Ambarella (AMBA) Insider Trading & Ownership $64.55 +1.67 (+2.66%) Closing price 08/8/2025 04:00 PM EasternExtended Trading$64.56 +0.01 (+0.01%) As of 08/8/2025 07:57 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Ambarella (NASDAQ:AMBA) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage5.30%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)10Amount OfInsider Selling(Last 12 Months)$3.88M Get AMBA Insider Trade Alerts Want to know when executives and insiders are buying or selling Ambarella stock? 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Email Address AMBA Insider Buying and Selling by Quarter Ambarella Insider and Congressional Trades History Insiders and Members of Congress Insiders Only Members of Congress Only Transaction Type Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame Start Date End Date Export to Excel Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails6/25/2025Christopher B PaisleyDirectorSell1,000$62.58$62,580.00 3/25/2025Christopher B PaisleyDirectorSell500$55.50$27,750.00 3/18/2025Chan W LeeCOOSell1,468$55.02$80,769.36 3/18/2025Christopher DayVPSell479$55.02$26,354.58 3/18/2025Feng-Ming WangCEOSell3,194$55.02$175,733.88 3/18/2025John Alexander YoungCFOSell2,103$55.02$115,707.06 3/18/2025Leslie KohnCTOSell1,584$55.02$87,151.68 1/15/2025Chan W LeeCOOSell1,000$75.90$75,900.00 1/13/2025Chan W LeeCOOSell1,000$73.50$73,500.00 1/10/2025Chan W LeeCOOSell1,000$74.12$74,120.00 Get Insider Trades Delivered To Your InboxEnter your email address below to receive a concise daily summary of insider buying activity, insider selling activity and changes in hedge fund holdings. 1/8/2025Chan W LeeCOOSell1,000$73.48$73,480.00 1/6/2025Chan W LeeCOOSell1,000$79.15$79,150.00 1/3/2025Christopher DayVPSell1,247$78.10$97,390.70 12/26/2024Christopher B PaisleyDirectorSell1,500$73.80$110,700.00 12/18/2024Christopher DayVPSell929$75.40$70,046.60 12/18/2024Elizabeth M SchwartingDirectorSell253$71.55$18,102.15 12/16/2024Chan W LeeCOOSell1,488$75.41$112,210.08 12/16/2024Christopher DayVPSell482$75.41$36,347.62 12/16/2024Feng-Ming WangCEOSell4,296$75.41$323,961.36 12/16/2024John Alexander YoungCFOSell2,136$75.41$161,075.76 12/16/2024Leslie KohnCTOSell1,757$75.41$132,495.37 12/13/2024Hsiao-Wuen HonDirectorSell377$74.15$27,954.55 12/9/2024Chi-Hong JuVPSell5,118$75.71$387,483.78 12/2/2024Christopher DayVPSell1,278$71.61$91,517.58 10/3/2024Christopher DayVPSell2,904$58.00$168,432.00 9/24/2024Elizabeth M SchwartingDirectorSell913$54.74$49,977.62 9/17/2024Chan W LeeCOOSell1,490$53.54$79,774.60 9/17/2024Christopher DayVPSell483$53.54$25,859.82 9/17/2024Feng-Ming WangCEOSell4,301$53.54$230,275.54 9/17/2024John Alexander YoungCFOSell2,139$53.54$114,522.06 9/17/2024Leslie KohnCTOSell1,608$53.54$86,092.32 9/16/2024Elizabeth M SchwartingDirectorSell240$53.16$12,758.40 9/4/2024Feng-Ming WangCEOSell4,382$56.02$245,479.64 9/3/2024Yun-Lung ChenVPSell5,963$57.56$343,230.28 (Data available from 1/1/2013 forward) AMBA Insider Trading Activity - Frequently Asked Questions Who is on Ambarella's Insider Roster? The list of insiders at Ambarella includes Brian C White, Chan W Lee, Chi-Hong Ju, Christopher B Paisley, Christopher Day, David Jeffrey Richardson, Elizabeth M Schwarting, Feng-Ming Wang, Hsiao-Wuen Hon, John Alexander Young, Leslie Kohn, and Yun-Lung Chen. Learn more on insiders at AMBA. What percentage of Ambarella stock is owned by insiders? 5.30% of Ambarella stock is owned by insiders. Learn more on AMBA's insider holdings. Which Ambarella insiders have been selling company stock? The following insiders have sold AMBA shares in the last 24 months: Brian C White ($399,225.48), Chan W Lee ($882,723.29), Chi-Hong Ju ($1,438,453.12), Christopher B Paisley ($232,600.00), Christopher Day ($666,069.20), David Jeffrey Richardson ($473,290.00), Elizabeth M Schwarting ($188,437.70), Feng-Ming Wang ($1,450,485.55), Hsiao-Wuen Hon ($27,954.55), John Alexander Young ($467,476.30), Leslie Kohn ($568,500.65), and Yun-Lung Chen ($343,230.28). How much insider selling is happening at Ambarella? Insiders have sold a total of 117,738 Ambarella shares in the last 24 months for a total of $7,138,446.12 sold. Ambarella Key ExecutivesDr. Feng-Ming Wang Ph.D. (Age 60)Co-Founder, President, CEO & Executive Chairman Compensation: $561kMr. Leslie D. Kohn (Age 67)Co-Founder, CTO & Director Compensation: $375.52k1 recent tradesMr. John Young (Age 52)Chief Financial Officer Compensation: $339.22kMr. Chan W. Lee (Age 55)Chief Operating Officer Compensation: $340.33k1 recent tradesMr. Chi-Hong Ju (Age 62)Senior VP of Systems & GM of Asia Design Centers Compensation: $351.04kMr. Didier LeGall Ph.D. (Age 69)Co-Founder Mr. Michael MoreheadGeneral Counsel & SecretaryMr. Christopher Day (Age 61)Vice President of Marketing & Business Development Compensation: $370k1 recent tradesMr. Louis P. GerhardyVice President of Corporate DevelopmentMs. Amee Orozco-GuiribaVice President of Human Resources More Insider Trading Tools from MarketBeat Related Companies Applied Materials Insider Buying Diodes Insider Buying KLA Insider Buying Lam Research Insider Buying Lattice Semiconductor Insider Buying MKS Insider Buying Monolithic Power Systems Insider Buying MACOM Technology Solutions Insider Buying NXP Semiconductors Insider Buying Synaptics Insider Buying Insider Tracking Tools CEO Purchases/Sales CFO Purchases/Sales Top Insider Buying Stocks Top Insider Selling Stocks Insider Trades Screener Insider Trades Newsletter Congressional Stock Trades Insider Trading By Country U.S. Insider Trading Activity Canadian Insider Trading Activity U.K. Insider Trading Activity Australia Insider Trading Activity Latest Articles Strategy Insiders Buy In While Analysts Predict Big UpsideThe Bottom Is in For These 3 Small-Cap Stocks Insiders Are Buying3 Catalysts Driving Plug Power’s Turnaround CaseInsider Selling Hits Market Leaders—Should You Be Worried?Insiders Spent Millions on These 3 Stocks Over the Past 2 Months This page (NASDAQ:AMBA) was last updated on 8/9/2025 by MarketBeat.com Staff From Our PartnersYour blueprint for crypto wealthMark August 12th on your calendar. 27 of crypto's most successful minds are about to reveal everything…Crypto 101 Media | SponsoredTrump’s national nightmare is herePorter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger ...Porter & Company | SponsoredHIDDEN IN THE BOOK OF GENESIS…“This land I will give to you…” — a 4,000-year-old line from Genesis may hold the key to unlocking a $150 tril...Paradigm Press | SponsoredThe End of Elon Musk…?The End of Elon Musk? 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