Astronics (ATRO) Stock Chart & Stock Price History $41.92 +1.84 (+4.59%) Closing price 04:00 PM EasternExtended Trading$43.00 +1.08 (+2.58%) As of 06:59 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Astronics Stock Price Performance The Astronics (ATRO) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 109.81%, with a year-to-date return of 162.66%. In the past month, the stock has increased 19.63%, reflecting recent market activity. As of the latest close, Astronics traded at $40.08 with a market cap of $1.42 billion and volume of 634,063 shares. Five years ago, the stock traded at $9.00, representing a 365.78% increase over that period. At the time, it had a market cap of $276.80 million and a volume of 444,626 shares. Receive ATRO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Astronics 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+5.09%1 Month Performance+19.63%3 Month Performance+25.06%Year-To-Date Performance+162.66%1 Year Performance+109.81%5 Year Performance+365.78% ATRO Stock Chart for Thursday, September, 18, 2025 ATRO Chart by TradingView Astronics 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 Capitalization09/18/2025$40.08$41.92+4.59%$42.40$40.32771,023 shs$1.48 billion09/17/2025$40.15$40.08-0.17%$40.48$39.14634,063 shs$1.42 billion09/16/2025$40.00$40.15+0.37%$40.59$39.73495,455 shs$1.42 billion09/15/2025$39.89$40.00+0.28%$40.83$39.41560,845 shs$1.42 billion09/12/2025$40.46$39.89-1.41%$40.90$39.271.39 million shs$1.41 billion09/11/2025$43.90$40.46-7.84%$44.04$39.242.31 million shs$1.43 billion09/10/2025$38.29$43.90+14.65%$46.61$39.615.73 million shs$1.55 billion09/09/2025$38.39$38.29-0.26%$38.61$37.35812,813 shs$1.36 billion09/08/2025$38.68$38.39-0.75%$39.41$38.12746,612 shs$1.36 billion09/05/2025$39.06$38.68-0.97%$39.50$36.87818,864 shs$1.37 billion Get the Latest News and Ratings for ATRO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Astronics and its competitors with MarketBeat's FREE daily newsletter. 09/04/2025$36.80$39.06+6.14%$39.11$36.82623,454 shs$1.38 billion09/03/2025$36.51$36.80+0.79%$37.24$36.49459,029 shs$1.30 billion09/02/2025$36.37$36.51+0.38%$36.62$35.58800,065 shs$1.29 billion09/01/2025$36.37$36.37$38.00$36.01836,587 shs$1.29 billion08/29/2025$37.83$36.37-3.86%$38.00$36.01836,587 shs$1.29 billion08/28/2025$36.53$37.83+3.56%$38.26$36.30498,861 shs$1.34 billion08/27/2025$36.69$36.53-0.44%$37.03$36.32574,694 shs$1.29 billion08/26/2025$36.43$36.69+0.71%$37.14$36.06558,835 shs$1.30 billion08/25/2025$36.34$36.43+0.25%$36.91$36.021.20 million shs$1.29 billion08/22/2025$35.60$36.34+2.08%$36.87$35.61800,407 shs$1.29 billion08/21/2025$34.41$35.60+3.46%$36.04$34.60555,731 shs$1.26 billion08/20/2025$33.99$34.41+1.24%$34.42$33.47941,866 shs$1.22 billion08/19/2025$35.04$33.99-3.00%$35.25$33.76619,541 shs$1.20 billion08/18/2025$33.45$35.04+4.75%$35.07$33.50477,020 shs$1.24 billion Related Companies HXL Stock Price Chart SPR Stock Price Chart AIR Stock Price Chart NPK Stock Price Chart SYPR Stock Price Chart GE Stock Price Chart BA Stock Price Chart HON Stock Price Chart LMT Stock Price Chart GD Stock Price Chart Receive ATRO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Astronics and its competitors with MarketBeat's FREE daily newsletter. 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