Lee Chan W insider trades
Lee Chan W has filed 35 Form 4s with the SEC that we hold, all for Ambarella INC (AMBA), as Chief Operations Officer. Across all of them we count 0 purchases worth $0 and 35 sales worth $8.3M reported on Form 4. In the last 12 months: 0 purchases ($0) and 5 sales ($1.1M). The largest single trade was a sale of 31,450 shares of Ambarella INC worth $2.9M, dated 2022-03-16. Of 1 sale filed since we began reading the 10b5-1 checkbox, 0 (0%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-09-17 and the latest 2026-09-18.
Ambarella INC (AMBA)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-12-03 | S, sale reported on Form 4 | 2,808 | $541.1K | 2021-12-07 |
| 2021-12-16 | S, sale reported on Form 4 | 2,997 | $566.0K | 2021-12-17 |
| 2022-03-14 | S, sale reported on Form 4 | 1,595 | $134.6K | 2022-03-14 |
| 2022-03-16 | S, sale reported on Form 4 | 31,450 | $2.9M | 2022-03-18 |
| 2022-06-16 | S, sale reported on Form 4 | 2,184 | $144.7K | 2022-06-17 |
| 2022-09-16 | S, sale reported on Form 4 | 2,072 | $131.1K | 2022-09-20 |
| 2022-12-16 | S, sale reported on Form 4 | 2,055 | $172.1K | 2022-12-20 |
| 2023-03-17 | S, sale reported on Form 4 | 9,430 | $724.7K | 2023-03-17 |
| 2023-06-20 | S, sale reported on Form 4 | 1,492 | $126.5K | 2023-06-20 |
| 2023-09-18 | S, sale reported on Form 4 | 1,484 | $85.0K | 2023-09-20 |
| 2023-12-19 | S, sale reported on Form 4 | 1,520 | $95.8K | 2023-12-21 |
| 2024-03-08 | S, sale reported on Form 4 | 642 | $36.7K | 2024-03-11 |
| 2024-03-18 | S, sale reported on Form 4 | 1,075 | $53.0K | 2024-03-20 |
| 2024-06-18 | S, sale reported on Form 4 | 1,504 | $83.4K | 2024-06-20 |
| 2024-09-17 | S, sale reported on Form 4 | 1,490 | $79.8K | 2024-09-19 |
| 2024-12-16 | S, sale reported on Form 4 | 1,488 | $112.2K | 2024-12-18 |
| 2025-01-02 | S, sale reported on Form 4 | 1,000 | $73.3K | 2025-01-03 |
| 2025-01-03 | S, sale reported on Form 4 | 1,000 | $75.1K | 2025-01-03 |
| 2025-01-06 | S, sale reported on Form 4 | 1,000 | $79.2K | 2025-01-08 |
| 2025-01-07 | S, sale reported on Form 4 | 1,000 | $78.7K | 2025-01-08 |
| 2025-01-08 | S, sale reported on Form 4 | 1,000 | $73.5K | 2025-01-08 |
| 2025-01-10 | S, sale reported on Form 4 | 1,000 | $74.1K | 2025-01-14 |
| 2025-01-13 | S, sale reported on Form 4 | 1,000 | $73.5K | 2025-01-14 |
| 2025-01-14 | S, sale reported on Form 4 | 1,000 | $75.7K | 2025-01-14 |
| 2025-01-15 | S, sale reported on Form 4 | 1,000 | $75.9K | 2025-01-17 |
| 2025-01-16 | S, sale reported on Form 4 | 1,000 | $77.2K | 2025-01-17 |
| 2025-03-06 | S, sale reported on Form 4 | 2,108 | $116.2K | 2025-03-07 |
| 2025-03-18 | S, sale reported on Form 4 | 1,468 | $80.8K | 2025-03-20 |
| 2025-06-17 | S, sale reported on Form 4 | 1,601 | $83.7K | 2025-06-20 |
| 2025-09-17 | S, sale reported on Form 4 | 1,947 | $154.7K | 2025-09-19 |
| 2025-12-17 | S, sale reported on Form 4 | 2,406 | $172.8K | 2025-12-19 |
| 2026-03-17 | S, sale reported on Form 4 | 6,729 | $355.1K | 2026-03-19 |
| 2026-03-19 | S, sale reported on Form 4 | 3,641 | $197.1K | 2026-03-19 |
| 2026-06-17 | S, sale reported on Form 4 | 2,951 | $200.3K | 2026-06-18 |
| 2026-09-17 | S, sale reported on Form 4 | 2,893 | $187.6K | 2026-09-18 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1882825) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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