Altair International (ATAO) Stock Chart & Stock Price History $0.03 0.00 (-9.39%) As of 10/3/2025 Add Compare Share Share Chart Stock AnalysisChartSEC FilingsShort InterestBuy This Stock Altair International Stock Price Performance The Altair International (ATAO) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 55.18%, with a year-to-date return of -47.71%. In the past month, the stock has decreased 51.73%, reflecting recent market activity. As of the latest close, Altair International traded at $0.03 with a market cap of and volume of 178,557 shares. Five years ago, the stock traded at a split-adjusted price of $6.00, representing a 99.58% decrease over that period. At the time, it had a market cap of and a volume of 184 shares. Receive ATAO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Altair International and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance-40.94%1 Month Performance-51.73%3 Month Performance-28.29%Year-To-Date Performance-47.71%1 Year Performance-55.18%5 Year Performance-99.58% ATAO Stock Chart for Thursday, October, 9, 2025 ATAO Chart by TradingView Altair International 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 Capitalization10/08/2025$0.03$0.03$0.03$0.03178,557 shs$0.0010/07/2025$0.03$0.03$0.03$0.03178,557 shs$0.0010/06/2025$0.03$0.03$0.03$0.03178,557 shs$0.0010/03/2025$0.04$0.04$0.04$0.04132 shs$0.0010/02/2025$0.04$0.04$0.04$0.04132 shs$0.0010/01/2025$0.04$0.04$0.04$0.0328,584 shs$0.0009/30/2025$0.03$0.04+34.92%$0.04$0.0328,584 shs$0.0009/29/2025$0.03$0.03$0.04$0.0365,850 shs$0.0009/26/2025$0.03$0.03$0.04$0.037,743 shs$0.0009/25/2025$0.03$0.03$0.03$0.031,780 shs$0.00 Get the Latest News and Ratings for ATAO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Altair International and its competitors with MarketBeat's FREE daily newsletter. 09/24/2025$0.03$0.03+2.99%$0.03$0.031,780 shs$0.0009/23/2025$0.03$0.03$0.05$0.032,315 shs$0.0009/22/2025$0.03$0.03$0.05$0.032,315 shs$0.0009/19/2025$0.04$0.04+13.65%$0.04$0.031,080 shs$0.0009/18/2025$0.04$0.04$0.04$0.044,491 shs$0.0009/17/2025$0.05$0.04-24.35%$0.04$0.044,491 shs$0.0009/16/2025$0.04$0.05+22.95%$0.05$0.0473,188 shs$0.0009/15/2025$0.04$0.04$0.05$0.035,800 shs$0.0009/12/2025$0.05$0.04-18.80%$0.05$0.03106,502 shs$0.0009/11/2025$0.05$0.05-3.85%$0.05$0.0314,442 shs$0.0009/10/2025$0.05$0.05$0.05$0.041,762 shs$0.0009/09/2025$0.05$0.05+3.64%$0.05$0.041,762 shs$0.0009/08/2025$0.05$0.05$0.05$0.042,364 shs$0.00 Related Companies ABMT Stock Price Chart AKSY Stock Price Chart ADYX Stock Price Chart DRTSW Stock Price Chart ADLI Stock Price Chart ANZUW Stock Price Chart ALCN Stock Price Chart ATAKW Stock Price Chart AVTI Stock Price Chart BNKL Stock Price Chart Receive ATAO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Altair International and its competitors with MarketBeat's FREE daily newsletter. 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