Company · CIK 0001280263 · SIC 3674 — Semiconductors & Related Devices · Nasdaq
AMBARELLA INC · AMBA
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2026 SForm 4 → | Sep 21, 5:57 pm EDT | John Alexander YoungCFO | 1,896 | $67.28 | $127,563 | 107,806 | −1.73% | 10b5-1 |
| Sep 17, 2026 SForm 4 → | Sep 18, 4:51 pm EDT | Feng-Ming WangCEO, Director | 6,086 | $64.83 | $394,555 | 767,759 | −0.79% | |
| Sep 17, 2026 SForm 4 → | Sep 18, 4:50 pm EDT | Chi-Hong JuSenior VP, Systems & GM | 2,009 | $64.83 | $130,243 | 154,153 | −1.29% | |
| Sep 17, 2026 SForm 4 → | Sep 18, 4:50 pm EDT | Chan W LeeChief Operations Officer | 2,893 | $64.83 | $187,553 | 154,443 | −1.84% | |
| Sep 17, 2026 SForm 4 → | Sep 18, 4:50 pm EDT | John Alexander YoungCFO | 3,126 | $64.83 | $202,659 | 109,702 | −2.77% | |
| Sep 8, 2026 AForm 4 → | Sep 10, 5:36 pm EDT | Chenming HuDirector | 3,151 | — | — | 32,667 | — | |
| Sep 8, 2026 AForm 4 → | Sep 10, 4:49 pm EDT | Gregory M BryantDirector | 3,151 | — | — | 5,608 | — | |
| Sep 8, 2026 AForm 4 → | Sep 10, 4:48 pm EDT | Chantelle Yvette BreithauptDirector | 3,151 | — | — | 8,091 | — | |
| Sep 8, 2026 AForm 4 → | Sep 10, 4:48 pm EDT | Elizabeth M SchwartingDirector | 3,151 | — | — | 9,841 | — | |
| Sep 8, 2026 AForm 4 → | Sep 10, 4:48 pm EDT | Hsiao-Wuen HonDirector | 3,151 | — | — | 33,927 | — | |
| Sep 8, 2026 AForm 4 → | Sep 10, 4:48 pm EDT | David Jeffrey RichardsonDirector | 3,151 | — | — | 5,649 | — | |
| Sep 8, 2026 AForm 4 → | Sep 10, 4:47 pm EDT | Christopher B PaisleyDirector | 3,151 | — | — | 44,180 | — | |
| Jul 9, 2026 SForm 4 → | Jul 10, 4:55 pm EDT | Yun-Lung ChenVP, Business Dev. & Marketing | 5,958 | $78.66 | $468,656 | 60,557 | −8.96% | |
| Jul 1, 2026 SForm 4 → | Jul 2, 4:58 pm EDT | Chi-Hong JuSenior VP, Systems & GM | 10,000 | $88.84 | $888,400 | 155,924 | −6.03% | |
| Jul 1, 2026 SForm 4 → | Jul 2, 4:57 pm EDT | Feng-Ming WangCEO, Director | 16,250 | $90.08 | $1,463,800 | 773,607 | −2.06% | 10b5-1 |
| Jun 26, 2026 SForm 4 → | Jun 30, 5:17 pm EDT | Christopher B PaisleyDirector | 250 | $62.01 | $15,503 | 41,029 | −0.61% | 10b5-1 |
| Jun 17, 2026 SForm 4 → | Jun 18, 4:55 pm EDT | John Alexander YoungCFO | 5,033 | $67.54 | $339,946 | 112,590 | −4.28% | 10b5-1 |
| Jun 17, 2026 SForm 4 → | Jun 18, 4:55 pm EDT | Chan W LeeChief Operations Officer | 2,951 | $67.87 | $200,284 | 157,098 | −1.84% | |
| Jun 17, 2026 SForm 4 → | Jun 18, 4:54 pm EDT | Chi-Hong JuSenior VP, Systems & GM | 2,017 | $67.87 | $136,894 | 165,924 | −1.20% | |
| Jun 17, 2026 GForm 4 → | Jun 18, 4:54 pm EDT | Feng-Ming WangCEO, Director | 10,000 | — | — | 789,857 | — | |
| Jun 17, 2026 SForm 4 → | Jun 18, 4:54 pm EDT | Feng-Ming WangCEO, Director | 6,204 | $67.87 | $421,065 | 799,857 | −0.77% | |
| Jun 12, 2026 SForm 4 → | Jun 16, 4:57 pm EDT | Yun-Lung ChenVP, Business Development and | 9,856 | $67.06 | $660,943 | 66,515 | −12.9% |
Reported at this company — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.