Twist Bioscience (TWST) Insider Trading & Ownership $34.45 +1.09 (+3.27%) Closing price 06/10/2025 04:00 PM EasternExtended Trading$34.00 -0.45 (-1.30%) As of 06/10/2025 07:23 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 InterestSustainabilityTrendsBuy This Stock Twist Bioscience (NASDAQ:TWST) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage3.01%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)7Amount OfInsider Selling(Last 12 Months)$7.97M Get TWST Insider Trade Alerts Want to know when executives and insiders are buying or selling Twist Bioscience stock? 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Email Address TWST Insider Buying and Selling by Quarter Twist Bioscience 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 TransactionDetails5/23/2025Robert F WernerCAOSell839$27.73$23,265.47 5/21/2025Adam LaponisCFOSell936$29.75$27,846.00 5/21/2025Dennis ChoInsiderSell531$29.75$15,797.25 5/21/2025Emily M LeproustCEOSell2,802$29.75$83,359.50 5/21/2025Patrick John FinnCOOSell1,877$29.75$55,840.75 5/21/2025Paula GreenSVPSell632$29.75$18,802.00 5/21/2025Robert F WernerCAOSell242$29.75$7,199.50 5/5/2025Dennis ChoInsiderSell689$37.65$25,940.85 5/5/2025Emily M LeproustCEOSell5,042$37.65$189,831.30 5/5/2025Patrick John FinnCOOSell2,800$37.65$105,420.00 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. 5/5/2025Paula GreenSVPSell1,101$37.65$41,452.65 5/5/2025Robert F WernerCAOSell162$37.65$6,099.30 4/23/2025Patrick John FinnCOOSell2,058$39.99$82,299.42 4/2/2025Dennis ChoInsiderSell124$38.73$4,802.52 4/2/2025Emily M LeproustCEOSell492$38.73$19,055.16 4/2/2025Patrick John FinnCOOSell206$38.73$7,978.38 4/2/2025Paula GreenSVPSell140$38.73$5,422.20 3/20/2025Dennis ChoInsiderSell230$41.68$9,586.40 3/20/2025Emily M LeproustCEOSell1,726$41.68$71,939.68 3/20/2025Paula GreenSVPSell291$41.68$12,128.88 3/14/2025Dennis ChoInsiderSell92$40.05$3,684.60 3/6/2025Dennis ChoInsiderSell277$40.91$11,332.07 3/6/2025Emily M LeproustCEOSell2,402$40.91$98,265.82 3/6/2025Paula GreenSVPSell918$40.91$37,555.38 3/6/2025Robert F WernerCAOSell241$40.91$9,859.31 2/7/2025Robert ChessDirectorSell2,940$53.13$156,202.20 2/3/2025Dennis ChoInsiderSell806$49.35$39,776.10 2/3/2025Emily M LeproustCEOSell5,200$49.35$256,620.00 2/3/2025Patrick John FinnCOOSell2,845$49.35$140,400.75 2/3/2025Paula GreenSVPSell1,259$49.35$62,131.65 2/3/2025Robert F WernerCAOSell185$49.35$9,129.75 1/23/2025Patrick John FinnCOOSell2,422$50.17$121,511.74 1/10/2025Adam LaponisCFOSell5,886$43.26$254,628.36 1/7/2025Robert ChessDirectorSell5,000$50.00$250,000.00 1/3/2025Dennis ChoInsiderSell144$45.59$6,564.96 1/3/2025Emily M LeproustCEOSell546$45.59$24,892.14 1/3/2025Patrick John FinnCOOSell229$45.59$10,440.11 1/3/2025Paula GreenSVPSell160$45.59$7,294.40 12/20/2024Dennis ChoInsiderSell316$44.90$14,188.40 12/20/2024Emily M LeproustCEOSell1,654$44.90$74,264.60 "I'm risking my reputation on this" (Ad)Behind closed doors, away from the mainstream media's eyes, the smartest minds in crypto are all seeing the same signals. 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And after 17 million podcast downloads and over 600 insider interviews, I finally connected all the dots… What I discovered was so explosive, so potentially life-changing, that I had to put it all in a book.Claim your FREE copy of Crypto Revolution now.12/20/2024Paula GreenSVPSell282$44.90$12,661.80 12/16/2024Dennis ChoInsiderSell133$46.81$6,225.73 12/6/2024Dennis ChoInsiderSell367$52.70$19,340.90 12/6/2024Emily M LeproustCEOSell2,216$52.70$116,783.20 12/6/2024Paula GreenSVPSell860$52.70$45,322.00 12/6/2024Robert F WernerCAOSell226$52.70$11,910.20 12/5/2024Robert ChessDirectorSell3,504$51.85$181,682.40 11/11/2024Dennis ChoInsiderSell1,507$48.00$72,336.00 11/11/2024Emily M LeproustCEOSell7,968$48.00$382,464.00 11/11/2024Patrick John FinnCOOSell10,340$48.00$496,320.00 11/11/2024Paula GreenSVPSell1,347$48.00$64,656.00 11/11/2024Robert ChessDirectorSell3,600$47.26$170,136.00 11/6/2024Adam LaponisCFOSell4,160$44.60$185,536.00 11/6/2024Emily M LeproustCEOSell14,334$44.60$639,296.40 11/6/2024Patrick John FinnCOOSell6,239$44.60$278,259.40 11/6/2024Paula GreenSVPSell5,519$44.60$246,147.40 11/6/2024Robert F WernerCAOSell1,448$44.60$64,580.80 11/4/2024Dennis ChoInsiderSell659$41.56$27,388.04 11/4/2024Emily M LeproustCEOSell4,841$41.56$201,191.96 11/4/2024Patrick John FinnCOOSell2,681$41.56$111,422.36 11/4/2024Paula GreenSVPSell1,057$41.56$43,928.92 11/4/2024Robert F WernerCAOSell156$41.56$6,483.36 10/23/2024Patrick John FinnCOOSell2,261$43.09$97,426.49 10/9/2024Adam LaponisCFOSell856$41.81$35,789.36 10/2/2024Dennis ChoInsiderSell3,104$43.21$134,123.84 10/2/2024Emily M LeproustCEOSell13,605$43.21$587,872.05 10/2/2024Patrick John FinnCOOSell6,865$43.21$296,636.65 10/2/2024Paula GreenSVPSell3,310$43.21$143,025.10 9/20/2024Dennis ChoInsiderSell234$46.94$10,983.96 9/20/2024Emily M LeproustCEOSell1,730$46.94$81,206.20 9/20/2024Paula GreenSVPSell297$46.94$13,941.18 8/5/2024Dennis ChoInsiderSell709$39.93$28,310.37 8/5/2024Emily M LeproustCEOSell5,139$39.93$205,200.27 8/5/2024Patrick John FinnCOOSell2,885$39.93$115,198.05 8/5/2024Paula GreenSVPSell1,137$39.93$45,400.41 8/5/2024Robert F WernerCAOSell168$39.93$6,708.24 7/23/2024Patrick John FinnCOOSell2,207$56.62$124,960.34 7/9/2024Adam LaponisCFOSell842$48.91$41,182.22 7/2/2024Dennis ChoInsiderSell126$48.00$6,048.00 7/2/2024Emily M LeproustCEOSell1,114$48.00$53,472.00 7/2/2024Patrick John FinnCOOSell476$48.00$22,848.00 7/2/2024Paula GreenSVPSell322$48.00$15,456.00 6/20/2024Dennis ChoInsiderSell234$49.41$11,561.94 6/20/2024Emily M LeproustCEOSell1,732$49.41$85,578.12 6/20/2024Paula GreenSVPSell297$49.41$14,674.77 6/14/2024Dennis ChoInsiderSell95$51.04$4,848.80 (Data available from 1/1/2013 forward) TWST Insider Trading Activity - Frequently Asked Questions Who is on Twist Bioscience's Insider Roster? The list of insiders at Twist Bioscience includes Adam Laponis, Dennis Cho, Emily M Leproust, James M Thorburn, Patrick John Finn, Paula Green, Robert Chess, Robert F Werner, and William Banyai. Learn more on insiders at TWST. What percentage of Twist Bioscience stock is owned by insiders? 3.01% of Twist Bioscience stock is owned by insiders. Learn more on TWST's insider holdings. Which Twist Bioscience insiders have been selling company stock? The following insiders have sold TWST shares in the last 24 months: Adam Laponis ($563,418.90), Dennis Cho ($488,116.17), Emily M Leproust ($3,579,997.88), Patrick John Finn ($2,234,358.83), Paula Green ($947,569.44), Robert Chess ($901,788.40), Robert F Werner ($169,333.78), and William Banyai ($40,335.72). How much insider selling is happening at Twist Bioscience? Insiders have sold a total of 205,000 Twist Bioscience shares in the last 24 months for a total of $8,924,919.12 sold. Twist Bioscience Key ExecutivesDr. Emily Marine Leproust Ph.D. (Age 51)Co-Founder, Chairman & CEO Compensation: $1.37MDr. Patrick John Finn Ph.D. (Age 52)President & COO Compensation: $943.94kMs. Paula Green (Age 56)Senior Vice President of Human Resources Compensation: $618.48k8 recent tradesDr. William Charles Banyai Ph.D. (Age 69)Senior VP of Advanced Development, GM of Data Storage & Director Compensation: $711.34kMr. Adam Laponis (Age 47)Chief Financial Officer 2 recent tradesMr. Robert F. Werner (Age 51)VP & Chief Accounting Officer 5 recent tradesMr. Siyuan ChenChief Technology OfficerDr. Aaron K. Sato Ph.D.Chief Scientific OfficerMr. Chet GandhiChief Information OfficerMr. Dennis Cho (Age 53)Senior VP, Chief Legal Officer & Corporate Secretary Compensation: $537.93k10 recent trades More Insider Trading Tools from MarketBeat Related Companies VRNA Insider Transactions BBIO Insider Transactions ELAN Insider Transactions GRFS Insider Transactions TGTX Insider Transactions NUVL Insider Transactions LNTH Insider Transactions AXSM Insider Transactions ADMA Insider Transactions PCVX Insider Transactions 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 (NASDAQ:TWST) 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 | SponsoredTrump wipes out trillions overnight…Is there anybody more powerful than Donald Trump right now? 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