AMBA
AMBARELLA INC
Latest Form 4:Sale$469KbyChen Yun-Lung (VP, Business Dev. & Marketing) · filed Jul 10, 2026
AMBARELLA INC (AMBA) has 47 SEC Form 4 filings (75 transaction rows) in the rolling window, disclosed by 8 distinct insiders. Most recent filing: Jul 10, 2026.
The most active filer is Senior VP, Systems & GM Ju Chi-Hong with 10 filings. Insiders have net sold $14.3M over the trailing 6 months.
- Industry:Semiconductors
- CEO:Feng-Ming Wang
- Employees:941
- HQ:Santa Clara, CA, US
- IPO:2012-10-10
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$19.0M
reported sales (SEC code S)
Unique Insiders
8
in the rolling window
Market Cap
$3.1B
latest known value
| Source | ||||||
|---|---|---|---|---|---|---|
| VP, Business Dev. & Marketing | Sale | 5,958 | $469K | Jul 10 | SEC ↗ | |
| Senior VP, Systems & GM | Sale | 10,000 | $888K | Jul 2 | SEC ↗ | |
| CEO | Sale | 16,250 | $1.5M | Jul 2 | SEC ↗ | |
| Director | Sale | 250 | $16K | Jun 30 | SEC ↗ | |
| CFO | Sale | 5,033 | $340K | Jun 18 | SEC ↗ | |
Lee Chan WFirst in 3 months | Chief Operations Officer | Sale | 2,951 | $200K | Jun 18 | SEC ↗ |
Ju Chi-HongFirst in 3 months | Senior VP, Systems & GM | Sale | 2,017 | $137K | Jun 18 | SEC ↗ |
| CEO | Sale | 6,204 | $421K | Jun 18 | SEC ↗ | |
Chen Yun-LungFirst in 9 months | VP, Business Development and | Sale | 9,856 | $661K | Jun 16 | SEC ↗ |
| CFO | Sale | 400 | $38K | May 29 | SEC ↗ | |
| CEO | Sale | 32,500 | $3.0M | May 29 | SEC ↗ | |
| CFO | Sale | 1,971 | $118K | Apr 22 | SEC ↗ | |
| CEO | Sale | 18,976 | $1.0M | Mar 19 | SEC ↗ | |
| CEO | Sale | 8,083 | $438K | Mar 19 | SEC ↗ | |
Lee Chan WFirst in 3 months | Chief Operations Officer | Sale | 6,729 | $355K | Mar 19 | SEC ↗ |
Lee Chan WFirst in 3 months | Chief Operations Officer | Sale | 3,641 | $197K | Mar 19 | SEC ↗ |
Young John AlexanderFirst in 3 months | CFO | Sale | 4,577 | $242K | Mar 19 | SEC ↗ |
Young John AlexanderFirst in 3 months | CFO | Sale | 3,038 | $164K | Mar 19 | SEC ↗ |
| Senior VP, Systems & GM, Asia | Sale | 4,729 | $250K | Mar 19 | SEC ↗ | |
| Senior VP, Systems & GM, Asia | Sale | 2,155 | $117K | Mar 19 | SEC ↗ | |
| CEO | Sale | 50,000 | $3.0M | Mar 4 | SEC ↗ | |
| Senior VP, Systems & GM, Asia | Sale | 11,710 | $823K | Jan 23 | SEC ↗ | |
| Senior VP, Systems & GM, Asia | Sale | 7,728 | $584K | Jan 7 | SEC ↗ | |
| Director | Sale | 500 | $36K | Dec 29 | SEC ↗ | |
Wang Feng-MingFirst in 3 months | CEO | Sale | 4,950 | $356K | Dec 19 | SEC ↗ |
Young John AlexanderFirst in 3 months | CFO | Sale | 2,579 | $185K | Dec 19 | SEC ↗ |
Young John AlexanderFirst in 3 months | CFO | Sale | 3,791 | $277K | Dec 19 | SEC ↗ |
Lee Chan WFirst in 3 months | Chief Operations Officer | Sale | 2,406 | $173K | Dec 19 | SEC ↗ |
| Senior VP, Systems & GM, Asia | Sale | 1,342 | $96K | Dec 19 | SEC ↗ | |
| Director | Sale | 624 | $45K | Dec 18 | SEC ↗ | |
| Senior VP, Systems & GM, Asia | Sale | 5,057 | $411K | Oct 15 | SEC ↗ | |
| Senior VP, Systems & GM, Asia | Sale | 6,156 | $498K | Oct 15 | SEC ↗ | |
Schwarting Elizabeth MFirst filing | Director | Sale | 2,664 | $227K | Oct 8 | SEC ↗ |
Ju Chi-HongFirst filing | Sr. Vice President, Systems | Sale | 1,168 | $93K | Sep 19 | SEC ↗ |
Young John AlexanderFirst filing | CFO | Sale | 2,566 | $204K | Sep 19 | SEC ↗ |
Lee Chan WFirst filing | Chief Operating Officer | Sale | 1,947 | $155K | Sep 19 | SEC ↗ |
Wang Feng-MingFirst filing | CEO | Sale | 4,928 | $391K | Sep 19 | SEC ↗ |
Kohn LeslieFirst filing | Chief Technology Officer | Sale | 2,249 | $179K | Sep 19 | SEC ↗ |
Chen Yun-LungFirst filing | VP, Business Development | Sale | 8,492 | $717K | Sep 12 | SEC ↗ |
Related companies
AMBARELLA INC is in the Technology sector.