Wang Feng-Ming
CEO
Wang Feng-Ming has filed 8 SEC Form 4 filings (21 transaction rows) across 1 company, with disclosures dating back to 2025. 7 of those filings fall inside the rolling window. Most recent filing: Sep 18, 2026.
On the most recent filing, Wang Feng-Ming is listed as CEO at AMBARELLA INC. Inside the rolling window, Wang Feng-Ming reported no open-market purchases and 8 open-market sales totaling $10.1M in AMBA. The largest disclosed transaction in the window is a sale of 50,000 AMBA shares on Mar 2, 2026, worth $3.0M.
Companies traded
Other insiders at AMBA
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$10.1M
reported sales (SEC code S)
Companies
1
in the rolling window
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Sep 17, 2025 | AMBA | Sale | $391K |
Frequently asked questions
How many SEC Form 4 filings has Wang Feng-Ming made?
Wang Feng-Ming has filed 8 SEC Form 4 filings (21 transaction rows) across 1 company since 2025.
Which companies does Wang Feng-Ming trade?
Wang Feng-Ming has filed SEC Form 4 disclosures for 1 company, including AMBA.
When was Wang Feng-Ming's most recent SEC Form 4 filing?
Wang Feng-Ming's most recent SEC Form 4 filing on Tracefour is dated Sep 18, 2026.
What is Wang Feng-Ming's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Wang Feng-Ming is listed as CEO.
What is Wang Feng-Ming's total buy and sell value in the current window?
Inside the rolling retention window, Wang Feng-Ming bought $0 and sold $10.1M based on SEC Form 4 filings.
What was Wang Feng-Ming's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 50,000 AMBA shares on 2026-03-02, worth $3.0M, per SEC Form 4 filings.