Wang Feng-Ming
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Wang Feng-Ming. 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 | CEO | Gift | 15,000 | — | — | Dec 17, 2025 |
| AMBA | CEO | Sale | 4,928 | $79.43 | $391,431 | Sep 17, 2025 |
| AMBA | CEO | Sale | 4,677 | $52.26 | $244,420 | Jun 17, 2025 |
| AMBA | CEO | Sale | 3,194 | $55.02 | $175,734 | Mar 18, 2025 |
| AMBA | CEO | Sale | 4,104 | $55.11 | $226,171 | Feb 28, 2025 |
| AMBA | CEO | Sale | 4,296 | $75.41 | $323,961 | Dec 16, 2024 |
| AMBA | CEO | Gift | 40,000 | — | — | Oct 7, 2024 |
| AMBA | CEO | Sale | 4,301 | $53.54 | $230,276 | Sep 17, 2024 |
| AMBA | CEO | Option Exercise | 31,618 | $38.92 | $1,230,573 | Sep 4, 2024 |
| AMBA | CEO | Sale | 3,058 | $55.48 | $169,658 | Jun 18, 2024 |
| AMBA | CEO | Sale | 2,173 | $49.27 | $107,064 | Mar 18, 2024 |
| AMBA | CEO | Sale | 1,297 | $57.16 | $74,137 | Mar 7, 2024 |
| AMBA | CEO | Award / Grant | 45,929 | — | — | Feb 29, 2024 |
| AMBA | CEO | Sale | 3,093 | $63.04 | $194,983 | Dec 19, 2023 |
| AMBA | CEO | Sale | 3,019 | $57.30 | $172,989 | Sep 18, 2023 |
| AMBA | CEO | Sale | 3,039 | $84.80 | $257,707 | Jun 15, 2023 |
| AMBA | CEO | Sale | 16,644 | $76.85 | $1,279,091 | Mar 15, 2023 |
| AMBA | CEO | Option Exercise | 7,300 | — | — | Dec 16, 2022 |
| AMBA | CEO | Sale | 3,736 | $63.25 | $236,302 | Sep 16, 2022 |
| AMBA | CEO | Option Exercise | 7,300 | — | — | Jun 16, 2022 |
| AMBA | CEO | Sale | 46,908 | $91.20 | $4,278,010 | Mar 16, 2022 |
| AMBA | CEO | Sale | 2,982 | $84.42 | $251,740 | Mar 14, 2022 |
| AMBA | CEO | Award / Grant | 8,463 | — | — | Mar 8, 2022 |
| AMBA | CEO | Gift | 15,000 | — | — | Dec 16, 2021 |
| AMBA | CEO | Sale | 4,452 | $192.69 | $857,856 | Dec 3, 2021 |
| AMBA | CEO | Gift | 10,000 | — | — | Nov 1, 2021 |
| AMBA | CEO | Option Exercise | 44,444 | $8.82 | $391,996 | Jul 19, 2021 |
| AMBA | CEO | Sale | 6,184 | $101.39 | $626,996 | Jun 16, 2021 |
| AMBA | CEO | Option Exercise | 83,554 | — | — | Mar 16, 2021 |
| AMBA | CEO | Sale | 1,675 | $109.70 | $183,748 | Mar 9, 2021 |
| AMBA | CEO | Sale | 5,429 | $90.25 | $489,967 | Dec 16, 2020 |
| AMBA | CEO | Option Exercise | 66,666 | $8.82 | $587,994 | Oct 8, 2020 |
| AMBA | CEO | Option Exercise | 10,637 | — | — | Sep 16, 2020 |
| AMBA | CEO | Sale | 5,342 | $52.13 | $278,478 | Jun 16, 2020 |
| AMBA | CEO | Sale | 4,972 | $47.81 | $237,711 | Mar 27, 2020 |
| AMBA | CEO | Option Exercise | 36,623 | — | — | Mar 17, 2020 |
| AMBA | CEO | Sale | 3,440 | $56.31 | $193,706 | Dec 17, 2019 |
| AMBA | CEO | Gift | 10,000 | — | — | Oct 16, 2019 |
| AMBA | CEO | Option Exercise | 7,045 | — | — | Sep 17, 2019 |
| AMBA | CEO | Option Exercise | 99,777 | $6.62 | $660,524 | Sep 4, 2019 |
| AMBA | CEO | Option Exercise | 11,333 | $6.62 | $75,024 | Aug 9, 2019 |
| AMBA | CEO | Sale | 5,535 | $43.06 | $238,337 | Jun 18, 2019 |
| AMBA | CEO | Sale | 5,409 | $43.48 | $235,183 | Mar 19, 2019 |
| AMBA | CEO | Sale | 7,627 | $38.00 | $289,826 | Dec 18, 2018 |
| AMBA | CEO | Option Exercise | 8,402 | — | — | Dec 18, 2018 |
| AMBA | CEO | Option Exercise | 13,651 | — | — | Sep 19, 2018 |
| AMBA | CEO | Option Exercise | 10,180 | — | — | Jun 18, 2018 |
| AMBA | CEO | Option Exercise | 104,444 | $2.93 | $306,021 | Jun 6, 2018 |
| AMBA | CEO | Option Exercise | 10,180 | — | — | Mar 16, 2018 |
| AMBA | CEO | Option Exercise | 10,179 | — | — | Dec 18, 2017 |