Seagate Technology (STX) Insider Trading & Ownership $812.73 +2.27 (+0.28%) Closing price 05/22/2026 04:00 PM EasternExtended Trading$809.80 -2.93 (-0.36%) As of 05/22/2026 07:59 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 Massive. Learn more. Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Seagate Technology (NASDAQ:STX) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage0.79%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)10Amount OfInsider Selling(Last 12 Months)$196.33M Get STX Insider Trade Alerts Want to know when executives and insiders are buying or selling Seagate Technology stock? 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STX Insider Buying and Selling by Quarter Seagate Technology 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 Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails5/20/2026William D MosleyCEOSell30,000$751.29$22,538,700.00 5/14/2026Ban Seng TehEVPSell8,003$817.28$6,540,691.84 5/13/2026Ban Seng TehEVPSell7,557$813.45$6,147,241.65 5/7/2026Gianluca RomanoCFOSell1,902$770.00$1,464,540.00 5/6/2026Gianluca RomanoCFOSell22,488$774.22$17,410,659.36 5/5/2026Stephanie TileniusDirectorSell1,580$766.61$1,211,243.80 5/4/2026James Ci LeeEVPSell697$741.17$516,595.49 5/4/2026John Christopher MorrisEVPSell5,626$738.37$4,154,069.62 4/13/2026Ro KhannaHouse (D-CA)Buy$513.28$1,001 - $15,0004/1/2026William D MosleyCEOSell20,000$420.73$8,414,600.00 3/19/2026William D MosleyCEOSell24,584$406.77$10,000,033.68 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. 3/2/2026William D MosleyCEOSell20,000$384.76$7,695,200.00 2/23/2026Kian Fatt ChongEVPSell5,846$416.48$2,434,742.08 2/5/2026Ro KhannaHouse (D-CA)Sell$405.45$1,001 - $15,0002/2/2026William D MosleyCEOSell20,000$429.27$8,585,400.00 1/30/2026Jay L GeldmacherDirectorSell925$448.02$414,418.50 1/29/2026Ban Seng TehEVPSell20,195$442.29$8,932,046.55 1/26/2026James Ci LeeEVPSell673$348.85$234,776.05 1/12/2026Ban Seng TehEVPSell1,412$299.31$422,625.72 1/2/2026William D MosleyCEOSell20,000$285.56$5,711,200.00 12/18/2025Julie JohnsonHouse (D-TX)Sell$292.00$1,001 - $15,00012/2/2025Yolanda Lee ConyersDirectorSell750$272.91$204,682.50 12/1/2025William D MosleyCEOSell20,000$271.03$5,420,600.00 11/13/2025Julie JohnsonHouse (D-TX)Sell$262.56$1,001 - $15,00011/12/2025Gianluca RomanoCFOSell54,021$285.16$15,404,628.36 11/5/2025Ban Seng TehEVPSell6,000$270.00$1,620,000.00 11/3/2025Stephanie TileniusDirectorSell2,046$266.41$545,074.86 11/3/2025William D MosleyCEOSell20,000$262.82$5,256,400.00 10/31/2025Jay L GeldmacherDirectorSell1,250$269.10$336,375.00 10/30/2025Kian Fatt ChongEVPSell7,078$272.14$1,926,206.92 10/28/2025Kevin HernHouse (R-OK)Sell$223.00$15,001 - $50,00010/13/2025Ban Seng TehEVPSell1,410$225.56$318,039.60 10/1/2025William D MosleyCEOSell20,000$249.90$4,998,000.00 9/16/2025John Christopher MorrisEVPSell377$211.26$79,645.02 9/12/2025John Christopher MorrisEVPSell15,347$195.80$3,004,942.60 9/11/2025Ban Seng TehEVPSell3,732$193.30$721,395.60 9/8/2025Lisa C. McClainHouse (R-MI)Buy$189.24$15,001 - $50,0008/14/2025Julie JohnsonHouse (D-TX)Sell$155.73$1,001 - $15,0008/11/2025Ban Seng TehEVPSell1,724$151.61$261,375.64 8/6/2025Jay L GeldmacherDirectorSell2,500$150.50$376,250.00 8/1/2025Ban Seng TehEVPSell5,905$155.00$915,275.00 8/1/2025James Ci LeeInsiderSell1,116$153.36$171,149.76 8/1/2025William D MosleyCEOSell20,000$153.75$3,075,000.00 7/31/2025James Ci LeeInsiderSell3,509$154.74$542,982.66 7/29/2025Julie JohnsonHouse (D-TX)Sell$152.68$1,001 - $15,0007/11/2025Ban Seng TehEVPSell1,725$144.00$248,400.00 7/1/2025William D MosleyCEOSell20,000$144.66$2,893,200.00 6/16/2025Ban Seng TehEVPSell599$130.00$77,870.00 Hey, it's Jon Najarian. The SpaceX IPO is right around the corner. But I discovered Elon may have something BIGGER planned. Check this out before June 9th... (Ad)After being invited to the SpaceX launch headquarters in Cape Canaveral from one of Elon's top lobbyists… Hall of Fame Trader Jon Najarian now says EVERYONE is missing an even bigger story about the SpaceX IPO… That it's just the start of an Elon Musk $44 trillion "Superconvergence…" An event that could kick off as soon as June 12th.Click here now to watch hall of fame trader Jon Najarian's full prediction.6/9/2025Ban Seng TehEVPSell3,594$130.00$467,220.00 6/9/2025William D MosleyCEOSell54,347$130.19$7,075,435.93 6/5/2025Stephanie TileniusDirectorSell2,693$128.04$344,811.72 6/4/2025Ban Seng TehEVPSell63,418$125.00$7,927,250.00 6/3/2025Ban Seng TehEVPSell11,309$120.00$1,357,080.00 6/3/2025William D MosleyCEOSell50,000$120.27$6,013,500.00 6/2/2025Michael R CannonDirectorSell24,190$119.00$2,878,610.00 6/2/2025William D MosleyCEOSell20,000$118.88$2,377,600.00 6/2/2025Yolanda Lee ConyersDirectorSell750$117.01$87,757.50 5/30/2025Gianluca RomanoCFOSell26,816$117.58$3,153,025.28 5/29/2025Gianluca RomanoCFOSell25,018$117.31$2,934,861.58 5/27/2025Ban Seng TehEVPSell4,201$115.00$483,115.00 (Data available from 1/1/2013 forward) STX Insider Trading Activity - Frequently Asked Questions Who is on Seagate Technology's Insider Roster? The list of insiders at Seagate Technology includes Ban Seng Teh, Edward J. Zander, Gianluca Romano, James Ci Lee, Jay L Geldmacher, John Christopher Morris, Judy Bruner, Katherine Schuelke, Kian Fatt Chong, Michael R Cannon, Stephanie Tilenius, William D Mosley, and Yolanda Lee Conyers. Learn more on insiders at STX. What percentage of Seagate Technology stock is owned by insiders? 0.79% of Seagate Technology stock is owned by insiders. Learn more on STX's insider holdings. Which Seagate Technology insiders have been selling company stock? The following insiders have sold STX shares in the last 24 months: Ban Seng Teh ($39,162,616.60), Gianluca Romano ($42,803,064.98), James Ci Lee ($1,465,503.96), Jay L Geldmacher ($1,550,573.50), John Christopher Morris ($7,971,839.72), Judy Bruner ($1,135,584.66), Kian Fatt Chong ($6,042,826.60), Michael R Cannon ($2,878,610.00), Stephanie Tilenius ($2,101,130.38), William D Mosley ($133,100,840.91), and Yolanda Lee Conyers ($440,880.00). How much insider selling is happening at Seagate Technology? Insiders have sold a total of 1,109,027 Seagate Technology shares in the last 24 months for a total of $238,653,471.31 sold. Which members of congress are trading Seagate Technology? Ro Khanna (D-CA) and Lisa C. McClain (R-MI) have bought shares of Seagate Technology in the last year totaling $40,500. Ro Khanna (D-CA), Julie Johnson (D-TX), and Kevin Hern (R-OK) have sold shares totaling $72,500. Seagate Technology Active InsidersWilliam D. Mosley (Age 59)CEO7 recent tradesJames Ci LeeSenior Vice President, Chief Legal Officer, and Corporate Secretary2 recent tradesGianluca Romano (Age 56)CFO2 recent tradesStephen J LuczoDirectorEdward J ZanderDirectorMark AdamsDirectorJay L GeldmacherDirector1 recent tradesStephanie TileniusDirector1 recent tradesYolanda Lee ConyersDirector1 recent tradesJudy BrunerDirectorMichael R CannonDirectorBan Seng Teh (Age 59)EVP4 recent tradesRavi Naik (Age 55)EVPJeffrey D Nygaard (Age 60)EVPKian Fatt Chong (Age 63)EVP1 recent tradesKatherine Schuelke (Age 62)SVPJeffrey D Fochtman (Age 52)SVPJohn Christopher Morris (Age 59)SVP1 recent trades More Insider Trading Tools from MarketBeat Related Companies LRCX Insider Trading MU Insider Trading WDC Insider Trading ANET Insider Trading DELL Insider Trading HPE Insider Trading P Insider Trading HPQ Insider Trading SMCI Insider Trading LOGI Insider Trading 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 Latest Articles 3 Dividend Stocks With Insiders Buying in 2026Insider Buying Says Upstart Isn’t Down for the CountInsider Trades: Okta and Abbott See Buys, Micron Insiders SellMarketBeat Week in Review – 05/04 - 05/08BlackBerry Rewrites Its Own Operating System This page (NASDAQ:STX) was last updated on 5/24/2026 by MarketBeat.com Staff. 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