Telkonet (TKOI) Stock Chart & Stock Price History $0.0050 +0.00 (+66.67%) As of 02:21 PM Eastern Add Compare Share Share Chart Stock AnalysisChartSEC FilingsShort InterestBuy This Stock Telkonet Stock Price Performance The Telkonet (TKOI) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 19.35%, with a year-to-date return of 257.14%. In the past month, the stock has increased 284.62%, reflecting recent market activity. As of the latest close, Telkonet traded at $0.00 with a market cap of $779 thousand and volume of 172,715 shares. Five years ago, the stock traded at $0.02, representing a 75.00% decrease over that period. At the time, it had a market cap of $2.73 million and a volume of 151,037 shares. Receive TKOI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Telkonet 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+127.27%1 Month Performance+284.62%3 Month Performance-10.71%Year-To-Date Performance+257.14%1 Year PerformanceN/A5 Year Performance-75.00% TKOI Stock Chart for Tuesday, September, 23, 2025 TKOI Chart by TradingView Telkonet 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$0.00$0.00+17.39%$0.00$0.00172,715 shs$779,000.0009/19/2025$0.00$0.00+4.55%$0.00$0.00106,060 shs$664,000.0009/18/2025$0.00$0.00-15.38%$0.00$0.00102,491 shs$635,000.0009/17/2025$0.00$0.00$0.00$0.0060 shs$750,000.0009/16/2025$0.00$0.00$0.00$0.0010,000 shs$751,000.0009/15/2025$0.00$0.00-10.34%$0.00$0.0010,000 shs$750,000.0009/12/2025$0.00$0.00+11.54%$0.00$0.0050,065 shs$837,000.0009/11/2025$0.00$0.00$0.00$0.0031,387 shs$750,000.0009/10/2025$0.00$0.00+4.00%$0.00$0.003,750 shs$750,000.0009/09/2025$0.00$0.00+25.00%$0.00$0.00798,036 shs$722,000.0009/08/2025$0.00$0.00-13.04%$0.00$0.002,325 shs$577,000.0009/05/2025$0.00$0.00$0.00$0.001,789 shs$664,000.0009/04/2025$0.00$0.00$0.00$0.001,789 shs$664,000.0009/03/2025$0.00$0.00$0.00$0.00275 shs$664,000.0009/02/2025$0.00$0.00$0.00$0.0030 shs$664,000.0009/01/2025$0.00$0.00$0.00$0.0030 shs$664,000.0008/29/2025$0.00$0.00$0.00$0.0095,050 shs$722,000.0008/28/2025$0.00$0.00+8.70%$0.00$0.0095,050 shs$722,000.0008/27/2025$0.00$0.00-17.86%$0.00$0.0013,200 shs$664,000.0008/26/2025$0.00$0.00+115.38%$0.00$0.00763,502 shs$808,000.0008/25/2025$0.00$0.00$0.00$0.00427,383 shs$375,000.0008/22/2025$0.00$0.00$0.00$0.0018,640 shs$375,000.00 Related Companies Talis Biomedical Stock Chart Schmitt Industries Stock Chart Giga-tronics Stock Chart Pressure BioSciences Stock Chart Spectaire Stock Chart Telesis Bio Stock Chart ThermoGenesis Stock Chart American Graphite Technologies Stock Chart Arrayit Stock Chart DiaSys Stock Chart Receive TKOI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Telkonet and its competitors with MarketBeat's FREE daily newsletter. 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