John Alexander Young
John Alexander Young: CFO at Ambarella. What John Alexander Young 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)
John Alexander Young holds 107,806 Ambarella shares (0.24% of the company), worth about $7.0M at the last price, according to the Form 4 of Sep 18, 2026.
- Shares held: 107,806 (0.24%), $7.0M — Held in their own name.
- Options: 24,600 (0.06%), $1.6M — The right to buy 24,600 shares at $55.80 each, until 2027. Not bought yet.
- Share units: 15,201 (0.03%), $986,392.89 — Ambarella promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
- Share units: 12,388 (0.03%), $803,857.32 — 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 18, 2026 (CFO): open-market sale of 1,896 at $67.28; 107,806 shares after 0001280263-26-000075
- Ambarella (AMBA) — Form 4 of Sep 17, 2026 (CFO): open-market sale of 3,126 at $64.83; 109,702 shares after 0001280263-26-000070
- Ambarella (AMBA) — Form 4 of Jun 17, 2026 (CFO): open-market sale of 3,186 at $67.87; open-market sale of 1,847 at $66.98; 112,590 shares after 0001280263-26-000047
- Ambarella (AMBA) — Form 4 of May 26, 2026 (CFO): option exercise or conversion of 400 at $55.80; open-market sale of 400 at $96.00; 117,623 shares after 0001280263-26-000037
- Ambarella (AMBA) — Form 4 of Apr 21, 2026 (CFO): open-market sale of 1,971 at $60.00; 117,623 shares after 0001280263-26-000033
- Ambarella (AMBA) — Form 4 of Mar 19, 2026 (CFO): option exercise or conversion of 3,556; open-market sale of 4,577 at $52.77; 119,594 shares after 0001280263-26-000031
- Ambarella (AMBA) — Form 4 of Mar 2, 2026 (CFO): grant or award of 15,201; 117,939 shares after 0001280263-26-000026
- Ambarella (AMBA) — Form 4 of Dec 18, 2025 (CFO): open-market sale of 2,579 at $71.82; open-market sale of 3,791 at $72.96; 102,738 shares after 0001280263-25-000070
- Ambarella (AMBA) — Form 4 of Sep 17, 2025 (CFO): open-market sale of 2,566 at $79.43; 109,108 shares after 0001280263-25-000059
- Ambarella (AMBA) — Form 4 of Jun 17, 2025 (CFO): open-market sale of 2,435 at $52.26; 111,451 shares after 0001280263-25-000030
- Ambarella (AMBA) — Form 4 of Mar 18, 2025 (CFO): open-market sale of 2,103 at $55.02; 113,886 shares after 0001280263-25-000023
- Ambarella (AMBA) — Form 4 of Mar 6, 2025 (CFO): grant or award of 12,388; grant or award of 4,637; 115,755 shares after 0001280263-25-000016
- Ambarella (AMBA) — Form 4 of Dec 16, 2024 (CFO): open-market sale of 2,136 at $75.41; 101,393 shares after 0001280263-24-000064
- Ambarella (AMBA) — Form 4 of Sep 17, 2024 (CFO): open-market sale of 2,139 at $53.54; 103,529 shares after 0001280263-24-000050
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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