Alphatec (ATEC) Stock Chart & Stock Price History $14.90 -0.30 (-1.97%) Closing price 08/7/2025 04:00 PM EasternExtended Trading$14.94 +0.04 (+0.24%) As of 08:45 AM 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 Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Alphatec Stock Price Performance The Alphatec (ATEC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 135.39%, with a year-to-date return of 62.31%. In the past month, the stock has increased 28.45%, reflecting recent market activity. As of the latest close, Alphatec traded at $14.90 with a market cap of $2.20 billion and volume of 4.03 million shares. Five years ago, the stock traded at $6.76, representing a 120.41% increase over that period. At the time, it had a market cap of $429.78 million and a volume of 1.33 million shares. Receive ATEC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Alphatec and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+8.21%1 Month Performance+28.45%3 Month Performance+16.95%Year-To-Date Performance+62.31%1 Year Performance+135.39%5 Year Performance+120.41% ATEC Stock Chart for Friday, August, 8, 2025 ATEC Chart by TradingView Alphatec Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization08/07/2025$15.20$14.90-1.97%$15.46$14.744.03 million shs$2.20 billion08/06/2025$15.34$15.20-0.91%$15.45$14.934.36 million shs$2.25 billion08/05/2025$14.87$15.34+3.16%$15.34$14.535.88 million shs$2.24 billion08/04/2025$13.77$14.87+7.99%$14.90$13.817.32 million shs$2.20 billion08/01/2025$10.58$13.77+30.15%$13.89$11.6613.00 million shs$2.01 billion07/31/2025$10.73$10.58-1.40%$10.85$10.113.48 million shs$1.55 billion07/30/2025$10.88$10.73-1.38%$11.09$10.621.19 million shs$1.57 billion07/29/2025$11.19$10.88-2.77%$11.31$10.861.38 million shs$1.59 billion07/28/2025$10.82$11.19+3.42%$11.25$10.761.87 million shs$1.64 billion07/25/2025$10.71$10.82+1.03%$10.85$10.64857,795 shs$1.58 billion Get the Latest News and Ratings for ATEC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Alphatec and its competitors with MarketBeat's FREE daily newsletter. 07/24/2025$10.83$10.71-1.11%$10.83$10.581.27 million shs$1.57 billion07/23/2025$10.74$10.83+0.84%$10.96$10.731.02 million shs$1.58 billion07/22/2025$10.31$10.74+4.17%$10.87$10.231.61 million shs$1.57 billion07/21/2025$10.49$10.31-1.72%$10.71$10.221.36 million shs$1.51 billion07/18/2025$10.63$10.49-1.32%$10.74$10.441.18 million shs$1.53 billion07/17/2025$10.63$10.63$10.81$10.521.35 million shs$1.55 billion07/16/2025$10.71$10.63-0.75%$10.92$10.471.70 million shs$1.55 billion07/15/2025$10.91$10.71-1.83%$10.97$10.69976,179 shs$1.57 billion07/14/2025$10.99$10.91-0.73%$11.17$10.84720,393 shs$1.59 billion07/11/2025$11.58$10.99-5.09%$11.56$10.911.60 million shs$1.61 billion07/10/2025$11.49$11.58+0.78%$12.01$11.261.65 million shs$1.69 billion07/09/2025$11.60$11.49-0.95%$11.71$11.221.64 million shs$1.68 billion07/08/2025$10.93$11.60+6.13%$11.61$10.882.33 million shs$1.70 billion07/07/2025$10.99$10.93-0.50%$11.01$10.721.37 million shs$1.60 billion Related Companies GMED Stock Price Chart TFX Stock Price Chart ITGR Stock Price Chart ATRC Stock Price Chart IART Stock Price Chart SRDX Stock Price Chart OFIX Stock Price Chart ANGO Stock Price Chart ARAY Stock Price Chart RMTI Stock Price Chart Receive ATEC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Alphatec and its competitors with MarketBeat's FREE daily newsletter. 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