Alphatec (ATEC) Insider Trading & Ownership $10.23 +0.02 (+0.20%) Closing price 04:00 PM EasternExtended Trading$10.27 +0.04 (+0.40%) As of 04:06 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 Alphatec (NASDAQ:ATEC) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage22.80%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)$283,500.00Number OfInsiders Selling(Last 12 Months)5Amount OfInsider Selling(Last 12 Months)$4.86 M Get ATEC Insider Trade Alerts Want to know when executives and insiders are buying or selling Alphatec stock? 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Email Address ATEC Insider Buying and Selling by Quarter Remove Ads Alphatec 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 TransactionDetails3/7/2025Patrick MilesCEOSell12,691$10.64$135,032.24 3/6/2025David SponselEVPSell33,732$10.83$365,317.56 2/27/2025Scott LishCOOSell23,183$12.03$278,891.49 2/26/2025Patrick MilesCEOSell32,393$10.89$352,759.77 2/24/2025David SponselEVPSell12,946$10.73$138,910.58 2/6/2025Scott LishCOOSell27,453$11.49$315,434.97 2/5/2025Patrick MilesCEOSell43,459$11.95$519,335.05 2/3/2025David SponselEVPSell36,256$11.42$414,043.52 1/29/2025Patrick MilesCEOSell50,000$12.03$601,500.00 1/21/2025Patrick MilesCEOSell6,687$12.00$80,244.00 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. 1/13/2025David SponselEVPSell58,283$10.71$624,210.93 1/10/2025David SponselEVPSell238$10.00$2,380.00 8/21/2024David M DemskiDirectorBuy50,000$5.67$283,500.00 6/12/2024Tyson Eliot MarshallGeneral CounselSell50,232$10.88$546,524.16 4/24/2024John Todd KoningCFOSell37,500$12.82$480,750.00 (Data available from 1/1/2013 forward) ATEC Insider Trading Activity - Frequently Asked Questions Who is on Alphatec's Insider Roster? The list of insiders at Alphatec includes Craig E Hunsaker, David H Mowry, David M Demski, David Sponsel, Elizabeth Ann Altman, Evan Bakst, James L L Tullis, Jennifer N Pritzker, John Todd Koning, L-5 Healthcare Partners, Llc, Mortimer Berkowitz III, Patrick Miles, Paul Segal, Quentin S Blackford, Scott Lish, and Tyson Eliot Marshall. Learn more on insiders at ATEC. What percentage of Alphatec stock is owned by insiders? 22.80% of Alphatec stock is owned by insiders. Learn more on ATEC's insider holdings. Which Alphatec insiders have been buying company stock? The following insiders have purchased ATEC shares in the last 24 months: David M Demski ($598,500.00), Evan Bakst ($202,950.00), Jennifer N Pritzker ($75,294.00), and Quentin S Blackford ($256,600.00). How much insider buying is happening at Alphatec? Insiders have purchased a total of 119,950 ATEC shares in the last 24 months for a total of $1,133,344.00 bought. Which Alphatec insiders have been selling company stock? The following insiders have sold ATEC shares in the last 24 months: Craig E Hunsaker ($2,082,422.37), David H Mowry ($137,370.00), David Sponsel ($2,832,301.48), Elizabeth Ann Altman ($149,666.22), Evan Bakst ($129,804.00), John Todd Koning ($2,368,973.30), L-5 Healthcare Partners, Llc ($25,296,000.00), Patrick Miles ($4,826,744.64), Paul Segal ($1,080,634.35), Scott Lish ($1,249,868.13), and Tyson Eliot Marshall ($825,197.66). How much insider selling is happening at Alphatec? Insiders have sold a total of 2,881,320 Alphatec shares in the last 24 months for a total of $40,978,982.15 sold. Alphatec Key ExecutivesMr. Patrick S. Miles (Age 58)Executive Chairman, CEO & President Compensation: $1.59M5 recent tradesMr. J. Todd Koning (Age 51)Executive VP & CFO Compensation: $815.29kMr. Craig E. Hunsaker (Age 60)Executive VP of People and Culture Compensation: $909.33kMr. Scott Lish (Age 45)Chief Operating Officer 2 recent tradesMr. Tyson Eliot Marshall (Age 50)General Counsel & Corporate Secretary Mr. Jonathan Allen (Age 64)Executive Vice President of Commercial Operations Dr. Luiz PimentaChief Medical OfficerMs. Kelli Mari Howell (Age 50)Executive Vice President of Clinical Strategies Mr. Robert JuddVP of Finance & Controller More Insider Trading Tools from MarketBeat Related Companies Integer Insider Transactions Integra LifeSciences Insider Transactions AtriCure Insider Transactions Orthofix Medical Insider Transactions Surmodics Insider Transactions AngioDynamics Insider Transactions Accuray Insider Transactions Rockwell Medical Insider Transactions ReShape Lifesciences Insider Transactions Abbott Laboratories 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 Casey’s General Stores Insider Buys Shares of This Must-Own StockNVIDIA Insiders Sell: This Is What It Means for the Market Top 3 Insider Stock Buys in March—Are They Still Good in April?Grocery Outlet Insider and Institutional Buyers Signal BottomSentinelOne Insider Selling? 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