Altair International (ATAO) Stock Chart & Stock Price History $0.04 +0.01 (+20.23%) As of 09/2/2025 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 44.22%, with a year-to-date return of -14.58%. In the past month, the stock has increased 17.14%, reflecting recent market activity. As of the latest close, Altair International traded at $0.03 with a market cap of and volume of 2,074 shares. Five years ago, the stock traded at a split-adjusted price of $6.50, representing a 99.37% decrease over that period. At the time, it had a market cap of and a volume of 0 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+3.27%1 Month Performance+17.14%3 Month Performance-18.00%Year-To-Date Performance-14.58%1 Year Performance-44.22%5 Year PerformanceN/A ATAO Stock Chart for Wednesday, September, 3, 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 Capitalization09/03/2025$0.03$0.04+20.23%$0.06$0.0468,082 shs$0.0009/02/2025$0.03$0.03$0.04$0.032,074 shs$0.0009/01/2025$0.03$0.03$0.04$0.032,074 shs$0.0008/29/2025$0.04$0.04-11.66%$0.04$0.0364,491 shs$0.0008/28/2025$0.04$0.04$0.04$0.04133 shs$0.0008/27/2025$0.04$0.04$0.04$0.04133 shs$0.0008/26/2025$0.04$0.04$0.04$0.04133 shs$0.0008/25/2025$0.04$0.04$0.04$0.04133 shs$0.0008/22/2025$0.06$0.06$0.06$0.0510,873 shs$0.0008/21/2025$0.06$0.06$0.06$0.0510,873 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. 08/20/2025$0.06$0.06$0.06$0.0510,873 shs$0.0008/19/2025$0.05$0.06+15.94%$0.06$0.0510,873 shs$0.0008/18/2025$0.05$0.05$0.05$0.0514,100 shs$0.0008/15/2025$0.05$0.05$0.05$0.045,314 shs$0.0008/14/2025$0.05$0.05$0.05$0.045,314 shs$0.0008/13/2025$0.04$0.05+17.12%$0.05$0.045,314 shs$0.0008/12/2025$0.04$0.04$0.05$0.0430,224 shs$0.0008/11/2025$0.04$0.04$0.05$0.0430,224 shs$0.0008/08/2025$0.05$0.05+17.78%$0.05$0.045,132 shs$0.0008/07/2025$0.04$0.05+12.50%$0.05$0.0421,656 shs$0.0008/06/2025$0.04$0.04$0.04$0.045,779 shs$0.0008/05/2025$0.04$0.04$0.04$0.045,779 shs$0.0008/04/2025$0.04$0.04$0.04$0.045,084 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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