Feng-Ming Wang
Feng-Ming Wang: CEO · Director at Ambarella. What Feng-Ming Wang 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)
Feng-Ming Wang holds 767,759 Ambarella shares (1.7% of the company), worth about $52.1M at the last price, according to the Form 4 of Sep 17, 2026.
- Shares held: 767,759 (1.7%), $52.1M — Held in their own name.
- Share units: 53,203 (0.12%), $3.6M — Ambarella promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
- Share units: 39,120 (0.09%), $2.7M — 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 (CEO): open-market sale of 6,086 at $64.83; 767,759 shares after 0001280263-26-000073
- Ambarella (AMBA) — Form 4 of Jul 1, 2026 (CEO): open-market sale of 16,250 at $90.08; 773,607 shares after 0001280263-26-000052
- Ambarella (AMBA) — Form 4 of Jun 17, 2026 (CEO): open-market sale of 6,204 at $67.87; gift of 10,000; 789,857 shares after 0001280263-26-000044
- Ambarella (AMBA) — Form 4 of May 26, 2026 (CEO): open-market sale of 17,285 at $90.38; open-market sale of 6,065 at $91.23; 806,061 shares after 0001280263-26-000036
- Ambarella (AMBA) — Form 4 of Mar 19, 2026 (CEO): option exercise or conversion of 27,598; open-market sale of 18,976 at $52.77; 838,561 shares after 0001280263-26-000027
- Ambarella (AMBA) — Form 4 of Mar 2, 2026 (CEO): option exercise or conversion of 50,000 at $41.36; open-market sale of 1,000 at $56.83; 822,182 shares after 0001280263-26-000022
- Ambarella (AMBA) — Form 4 of Dec 19, 2025 (CEO): open-market sale of 4,950 at $71.82; gift of 15,000; 768,979 shares after 0001280263-25-000067
- Ambarella (AMBA) — Form 4 of Sep 17, 2025 (CEO): open-market sale of 4,928 at $79.43; 788,929 shares after 0001280263-25-000055
- Ambarella (AMBA) — Form 4 of Jun 17, 2025 (CEO): open-market sale of 4,677 at $52.26; 793,634 shares after 0001280263-25-000025
- Ambarella (AMBA) — Form 4 of Mar 18, 2025 (CEO): open-market sale of 3,194 at $55.02; 798,311 shares after 0001280263-25-000018
- Ambarella (AMBA) — Form 4 of Mar 6, 2025 (CEO): grant or award of 39,120; grant or award of 11,024; 801,271 shares after 0001280263-25-000010
- Ambarella (AMBA) — Form 4 of Dec 16, 2024 (CEO): open-market sale of 4,296 at $75.41; 755,231 shares after 0001280263-24-000059
- Ambarella (AMBA) — Form 4 of Oct 7, 2024 (CEO): gift of 40,000; 759,527 shares after 0001280263-24-000054
- Ambarella (AMBA) — Form 4 of Sep 17, 2024 (CEO): open-market sale of 4,301 at $53.54; 799,527 shares after 0001280263-24-000045
- Ambarella (AMBA) — Form 4 of Sep 5, 2024 (CEO): option exercise or conversion of 4,382 at $38.92; open-market sale of 4,382 at $56.02; 803,574 shares after 0001280263-24-000043
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.