Chan W. Lee
Chan W. Lee: Chief Operations Officer at Ambarella. What Chan W. Lee holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Ambarella (AMBA)
Chan W. Lee holds 154,443 Ambarella shares (0.35% of the company), worth about $10.0M at the last price, according to the Form 4 of Sep 17, 2026.
- Shares held: 154,443 (0.35%), $10.0M — Held in their own name.
- Share units: 24,701 (0.06%), $1.6M — Ambarella promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
- Share units: 18,256 (0.04%), $1.2M — Ambarella promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- Ambarella (AMBA) — Form 4 of Sep 17, 2026 (Chief Operations Officer): open-market sale of 2,893 at $64.83; 154,443 shares after 0001280263-26-000071
- Ambarella (AMBA) — Form 4 of Jun 17, 2026 (Chief Operations Officer): open-market sale of 2,951 at $67.87; 157,098 shares after 0001280263-26-000046
- Ambarella (AMBA) — Form 4 of Mar 19, 2026 (Chief Operations Officer): option exercise or conversion of 13,678; open-market sale of 6,729 at $52.77; 160,049 shares after 0001280263-26-000029
- Ambarella (AMBA) — Form 4 of Mar 2, 2026 (Chief Operations Officer): grant or award of 24,701; 149,267 shares after 0001280263-26-000024
- Ambarella (AMBA) — Form 4 of Dec 17, 2025 (Chief Operations Officer): open-market sale of 2,406 at $71.82; 124,566 shares after 0001280263-25-000069
- Ambarella (AMBA) — Form 4 of Sep 17, 2025 (Chief Operating Officer): open-market sale of 1,947 at $79.43; 126,972 shares after 0001280263-25-000058
- Ambarella (AMBA) — Form 4 of Jun 17, 2025 (Chief Operating Officer): open-market sale of 1,601 at $52.26; 128,696 shares after 0001280263-25-000028
- Ambarella (AMBA) — Form 4 of Mar 18, 2025 (Chief Operating Officer): open-market sale of 1,468 at $55.02; 130,297 shares after 0001280263-25-000021
- Ambarella (AMBA) — Form 4 of Mar 6, 2025 (Chief Operating Officer): grant or award of 18,256; grant or award of 5,465; 131,531 shares after 0001280263-25-000013
- Ambarella (AMBA) — Form 4 of Jan 16, 2025 (Chief Operating Officer): open-market sale of 1,000 at $75.90; open-market sale of 1,000 at $77.21; 109,918 shares after 0001280263-25-000005
- Ambarella (AMBA) — Form 4 of Jan 14, 2025 (Chief Operating Officer): open-market sale of 1,000 at $74.12; open-market sale of 1,000 at $73.50; 111,918 shares after 0001280263-25-000004
- Ambarella (AMBA) — Form 4 of Jan 8, 2025 (Chief Operating Officer): open-market sale of 1,000 at $79.15; open-market sale of 1,000 at $78.73; 114,918 shares after 0001280263-25-000003
- Ambarella (AMBA) — Form 4 of Jan 3, 2025 (Chief Operating Officer): open-market sale of 1,000 at $73.32; open-market sale of 1,000 at $75.06; 117,918 shares after 0001280263-25-000001
- Ambarella (AMBA) — Form 4 of Dec 16, 2024 (Chief Operating Officer): open-market sale of 1,488 at $75.41; 119,918 shares after 0001280263-24-000062
- Ambarella (AMBA) — Form 4 of Sep 17, 2024 (Chief Operating Officer): open-market sale of 1,490 at $53.54; 121,406 shares after 0001280263-24-000048
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.
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