Turnstone Biologics (TSBX) Insider Trading & Ownership $0.36 +0.01 (+1.43%) Closing price 04:00 PM EasternExtended Trading$0.35 0.00 (-0.28%) As of 06:26 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 TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Turnstone Biologics (NASDAQ:TSBX) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage32.10%Number OfInsiders Buying(Last 3 Years)2Amount OfInsider Buying(Last 3 Years)$7.70MNumber OfInsiders Selling(Last 3 Years)0 Get TSBX Insider Trade Alerts Want to know when executives and insiders are buying or selling Turnstone Biologics stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address TSBX Insider Buying and Selling by Quarter Turnstone Biologics 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 TransactionDetails7/25/2023Versant Ventures V, LlcMajor ShareholderBuy225,000$12.00$2,700,000.00 7/20/2023Rishi GuptaDirectorBuy416,666$12.00$4,999,992.00 (Data available from 1/1/2013 forward) TSBX Insider Trading Activity - Frequently Asked Questions Who is on Turnstone Biologics' Insider Roster? The list of insiders at Turnstone Biologics includes Rishi Gupta, and Versant Ventures V, Llc. Learn more on insiders at TSBX. What percentage of Turnstone Biologics stock is owned by insiders? 32.10% of Turnstone Biologics stock is owned by insiders. Learn more on TSBX's insider holdings. Turnstone Biologics Key ExecutivesDr. Sammy J. Farah M.B.A. (Age 51)Ph.D., President, CEO & Director Compensation: $820.88kDr. Venkat Ramanan Ph.D. (Age 54)Chief Financial Officer Compensation: $613.14kDr. Vijay Chiruvolu M.B.A. (Age 62)Ph.D., Interim Chief Technology Officer Compensation: $548.43kDr. Michael F. Burgess M.D. (Age 60)MBChB, Ph.D., Interim Chief Medical Officer & Executive Director Dr. Stewart Abbot Ph.D. (Age 57)Chief Scientific Officer Ms. Saryah Azmat (Age 34)Chief Business Officer Compensation: $479.73k More Insider Trading Tools from MarketBeat Related Companies Medicus Pharma Insider Trading Clearside Biomedical Insider Trading Synergy CHC Insider Trading Mural Oncology Insider Trading ALX Oncology Insider Trading Clene Insider Trading Generation Bio Insider Trading Dyadic International Insider Trading Iterum Therapeutics Insider Trading Kezar Life Sciences 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 Australia Insider Trading Activity Latest Articles Strategy Insiders Buy In While Analysts Predict Big UpsideThe 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 Months This page (NASDAQ:TSBX) was last updated on 8/8/2025 by MarketBeat.com Staff From Our PartnersTrump set to Boost Social Security Checks by 400%?If you're collecting or planning to collect social security... 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