AltiGen Communications (ATGN) Stock Chart & Stock Price History $0.61 -0.01 (-1.61%) As of 02:21 PM Eastern Add Compare Share Share Chart Stock AnalysisChartEarningsHeadlinesShort InterestBuy This Stock AltiGen Communications Stock Price Performance The AltiGen Communications (ATGN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 1.58%, with a year-to-date return of -15.86%. In the past month, the stock has decreased 0.80%, reflecting recent market activity. As of the latest close, AltiGen Communications traded at $0.62 with a market cap of $16.03 million and volume of 126,625 shares. Five years ago, the stock traded at $2.35, representing a 74.04% decrease over that period. At the time, it had a market cap of $54.11 million and a volume of 14,682 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-4.88%1 Month Performance-0.80%3 Month Performance+0.53%Year-To-Date Performance-15.86%1 Year Performance+1.58%5 Year Performance-74.04% ATGN Stock Chart for Tuesday, September, 23, 2025 ATGN Chart by TradingView AltiGen Communications 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 Capitalization09/22/2025$0.63$0.62-1.74%$0.64$0.62126,625 shs$16.03 million09/19/2025$0.64$0.63-1.61%$0.65$0.6319,009 shs$16.31 million09/18/2025$0.65$0.64-0.60%$0.65$0.6437,707 shs$16.58 million09/17/2025$0.64$0.65+0.20%$0.65$0.6310,050 shs$16.68 million09/16/2025$0.63$0.64+2.21%$0.65$0.647,500 shs$16.65 million09/15/2025$0.63$0.63$0.66$0.6279,178 shs$16.29 million09/12/2025$0.63$0.63$0.68$0.6348,202 shs$16.29 million09/11/2025$0.67$0.63-5.26%$0.66$0.633,284 shs$16.29 million09/10/2025$0.67$0.67-0.70%$0.67$0.6156,200 shs$17.19 million09/09/2025$0.66$0.67+0.75%$0.67$0.616,800 shs$17.31 million Get the Latest News and Ratings for ATGN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for AltiGen Communications and its competitors with MarketBeat's FREE daily newsletter. 09/08/2025$0.65$0.66+1.56%$0.66$0.6199,172 shs$17.18 million09/05/2025$0.64$0.65+2.27%$0.66$0.6215,240 shs$16.92 million09/04/2025$0.64$0.64+0.63%$0.66$0.6241,190 shs$16.54 million09/03/2025$0.62$0.64+3.41%$0.64$0.6216,018 shs$16.44 million09/02/2025$0.61$0.62+0.33%$0.63$0.6131,751 shs$15.90 million09/01/2025$0.61$0.61$0.64$0.619,399 shs$15.85 million08/29/2025$0.62$0.61-1.13%$0.64$0.619,399 shs$15.85 million08/28/2025$0.65$0.62-3.88%$0.65$0.6157,130 shs$16.03 million08/27/2025$0.63$0.65+2.43%$0.65$0.6116,504 shs$16.67 million08/26/2025$0.62$0.63+1.52%$0.63$0.6119,146 shs$16.28 million08/25/2025$0.61$0.62+0.88%$0.62$0.623,052 shs$16.04 million08/22/2025$0.61$0.61+1.00%$0.66$0.6126,082 shs$15.90 million Related Companies KSCP Stock Chart MOBX Stock Chart EAXR Stock Chart AIRG Stock Chart FKWL Stock Chart IPWR Stock Chart SELX Stock Chart BEEM Stock Chart LGL Stock Chart DVLT Stock Chart Receive ATGN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for AltiGen Communications and its competitors with MarketBeat's FREE daily newsletter. 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