Tango Therapeutics (TNGX) Insider Trading & Ownership $6.94 +0.11 (+1.61%) Closing price 04:00 PM EasternExtended Trading$7.09 +0.15 (+2.16%) As of 05:38 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 ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Tango Therapeutics (NASDAQ:TNGX) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage7.50%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)$74KNumber OfInsiders Selling(Last 12 Months)8Amount OfInsider Selling(Last 12 Months)$29.90M Get TNGX Insider Trade Alerts Want to know when executives and insiders are buying or selling Tango Therapeutics stock? 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TNGX Insider Buying and Selling by Quarter Tango Therapeutics 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 TransactionDetails8/22/2025Rock Ventures Iv L.P. ThirdMajor ShareholderSell302,194$7.00$2,115,358.00 8/19/2025Rock Ventures Iv L.P. ThirdMajor ShareholderSell1,100,000$7.01$7,711,000.00 2/4/2025Adam CrystalInsiderSell7,432$2.99$22,221.68 2/4/2025Barbara WeberCEOSell9,778$2.99$29,236.22 2/4/2025Daniella BeckmanCFOSell4,284$2.99$12,809.16 2/4/2025Douglas BarryGeneral CounselSell2,774$2.99$8,294.26 11/18/2024Mace RothenbergDirectorBuy10,000$3.78$37,800.00 11/14/2024Mace RothenbergDirectorBuy10,000$3.62$36,200.00 11/6/2024Boxer Capital Management, LlcInsiderSell3,080,000$3.14$9,671,200.00 10/25/2024Boxer Capital Management, LlcInsiderSell633,000$6.87$4,348,710.00 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. 10/21/2024Boxer Capital Management, LlcInsiderSell625,000$7.05$4,406,250.00 9/13/2024Rock Ventures Iv L.P. ThirdMajor ShareholderSell67,400$10.53$709,722.00 9/5/2024Rock Ventures Iv L.P. ThirdMajor ShareholderSell75,000$11.56$867,000.00 (Data available from 1/1/2013 forward) TNGX Insider Trading Activity - Frequently Asked Questions Who is on Tango Therapeutics' Insider Roster? The list of insiders at Tango Therapeutics includes Adam Crystal, Barbara Weber, Boxer Capital Management, Llc, Boxer Capital, Llc, Daniella Beckman, Douglas Barry, Mace Rothenberg, Mva Investors, Llc, and Rock Ventures Iv L.P. Third. Learn more on insiders at TNGX. What percentage of Tango Therapeutics stock is owned by insiders? 7.50% of Tango Therapeutics stock is owned by insiders. Learn more on TNGX's insider holdings. Which Tango Therapeutics insiders have been buying company stock? The following insiders have purchased TNGX shares in the last 24 months: Boxer Capital, Llc ($8,722,500.00), and Mace Rothenberg ($74,000.00). How much insider buying is happening at Tango Therapeutics? Insiders have purchased a total of 1,270,000 TNGX shares in the last 24 months for a total of $8,796,500.00 bought. Which Tango Therapeutics insiders have been selling company stock? The following insiders have sold TNGX shares in the last 24 months: Adam Crystal ($139,062.69), Barbara Weber ($88,029.58), Boxer Capital Management, Llc ($18,426,160.00), Boxer Capital, Llc ($1,744,750.00), Daniella Beckman ($36,773.64), Douglas Barry ($25,381.74), Mva Investors, Llc ($2,700,683.97), and Rock Ventures Iv L.P. Third ($28,818,751.29). How much insider selling is happening at Tango Therapeutics? Insiders have sold a total of 8,139,742 Tango Therapeutics shares in the last 24 months for a total of $51,979,592.91 sold. Tango Therapeutics Key ExecutivesDr. Barbara L. Weber M.D. (Age 67)President, CEO & Director Compensation: $1.04MDr. Adam S. Crystal M.D. (Age 47)Ph.D., President of Research & Development Compensation: $977.22kDr. Alan Ashworth FRS (Age 63)Ph.D., Founder & Member of Scientific Advisory Board Dr. Levi Garraway M.D. (Age 55)Ph.D., Founder Dr. William G. Kaelin Jr. (Age 66)M.D., Founder & Member of Scientific Advisory Board Dr. Timothy K. Lu M.D. (Age 43)Ph.D., Founder Dr. Antoni Ribas M.D. (Age 57)Ph.D., Founder & Member of Scientific Advisory Board Mr. Timothy Redfern (Age 45)Chief Financial Officer Mr. Jannik N. Andersen Ph.D.Chief Scientific OfficerMr. Douglas J. Barry Esq. (Age 54)J.D., Chief Legal Officer, Chief Compliance Officer & Corporate Secretary More Insider Trading Tools from MarketBeat Related Companies XENE Insider Buying KYMR Insider Buying CRNX Insider Buying RARE Insider Buying BHC Insider Buying NAMS Insider Buying GMTX Insider Buying IMVT Insider Buying CPRX Insider Buying KNSA 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 Palantir Insider Selling: Risk Signal or Normal Activity?Loop Industries Insiders Buy Stock, Signal Confidence in OutlookDueling Insider Moves: Heavy Buying Here, Big Selling ThereCostco Faces Downgrades, Death Cross, Insider SellingReynolds Consumer Products Stock Price: Insiders Signal a Bottom This page (NASDAQ:TNGX) was last updated on 9/5/2025 by MarketBeat.com Staff From Our PartnersWhy Trump’s “Smart Dollar” could rewrite the rulesMUST SEE: Donald Trump's Radical Overhaul of the U.S. Dollar Congress just approved President Trump's lates...Stansberry Research | Sponsored“Sell Nvidia before earnings”Eric Fry just went live with one of his most controversial calls yet: “Sell Nvidia.” While Wall Street has bee...InvestorPlace | SponsoredHow “Trump’s New Dollar” Could Impact Your WealthPresident Trump just signed a game-changing law… That could soon upgrade the U.S. dollar in your checking a...Brownstone Research | SponsoredForget Tesla — This Tiny AI Stock Is Musk’s Real PlayWhile Wall Street focused on Tesla’s earnings, Elon Musk was quietly building a supercomputer so powerful it c...Behind the Markets | SponsoredRetire Comfortably with These New Monthly Income ETFs?Too many retirees lie awake at night, worried their savings won’t last. 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