Tetra Tech (TTEK) Insider Trading & Ownership $36.42 -0.49 (-1.33%) Closing price 08/29/2025 04:00 PM EasternExtended Trading$36.50 +0.08 (+0.22%) As of 08/29/2025 05:11 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 ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Tetra Tech (NASDAQ:TTEK) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage0.40%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)5Amount OfInsider Selling(Last 12 Months)$6.07M Get TTEK Insider Trade Alerts Want to know when executives and insiders are buying or selling Tetra Tech stock? 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TTEK Insider Buying and Selling by Quarter Tetra Tech 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 TransactionDetails8/14/2025Gary BirkenbeuelDirectorSell2,390$36.00$86,040.00 2/4/2025Kirsten M VolpiDirectorSell10,116$34.33$347,282.28 9/11/2024Kimberly E RitrieviDirectorSell6,500$46.48$302,120.00 9/11/2024Steven M BurdickCFOSell36,830$46.57$1,715,173.10 9/10/2024Leslie L ShoemakerEVPSell78,420$46.11$3,615,946.20 (Data available from 1/1/2013 forward) TTEK Insider Trading Activity - Frequently Asked Questions Who is on Tetra Tech's Insider Roster? The list of insiders at Tetra Tech includes Brian N Carter, Dan L Batrack, Gary Birkenbeuel, J Christopher Lewis, J Kenneth Thompson, Jill Hudkins, Kimberly E Ritrievi, Kirsten M Volpi, Leslie L Shoemaker, Preston Hopson III, Roger R Argus, and Steven M Burdick. Learn more on insiders at TTEK. What percentage of Tetra Tech stock is owned by insiders? 0.40% of Tetra Tech stock is owned by insiders. Learn more on TTEK's insider holdings. Which Tetra Tech insiders have been selling company stock? The following insiders have sold TTEK shares in the last 24 months: Brian N Carter ($1,228,704.42), Dan L Batrack ($7,634,711.77), Gary Birkenbeuel ($86,040.00), J Kenneth Thompson ($2,006,162.76), Jill Hudkins ($148,890.60), Kimberly E Ritrievi ($302,120.00), Kirsten M Volpi ($802,381.50), Leslie L Shoemaker ($5,979,969.00), Preston Hopson III ($1,394,147.22), Roger R Argus ($601,422.48), and Steven M Burdick ($4,211,183.75). How much insider selling is happening at Tetra Tech? Insiders have sold a total of 626,406 Tetra Tech shares in the last 24 months for a total of $24,395,733.50 sold. Tetra Tech Key ExecutivesMr. Dan L. Batrack (Age 66)Chairman & CEO Compensation: $5.03MMr. Steven M. Burdick (Age 59)CFO & Executive VP Compensation: $1.92MMr. Preston Hopson (Age 47)Chief Compliance & Ethics Officer, Senior VP, General Counsel and Secretary Compensation: $1.45MDr. Leslie L. Shoemaker Ph.D. (Age 67)Executive VP and Chief Innovation & Sustainability Officer Compensation: $1.62MMr. Roger R. Argus (Age 63)Senior VP and President of Government Services Group & Commercial/International Group Compensation: $1.28MMs. Jill M. Hudkins P.E. (Age 52)President Mr. Brian N. Carter CPA (Age 57)Senior VP, Corporate Controller & Chief Accounting Officer Mr. Craig L. Christensen (Age 71)Senior VP & Chief Information Officer Mr. Richard A. Lemmon (Age 65)Senior Vice President of Corporate Administration Compensation: $616.78kDr. William R. Brownlie (Age 71)Senior VP & Chief Engineer Compensation: $148.99k More Insider Trading Tools from MarketBeat Related Companies AIT Insider Buying DCI Insider Buying ROL Insider Buying CLH Insider Buying CWST Insider Buying ABM Insider Buying TISI Insider Buying WM Insider Buying RSG Insider Buying ATMU 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 Costco Faces Downgrades, Death Cross, Insider SellingReynolds Consumer Products Stock Price: Insiders Signal a BottomBuy, Sell, or Hold? Insiders Pile Into These 3 Healthcare StocksInsiders Trade Millions in NVIDIA-Linked Navitas, Hims, & Shift45 Stocks Insiders Are Selling That Analysts Say Buy This page (NASDAQ:TTEK) was last updated on 9/1/2025 by MarketBeat.com Staff From Our PartnersRetire Comfortably with These New Monthly Income ETFs?Too many retirees lie awake at night, worried their savings won’t last. Traditional advice and tiny returns ju...Investors Alley | SponsoredOne tiny company just cracked Google’s $19B problemAn MIT lab recently cracked a code scientists had been chasing for decades… Turning a “miracle metal” from ...True Market Insiders | SponsoredWarren Buffett Issues Cryptic Warning on U.S. DollarImagine a bull market so powerful, every single investor became a millionaire. Not by finding the next NVIDIA ...Banyan Hill Publishing | SponsoredHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…A new set of 7 AI stocks are DOMINATING the market. 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