | — | Dec 17, 2019 | |
| 0001160958 | Sale | 7,000 | $71.00 | $497,000 | Nov 25, 2019 | |
| AMBA | Sale | 10,000 | $63.00 | $630,000 | Sep 30, 2019 | |
| AMBA | Option Exercise | 1,312 | — | — | Sep 17, 2019 | |
| ACMR | Disposition | 22,232 | $13.20 | $293,462 | Aug 23, 2019 | |
| AMBA | Option Exercise | 1,312 | — | — | Jun 18, 2019 | |
| 0001160958 | Award / Grant | 4,020 | — | — | May 24, 2019 | |
| AMBA | Option Exercise | 1,312 | — | — | Mar 19, 2019 | |
| 0001160958 | Gift | 20,000 | — | — | Feb 25, 2019 | |
| AMBA | Option Exercise | 1,312 | — | — | Dec 18, 2018 | |
| AMBA | Option Exercise | 1,232 | — | — | Sep 18, 2018 | |
| ACMR | Option Exercise | 30,000 | $3.00 | $90,000 | Aug 30, 2018 |