Company Analysis

Ambarella, Inc. (AMBA)

Nasdaq: AMBA · Semiconductors & Related Devices · Santa Clara, CA · filing with the SEC since 2004
Grade5.6
◀ Past 4.7● Present 5.1▶ Future 7.2

Who runs Ambarella, Inc.

Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filed
Chief executive, as filed
Wang Feng-Ming
CEO. First filing Oct 2012, latest Sep 18, 2026, 53 filings in all.
Officers reporting now
6
of 13 people with a filing in the last fifteen months
Directors reporting now
7
21 people on the record since 2012
In the company's own wordswritten from its filings, read Sep 20, 2026

Feng-Ming (Fermi) Wang co-founded Ambarella in January 2004 and has been its chairman, president and chief executive ever since. Before that he co-founded and ran Afara Websystems, a microprocessor developer sold to Sun Microsystems in 2002, and from 1991 to 2000 worked at C-Cube Microsystems, a digital video company. Two more of the founding team still run engineering: Chan W. Lee, chief operating officer since September 2021 after leading chip design (VLSI) from February 2004, and Chi-Hong (John) Ju, senior vice president for systems since September 2021 after leading software from February 2004. John A. Young became chief financial officer in February 2024; he joined as corporate controller in March 2017 from Mellanox Technologies. 12345

Leslie Kohn, the chief technology officer, who had filed as an officer and director since 2012, resigned those roles in November 2025 and stays on as chief technology advisor. Yun-Lung (Michael) Chen has run business development since June 2011; from 1997 to 2002 he was director of sales at Wintech Microelectronics, the distributor now named WT Microelectronics, which handles most of Ambarella's sales. 6789

The board has eight members. Chenming Hu, a Berkeley professor since 1976 and TSMC's chief technology officer from 2001 to 2004, has served since November 2011, and Christopher Paisley, an accounting professor at Santa Clara University, since August 2012. Later directors bring operating experience: D. Jeffrey Richardson (since March 2014), once chief operating officer of LSI; Hsiao-Wuen Hon (August 2017), who spent over 28 years at Microsoft; Elizabeth Schwarting (June 2020), who ran the electronic controls unit of Delphi; Chantelle Breithaupt (February 2025), chief financial officer of Arista Networks; and Gregory Bryant (February 2026), who ran Analog Devices's business units from 2022 to 2025. 101112131415161718

At January 31, 2026 Ambarella employed 959 people: 252 in the United States, 612 in Asia (372 in Taiwan and 225 in China) and 95 in Europe. About three in four work in research and development, 23% in sales, marketing and administration and 2% in operations, in four design centers in the United States, China, Italy and Taiwan. About 39% of the workforce is represented by a work council in Taiwan. Average tenure is about 8.1 years, 31% have been with the company more than ten years, and voluntary turnover in fiscal 2026 was about 7.7%. 1920212223

Sources (23)
Officerssales are open-market, Sep 30, 2025 to Sep 30, 2026
NameTitle as filedFirst filingLatest filingSales, 12 months
Young John AlexanderCFOFeb 2024Sep 21, 202610 · $1.7M
Wang Feng-MingCEOOct 2012Sep 18, 202614 · $10.1M
Lee Chan WChief Operations OfficerSep 2021Sep 18, 20265 · $1.1M
Ju Chi-HongSenior VP, Systems & GMSep 2021Sep 18, 202611 · $3.9M
Chen Yun-LungVP, Business Dev. & MarketingMar 2014Jul 10, 20262 · $1.1M
Kohn LeslieChief Technology OfficerOct 2012Sep 19, 2025none
Directorssales are open-market, Sep 30, 2025 to Sep 30, 2026
NameRoleFirst filingLatest filingSales, 12 months
Paisley Christopher BdirectorOct 2012Sep 28, 20263 · $100,000
Breithaupt Chantelle YvettedirectorMar 2025Sep 10, 2026none
Bryant Gregory MdirectorMar 2026Sep 10, 2026none
Hon Hsiao-WuendirectorSep 2017Sep 10, 2026none
Hu ChenmingdirectorOct 2012Sep 10, 2026none
Richardson David JeffreydirectorMar 2014Sep 10, 2026none
Schwarting Elizabeth MdirectorJun 2020Sep 10, 20262 · $300,000
Earlier names on the record10, newest filing first

A person is listed as reporting now after a filing in the last fifteen months. The record shows when someone last filed; it does not say why they stopped. Each name links to the filings on sec.gov.

SI Assistanton AMBA · research, not advice