Zymeworks (ZYME) Insider Trading & Ownership $12.88 -0.19 (-1.45%) Closing price 04:00 PM EasternExtended Trading$12.84 -0.04 (-0.31%) As of 04:38 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 Zymeworks (NYSE:ZYME) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage1.92%Number OfInsiders Buying(Last 12 Months)22Amount OfInsider Buying(Last 12 Months)$25.16MNumber OfInsiders Selling(Last 12 Months)3Amount OfInsider Selling(Last 12 Months)$1.34M Get ZYME Insider Trade Alerts Want to know when executives and insiders are buying or selling Zymeworks stock? 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Email Address ZYME Insider Buying and Selling by Quarter Zymeworks 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 TransactionDetails5/19/2025Ecor1 Capital, LlcDirectorBuy5,919$11.78$69,725.82 5/15/2025Ecor1 Capital, LlcDirectorBuy49,502$11.43$565,807.86 4/16/2025Ecor1 Capital, LlcDirectorBuy73,953$11.16$825,315.48 4/4/2025Ecor1 Capital, LlcDirectorBuy196,438$11.17$2,194,212.46 4/2/2025Ecor1 Capital, LlcDirectorBuy74,360$11.85$881,166.00 3/31/2025Ecor1 Capital, LlcDirectorBuy4,397$11.75$51,664.75 3/26/2025Ecor1 Capital, LlcDirectorBuy43,848$12.24$536,699.52 3/24/2025Ecor1 Capital, LlcDirectorBuy22,689$13.08$296,772.12 3/21/2025Ecor1 Capital, LlcDirectorBuy31,033$12.78$396,601.74 3/19/2025Ecor1 Capital, LlcDirectorBuy58,306$12.64$736,987.84 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. 3/17/2025Ecor1 Capital, LlcDirectorBuy56,277$12.23$688,267.71 3/13/2025Ecor1 Capital, LlcDirectorBuy468,356$12.48$5,845,082.88 3/11/2025Ecor1 Capital, LlcDirectorBuy320,690$11.49$3,684,728.10 1/17/2025Ecor1 Capital, LlcDirectorBuy19,748$13.87$273,904.76 1/15/2025Ecor1 Capital, LlcDirectorBuy39,029$14.01$546,796.29 1/13/2025Ecor1 Capital, LlcDirectorBuy74,125$13.39$992,533.75 1/10/2025Ecor1 Capital, LlcDirectorBuy204,098$13.13$2,679,806.74 1/8/2025Ecor1 Capital, LlcDirectorBuy21,021$14.07$295,765.47 1/6/2025Jeffrey T L SmithEVPSell11,110$14.92$165,761.20 1/6/2025Kenneth GalbraithCEOSell57,291$14.92$854,781.72 1/6/2025Paul Andrew MooreInsiderSell21,200$14.92$316,304.00 1/2/2025Ecor1 Capital, LlcDirectorBuy157,880$14.78$2,333,466.40 12/30/2024Ecor1 Capital, LlcDirectorBuy58,988$14.47$853,556.36 12/26/2024Ecor1 Capital, LlcDirectorBuy16,692$14.38$240,030.96 12/24/2024Ecor1 Capital, LlcDirectorBuy11,958$14.12$168,846.96 (Data available from 1/1/2013 forward) ZYME Insider Trading Activity - Frequently Asked Questions Who is on Zymeworks's Insider Roster? The list of insiders at Zymeworks includes Christopher Astle, Ecor1 Capital, Llc, Jeffrey T L Smith, Kenneth Galbraith, Neil A Klompas, Neil Josephson, and Paul Andrew Moore. Learn more on insiders at ZYME. What percentage of Zymeworks stock is owned by insiders? 1.92% of Zymeworks stock is owned by insiders. Learn more on ZYME's insider holdings. Which Zymeworks insiders have been buying company stock? The following insider purchased ZYME shares in the last 24 months: Ecor1 Capital, Llc ($52,359,739.97). How much insider buying is happening at Zymeworks? Insiders have purchased a total of 5,359,307 ZYME shares in the last 24 months for a total of $52,359,739.97 bought. Which Zymeworks insiders have been selling company stock? The following insiders have sold ZYME shares in the last 24 months: Christopher Astle ($72,740.95), Jeffrey T L Smith ($165,761.20), Kenneth Galbraith ($1,112,611.74), and Paul Andrew Moore ($421,996.58). How much insider selling is happening at Zymeworks? Insiders have sold a total of 130,184 Zymeworks shares in the last 24 months for a total of $1,773,110.47 sold. Zymeworks Key ExecutivesMr. Kenneth H. Galbraith C.A. (Age 61)Chairman of the Board & CEO Compensation: $1.04M1 recent tradesDr. Paul Moore Ph.D. (Age 56)Chief Scientific Officer Compensation: $872.67kMs. Leone D. Patterson M.B.A. (Age 62)CFO, EVP & Chief Business Officer Mr. Mark Hollywood (Age 54)Executive VP and Head of Technical & Manufacturing Operations Mr. Daniel Dex J.D.Ph.D., Senior VP, Corporate Secretary & General CounselDiana PapoveSenior Manager of Corporate CommunicationsDr. Lindsey Foulkes B.Sc.Ph.D., Vice President of Corporate DevelopmentMs. Laura O'ConnorVice President of Human Resources & DEIDr. Jeffrey Smith M.D.Executive VP & Chief Medical OfficerDr. Josemund Menezes MBBSManaging Director of Early-Stage Development for Asia Pacific More Insider Trading Tools from MarketBeat Related Companies PTGX Insider Selling CPRX Insider Selling CRNX Insider Selling VKTX Insider Selling SRRK Insider Selling KYMR Insider Selling MLTX Insider Selling IMVT Insider Selling LYEL Insider Selling APLS Insider Selling 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 3 Tightly-Held Growth Stocks Set Up for Short SqueezesTankers, Takedowns & Air Taxis: Insiders Are Buying These 3 Names3 Tech Stocks Insiders Are Buying: Speculative Plays for JuneDividend Investors Looking for an Edge? 3 Stocks Insiders BoughtMeta's Institutional & Insider Data Fuels Bulls Despite Disparity This page (NYSE:ZYME) was last updated on 6/11/2025 by MarketBeat.com Staff From Our PartnersMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredElon’s NEXT Big IPO?Cancel your internet TODAY!? 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