MetaCap

Ambarella Insider Trades

NASDAQ: AMBATechnologySemiconductorsUSD

67.04+4.15 (+6.59%)

Market open · Delayed 15 min · as of Oct 9, 3:23 PM ET

Last 12 months

Purchases
0 · $0
Sales
38 · $16.02M
Shares bought / sold
0 / 231.52K
Net activity
Net selling $16.0 million

Ambarella insider activity

Over the last 12 months, Ambarella insiders reported 64 transactions on SEC Form 4: 0 open-market purchases and 38 sales. Insiders bought $0 and sold $16.0 million worth of stock, for net insider selling of $16.0 million. The largest seller was Wang Feng-Ming, with $9.7 million in reported sales.

The most recent filing shows PAISLEY CHRISTOPHER B (Director) selling 250 shares at $70.76 on Sep 25, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put AMBA's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

AMBA insider transactions

Ambarella insider transactions
DateInsiderTypeSharesValueFiling
Sep 25, 2026PAISLEY CHRISTOPHER BDirectorSale250$17.69KForm 4
Sep 18, 2026Young John AlexanderCFOSale1,896$127.56KForm 4
Sep 17, 2026Young John AlexanderCFOSale3,126$202.66KForm 4
Sep 17, 2026Lee Chan WChief Operations OfficerSale2,893$187.55KForm 4
Sep 17, 2026Wang Feng-MingCEOSale6,086$394.56KForm 4
Sep 17, 2026Ju Chi-HongSenior VP, Systems & GMSale2,009$130.24KForm 4
Sep 8, 2026PAISLEY CHRISTOPHER BDirectorAward3,151—Form 4
Sep 8, 2026Bryant Gregory MDirectorAward3,151—Form 4
Sep 8, 2026Hon Hsiao-WuenDirectorAward3,151—Form 4
Sep 8, 2026RICHARDSON DAVID JEFFREYDirectorAward3,151—Form 4
Sep 8, 2026Breithaupt Chantelle YvetteDirectorAward3,151—Form 4
Sep 8, 2026Schwarting Elizabeth MDirectorAward3,151—Form 4
Sep 8, 2026Hu ChenmingDirectorAward3,151—Form 4
Jul 9, 2026Chen Yun-LungVP, Business Dev. & MarketingSale5,958$468.66KForm 4
Jul 1, 2026Wang Feng-MingCEOSale16,250$1.46MForm 4
Jul 1, 2026Ju Chi-HongSenior VP, Systems & GMSale10,000$888.40KForm 4
Jun 26, 2026PAISLEY CHRISTOPHER BDirectorSale250$15.50KForm 4
Jun 17, 2026Young John AlexanderCFOSale1,847$123.71KForm 4
Jun 17, 2026Young John AlexanderCFOSale3,186$216.23KForm 4
Jun 17, 2026Ju Chi-HongSenior VP, Systems & GMSale2,017$136.89KForm 4
Jun 17, 2026Wang Feng-MingCEOGift10,000—Form 4
Jun 17, 2026Wang Feng-MingCEOSale6,204$421.07KForm 4
Jun 17, 2026Lee Chan WChief Operations OfficerSale2,951$200.28KForm 4
Jun 12, 2026Chen Yun-LungVP, Business Development andSale9,856$660.94KForm 4
May 26, 2026Wang Feng-MingCEOSale9,150$842.25KForm 4
May 26, 2026Wang Feng-MingCEOSale6,065$553.31KForm 4
May 26, 2026Wang Feng-MingCEOSale17,285$1.56MForm 4
May 26, 2026Young John AlexanderCFOSale400$38.40KForm 4
May 26, 2026Young John AlexanderCFOOption exercise400$22.32KForm 4
Apr 21, 2026Young John AlexanderCFOSale1,971$118.26KForm 4
Mar 19, 2026Wang Feng-MingCEOSale8,083$437.61KForm 4
Mar 19, 2026Ju Chi-HongSenior VP, Systems & GM, AsiaSale2,155$116.67KForm 4
Mar 19, 2026Lee Chan WChief Operations OfficerSale3,641$197.12KForm 4
Mar 19, 2026Young John AlexanderCFOSale3,038$164.48KForm 4
Mar 18, 2026Wang Feng-MingCEOAward15,686—Form 4
Mar 18, 2026Ju Chi-HongSenior VP, Systems & GM, AsiaAward5,930—Form 4
Mar 18, 2026Chen Yun-LungVP, Business Development and MAward2,849—Form 4
Mar 18, 2026Lee Chan WChief Operations OfficerAward7,320—Form 4
Mar 18, 2026Young John AlexanderCFOAward5,560—Form 4
Mar 17, 2026Wang Feng-MingCEOSale18,976$1.00MForm 4
Mar 17, 2026Wang Feng-MingCEOOption exercise27,598—Form 4
Mar 17, 2026Ju Chi-HongSenior VP, Systems & GM, AsiaSale4,729$249.55KForm 4
Mar 17, 2026Ju Chi-HongSenior VP, Systems & GM, AsiaOption exercise9,553—Form 4
Mar 17, 2026Chen Yun-LungVP, Business Development and MOption exercise4,651—Form 4
Mar 17, 2026Lee Chan WChief Operations OfficerSale6,729$355.09KForm 4
Mar 17, 2026Lee Chan WChief Operations OfficerOption exercise13,678—Form 4
Mar 17, 2026Young John AlexanderCFOSale4,577$241.53KForm 4
Mar 17, 2026Young John AlexanderCFOOption exercise3,556—Form 4
Mar 2, 2026Bryant Gregory MDirectorAward2,457—Form 4
Mar 2, 2026Wang Feng-MingCEOAward53,203—Form 4
Mar 2, 2026Wang Feng-MingCEOSale12,040$739.54KForm 4
Mar 2, 2026Wang Feng-MingCEOSale32,460$1.98MForm 4
Mar 2, 2026Wang Feng-MingCEOSale2,600$154.77KForm 4
Mar 2, 2026Wang Feng-MingCEOSale1,900$111.66KForm 4
Mar 2, 2026Wang Feng-MingCEOSale1,000$56.83KForm 4
Mar 2, 2026Wang Feng-MingCEOOption exercise50,000$2.07MForm 4
Mar 2, 2026Lee Chan WChief Operations OfficerAward24,701—Form 4
Mar 2, 2026Chen Yun-LungVP, Business Development and MAward7,220—Form 4
Mar 2, 2026Ju Chi-HongSenior VP, Systems & GM, AsiaAward17,329—Form 4
Mar 2, 2026Young John AlexanderCFOAward15,201—Form 4
Jan 5, 2026Ju Chi-HongSenior VP, Systems & GM, AsiaSale7,728$584.11KForm 4
Dec 30, 2025Ju Chi-HongSenior VP, Systems & GM, AsiaSale3,765$264.75KForm 4
Dec 30, 2025Ju Chi-HongSenior VP, Systems & GM, AsiaSale7,945$558.14KForm 4
Dec 26, 2025PAISLEY CHRISTOPHER BDirectorSale500$36.09KForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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