Yun-Lung Chen
Yun-Lung Chen: VP, Business Dev. & Marketing at Ambarella. What Yun-Lung Chen 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)
Yun-Lung Chen holds 60,557 Ambarella shares (0.14% of the company), worth about $3.9M at the last price, according to the Form 4 of Jul 9, 2026.
- Shares held: 60,557 (0.14%), $3.9M — Held in their own name.
- Share units: 7,220 (0.02%), $468,505.80 — Ambarella promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
- Share units: 5,868 (0.01%), $380,774.52 — 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 Jul 9, 2026 (VP, Business Dev. & Marketing): open-market sale of 5,958 at $78.66; 60,557 shares after 0001280263-26-000055
- Ambarella (AMBA) — Form 4 of Jun 12, 2026 (VP, Business Development and): open-market sale of 9,856 at $67.06; 66,515 shares after 0001280263-26-000039
- Ambarella (AMBA) — Form 4 of Mar 18, 2026 (VP, Business Development and M): option exercise or conversion of 4,651; grant or award of 2,849; 76,371 shares after 0001280263-26-000030
- Ambarella (AMBA) — Form 4 of Mar 2, 2026 (VP, Business Development and M): grant or award of 7,220; 68,871 shares after 0001280263-26-000025
- Ambarella (AMBA) — Form 4 of Sep 10, 2025 (VP, Business Development): open-market sale of 8,492 at $84.42; 61,651 shares after 0001280263-25-000049
- Ambarella (AMBA) — Form 4 of Mar 5, 2025 (VP, Business Development): grant or award of 5,868; grant or award of 2,249; 70,143 shares after 0001280263-25-000014
- Ambarella (AMBA) — Form 4 of Sep 3, 2024 (VP, Business Development): option exercise or conversion of 5,963 at $38.92; open-market sale of 5,963 at $57.56; 62,026 shares after 0001280263-24-000042
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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