Avidity Biosciences (RNA) Insider Trading & Ownership $35.92 -0.79 (-2.15%) Closing price 08/1/2025 04:00 PM EasternExtended Trading$36.44 +0.52 (+1.45%) As of 08/1/2025 07:52 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 ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Avidity Biosciences (NASDAQ:RNA) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage3.83%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)8Amount OfInsider Selling(Last 12 Months)$15.15M Get RNA Insider Trade Alerts Want to know when executives and insiders are buying or selling Avidity Biosciences stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address RNA Insider Buying and Selling by Quarter Avidity Biosciences 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 TransactionDetails6/17/2025Kathleen P GallagherInsiderSell911$30.24$27,548.64 6/11/2025W. Michael FlanaganInsiderSell20,000$32.88$657,600.00 6/2/2025Kathleen P GallagherInsiderSell5,875$32.48$190,820.00 5/1/2025Kathleen P GallagherInsiderSell5,875$32.40$190,350.00 4/1/2025Kathleen P GallagherInsiderSell5,875$27.83$163,501.25 3/20/2025Michael F MacleanCFOSell7,935$31.06$246,461.10 3/20/2025Sarah BoyceCEOSell31,540$31.06$979,632.40 3/20/2025Steven George HughesInsiderSell9,578$31.06$297,492.68 2/3/2025Kathleen P GallagherInsiderSell5,875$32.16$188,940.00 1/21/2025Arthur A LevinDirectorSell1,872$28.60$53,539.20 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. 1/21/2025Michael F MacleanCFOSell3,287$28.59$93,975.33 1/21/2025Sarah BoyceCEOSell10,397$28.59$297,250.23 1/21/2025Teresa MccarthyInsiderSell2,959$28.59$84,597.81 12/18/2024Michael F MacleanCFOSell11,151$32.66$364,191.66 12/18/2024Sarah BoyceCEOSell31,855$32.66$1,040,384.30 12/18/2024W. Michael FlanaganInsiderSell12,742$32.66$416,153.72 12/16/2024Teresa MccarthyInsiderSell25,000$33.26$831,500.00 12/11/2024W. Michael FlanaganInsiderSell24,000$35.77$858,480.00 11/19/2024Arthur A LevinDirectorSell3,323$42.12$139,964.76 11/18/2024Teresa MccarthyInsiderSell25,000$41.14$1,028,500.00 10/21/2024Arthur A LevinDirectorSell5,000$46.63$233,150.00 10/16/2024Teresa MccarthyInsiderSell25,000$48.52$1,213,000.00 10/7/2024Tamar ThompsonDirectorSell30,000$44.98$1,349,400.00 9/23/2024Michael F MacleanCFOSell11,510$44.00$506,440.00 9/23/2024Sarah BoyceCEOSell32,880$44.00$1,446,720.00 9/23/2024Teresa MccarthyInsiderSell13,153$44.00$578,732.00 9/19/2024Arthur A LevinDirectorSell5,000$45.73$228,650.00 8/19/2024Arthur A LevinDirectorSell5,000$45.19$225,950.00 8/6/2024Sarah BoyceCEOSell28,000$43.35$1,213,800.00 (Data available from 1/1/2013 forward) RNA Insider Trading Activity - Frequently Asked Questions Who is on Avidity Biosciences' Insider Roster? The list of insiders at Avidity Biosciences includes Arthur A Levin, Kathleen P Gallagher, Michael F Maclean, Sarah Boyce, Steven George Hughes, Tamar Thompson, Teresa Mccarthy, and W. Michael Flanagan. Learn more on insiders at RNA. What percentage of Avidity Biosciences stock is owned by insiders? 3.83% of Avidity Biosciences stock is owned by insiders. Learn more on RNA's insider holdings. Which Avidity Biosciences insiders have been selling company stock? The following insiders have sold RNA shares in the last 24 months: Arthur A Levin ($4,130,616.86), Kathleen P Gallagher ($761,159.89), Michael F Maclean ($8,052,869.57), Sarah Boyce ($16,643,147.53), Steven George Hughes ($297,492.68), Tamar Thompson ($1,349,400.00), Teresa Mccarthy ($3,736,329.81), and W. Michael Flanagan ($1,974,060.49). How much insider selling is happening at Avidity Biosciences? Insiders have sold a total of 1,100,408 Avidity Biosciences shares in the last 24 months for a total of $36,945,076.83 sold. Avidity Biosciences Key ExecutivesDr. Troy Edward Wilson J.D. (Age 55)Ph.D., Co-Founder & Independent Chairman Compensation: $70kMs. Sarah Boyce (Age 52)President, CEO & Director Compensation: $998.88k1 recent tradesMr. Michael F. MacLean (Age 58)Chief Financial & Chief Business Officer Compensation: $674.74k1 recent tradesDr. W. Michael F. Flanagan Ph.D. (Age 61)Chief Scientific & Technical Officer Compensation: $675.22kMs. Teresa McCarthy (Age 60)Chief Human Resources Officer Compensation: $628.79kDr. Arthur A. Levin Ph.D. (Age 70)Distinguished Scientist, Strategic Leader & Director Compensation: $304.69kMr. Eric B. Mosbrooker (Age 57)Chief Strategy Officer Compensation: $45kProf. Mark E. Davis Ph.D.Scientific Founder, Member of Scientific Advisory Board and Member of Board of ManagersDr. Frank P. McCormick Ph.D. (Age 74)Scientific Founder & Member of Scientific Advisory Board Mr. Geoffrey M. Grande C.F.A.VP of Investor Relation & Corporate Communication More Insider Trading Tools from MarketBeat Related Companies GMAB Insider Ownership MRNA Insider Ownership VTRS Insider Ownership BBIO Insider Ownership VRNA Insider Ownership BPMC Insider Ownership ROIV Insider Ownership ELAN Insider Ownership RVMD Insider Ownership GRFS Insider Ownership 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 The 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 Months3 Small Caps Drawing Insider and Institutional Support This page (NASDAQ:RNA) was last updated on 8/2/2025 by MarketBeat.com Staff From Our PartnersI warned you about Nvidia… now look what’s happeningNvidia just got Trump’s greenlight to sell high-powered AI chips to China — and their stock surged 5% before t...Timothy Sykes | SponsoredElon’s BIGGEST warning yet?Tesla's About to Prove Everyone Wrong... 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