AtriCure (ATRC) Stock Chart & Stock Price History $35.96 +1.33 (+3.84%) Closing price 04:00 PM EasternExtended Trading$36.01 +0.05 (+0.13%) As of 04:24 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 Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock AtriCure Stock Price Performance The AtriCure (ATRC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 31.72%, with a year-to-date return of 17.67%. In the past month, the stock has increased 1.44%, reflecting recent market activity. As of the latest close, AtriCure traded at $34.63 with a market cap of $1.72 billion and volume of 621,571 shares. Five years ago, the stock traded at $41.24, representing a 12.80% decrease over that period. At the time, it had a market cap of $1.85 billion and a volume of 239,162 shares. Receive ATRC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for AtriCure and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance-4.26%1 Month Performance+1.44%3 Month Performance+11.30%Year-To-Date Performance+17.67%1 Year Performance+31.72%5 Year Performance-12.80% ATRC Stock Chart for Tuesday, September, 16, 2025 ATRC Chart by TradingView AtriCure 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 Capitalization09/15/2025$35.07$34.63-1.25%$35.92$34.59621,571 shs$1.72 billion09/12/2025$37.56$35.07-6.63%$38.08$35.05700,728 shs$1.74 billion09/11/2025$35.15$37.56+6.86%$37.66$34.95675,248 shs$1.87 billion09/10/2025$36.11$35.15-2.66%$36.04$34.57559,959 shs$1.75 billion09/09/2025$36.00$36.11+0.31%$36.80$35.59388,090 shs$1.79 billion09/08/2025$35.38$36.00+1.75%$36.20$35.18348,500 shs$1.79 billion09/05/2025$35.66$35.38-0.79%$36.08$35.32294,257 shs$1.76 billion09/04/2025$34.77$35.66+2.56%$35.92$34.52305,359 shs$1.77 billion09/03/2025$36.29$34.77-4.19%$36.32$34.37470,799 shs$1.73 billion09/02/2025$36.99$36.29-1.89%$36.85$35.00460,746 shs$1.80 billion Get the Latest News and Ratings for ATRC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for AtriCure and its competitors with MarketBeat's FREE daily newsletter. 09/01/2025$36.99$36.99$37.59$36.95334,377 shs$1.84 billion08/29/2025$37.22$36.99-0.62%$37.59$36.95334,377 shs$1.84 billion08/28/2025$37.30$37.22-0.21%$37.41$36.72354,671 shs$1.85 billion08/27/2025$37.87$37.30-1.51%$38.06$37.22205,617 shs$1.85 billion08/26/2025$37.84$37.87+0.08%$38.33$37.55294,519 shs$1.88 billion08/25/2025$37.66$37.84+0.48%$38.24$37.27332,484 shs$1.88 billion08/22/2025$35.73$37.66+5.40%$37.71$35.95525,425 shs$1.87 billion08/21/2025$36.07$35.73-0.94%$36.24$35.63266,637 shs$1.78 billion08/20/2025$35.84$36.07+0.64%$36.19$35.51321,473 shs$1.79 billion08/19/2025$35.62$35.84+0.62%$36.20$35.43615,937 shs$1.78 billion08/18/2025$35.45$35.62+0.48%$36.06$35.43427,695 shs$1.77 billion08/15/2025$35.41$35.45+0.11%$35.70$35.26329,374 shs$1.76 billion Related Companies TFX Stock Chart ITGR Stock Chart ATEC Stock Chart IART Stock Chart OFIX Stock Chart SRDX Stock Chart ANGO Stock Chart ARAY Stock Chart RMTI Stock Chart RSLS Stock Chart Receive ATRC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for AtriCure and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:ATRC) was last updated on 9/16/2025 by MarketBeat.com Staff From Our PartnersFanatics Hit $31B-Is This Nasdaq Next?Fanatics built an empire by owning the fan experience-scaling to a $31B valuation. 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