Tecogen (TGEN) Stock Chart & Stock Price History $1.88 +0.05 (+2.84%) As of 04/17/2025 01:44 PM Eastern Add Compare Share Share Chart Stock AnalysisChartEarningsHeadlinesSEC FilingsShort InterestBuy This Stock Tecogen Stock Price Performance 5 Day Performance+1.73%1 Month Performance-23.50%3 Month Performance-29.25%6 Month Performance+109.11%Year-To-Date Performance+28.46%1 Year Performance+198.77% Receive TGEN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Tecogen and its competitors with MarketBeat's FREE daily newsletter. Email Address TGEN Stock Chart for Saturday, April, 19, 2025 TGEN Chart by TradingView Tecogen Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization04/18/2025$1.88$1.88$1.95$1.845,135 shs$47.02 million04/17/2025$1.83$1.88+2.84%$1.95$1.845,135 shs$47.02 million04/16/2025$1.88$1.83-2.66%$1.95$1.8335,313 shs$45.72 million04/15/2025$1.85$1.88+1.62%$1.95$1.8224,411 shs$46.97 million04/14/2025$1.84$1.85+0.54%$1.92$1.8479,737 shs$46.22 million04/11/2025$1.85$1.84-0.54%$1.95$1.8447,575 shs$45.97 million04/10/2025$2.03$1.85-8.87%$2.03$1.8535,420 shs$46.22 million04/09/2025$1.84$2.03+10.33%$2.03$1.8541,965 shs$50.72 million04/09/2025$1.84$2.03+10.33%$2.03$1.8541,965 shs$50.72 million04/08/2025$1.85$1.84-0.54%$2.02$1.8257,556 shs$45.97 million Get the Latest News and Ratings for TGEN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Tecogen and its competitors with MarketBeat's FREE daily newsletter. 04/08/2025$1.85$1.84-0.54%$2.02$1.8257,556 shs$45.97 million04/07/2025$1.94$1.85-4.49%$1.92$1.8193,696 shs$46.22 million04/04/2025$2.05$1.94-5.51%$2.09$1.92173,161 shs$48.33 million04/03/2025$2.32$2.05-11.64%$2.32$2.04236,623 shs$51.15 million04/02/2025$2.17$2.32+6.91%$2.35$2.1034,293 shs$57.88 million04/01/2025$2.24$2.17-3.13%$2.28$2.1528,283 shs$54.14 million03/31/2025$2.27$2.24-1.32%$2.27$2.00119,312 shs$55.89 million03/28/2025$2.27$2.27$2.34$2.1338,056 shs$56.72 million03/27/2025$2.61$2.27-13.03%$2.57$2.2189,834 shs$56.72 million03/26/2025$2.60$2.61+0.38%$2.75$2.5267,224 shs$65.21 million03/25/2025$2.46$2.60+5.69%$2.65$2.3264,528 shs$64.87 million03/24/2025$2.42$2.46+1.65%$2.55$2.3525,096 shs$61.38 million03/21/2025$2.51$2.42-3.39%$2.53$2.3314,266 shs$60.38 million03/20/2025$2.46$2.51+1.83%$2.60$2.2973,030 shs$62.50 million03/19/2025$2.15$2.46+14.42%$2.46$2.20131,445 shs$61.38 million03/18/2025$2.57$2.15-16.34%$2.58$2.07230,218 shs$53.64 million Related Companies Gencor Industries Stock Price Chart Desktop Metal Stock Price Chart QS Energy Stock Price Chart Leishen Energy Stock Price Chart Taylor Devices Stock Price Chart Perma-Pipe International Stock Price Chart Drilling Tools International Stock Price Chart Planet Image International Stock Price Chart Sono-Tek Stock Price Chart Amtech Systems Stock Price Chart Receive TGEN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Tecogen and its competitors with MarketBeat's FREE daily newsletter. 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