OTCMKTS:TGEN Tecogen (TGEN) Stock Price, News & Analysis $3.32 +0.01 (+0.30%) As of 09/22/2026 04:10 PM Eastern Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartNews and TrendsOwnershipSEC Filings About Tecogen Stock (OTCMKTS:TGEN) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Tecogen alerts:Sign Up Key Stats Today's Range$3.19▼$3.3850-Day Range$2.94▼$4.1952-Week Range$1.94▼$12.07Volume129,355 shsAverage Volume401,190 shsMarket Capitalization$100.22 millionP/E RatioN/ADividend YieldN/APrice Target$7.50Consensus RatingN/A Company Overview Tecogen Inc. develops, manufactures and services clean-energy equipment designed to improve energy efficiency and reduce emissions. The company’s primary products use natural-gas-fueled engines to generate electricity and capture usable heat, supporting combined heat and power applications for commercial, institutional and industrial customers. Tecogen’s product offerings include cogeneration systems, natural-gas engine-driven chillers and related distributed-generation equipment. These systems are intended for facilities that require electricity, heating and cooling, and can help customers reduce reliance on conventional grid power while making use of recovered thermal energy. In addition to equipment sales, Tecogen provides engineering, installation, maintenance and monitoring services. The company is based in Waltham, Massachusetts, and serves customers primarily in the United States. Its operations have historically focused on developing and deploying efficient natural-gas energy systems for commercial and industrial applications.AI Generated. May Contain Errors. Read More Receive TGEN Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Tecogen and its competitors with MarketBeat's FREE daily newsletter. Submit View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. TGEN Stock News HeadlinesTecogen Inc.(NYSEAM:TGEN) dropped from S&P Global BMI IndexSeptember 21 at 1:07 AM | marketscreener.comMTecogen Inc (TGEN) (Q2 2026) Earnings Call Highlights: Data Center Momentum Offsets Revenue DipAugust 17, 2026 | uk.finance.yahoo.comALERT: Drop these 5 stocks before the market opens tomorrow!The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings research points to the first half of 2026 as a particularly rough stretch for certain holdings. Some of America's most popular stocks could take serious damage as a radical market shift plays out. Analysts at Weiss Ratings have identified five names you may want to remove from your portfolio before this unfolds. If any of these are in your portfolio, now is the time to review your positions. | Weiss Ratings (Ad)Tecogen (TGEN) Stock Sees Fair Value Cut As Data Center Order Hopes Face ScrutinyJune 28, 2026 | finance.yahoo.comTecogen Q1 2026 Earnings Call: Complete TranscriptMay 15, 2026 | uk.finance.yahoo.comTecogen Inc (TGEN) Q1 2026 Earnings Call Highlights: Profit Margins Shine Amid Revenue ChallengesMay 15, 2026 | uk.finance.yahoo.comTecogen: Where Are The Data Center Sales? (Rating Downgrade)May 15, 2026 | seekingalpha.comTecogen Inc. (TGEN) Q1 2026 Earnings Call TranscriptMay 13, 2026 | seekingalpha.comSee More Headlines TGEN Stock Analysis - Frequently Asked Questions How have TGEN shares performed this year? Tecogen's stock was trading at $4.94 at the start of the year. Since then, TGEN stock has decreased by 32.8% and is now trading at $3.32. How were Tecogen's earnings last quarter? Tecogen Inc. (OTCMKTS:TGEN) posted its quarterly earnings data on Monday, March, 17th. The company reported ($0.05) earnings per share (EPS) for the quarter. The firm earned $6.08 million during the quarter. Tecogen had a negative trailing twelve-month return on equity of 42.06% and a negative net margin of 24.15%. Read the conference call transcript. Who are Tecogen's major shareholders? Top institutional shareholders of Tecogen include Gratia Capital LLC (1.29%) and Integrated Wealth Concepts LLC (0.37%). View institutional ownership trends. How do I buy shares of Tecogen? Shares of TGEN stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Tecogen own? Based on aggregate information from My MarketBeat watchlists, some other companies that Tecogen investors own include Avino Silver & Gold Mines (ASM), FuelCell Energy (FCEL), Canopy Growth (CGC), Kopin (KOPN), Sorrento Therapeutics (SRNE), ADMA Biologics (ADMA) and Remark (MARK). Company Calendar Last Earnings3/17/2025Today9/22/2026Fiscal Year End12/31/2026Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeOTCMKTS SectorIndustrials Industry Electrical Equipment Sub-IndustryHeavy Electrical Equipment Current SymbolOTCMKTS:TGEN CIK1537435 Webwww.tecogen.com Phone(781) 466-6400Fax781-466-6466Employees120Year Founded2000Price Target and Rating Average Price Target for Tecogen$7.50 High Price Target$7.50 Low Price Target$7.50 Potential Upside/Downside+125.9%Consensus RatingN/A Rating Score (0-4)0.00 Research Coverage0 Analysts Profitability EPS (Trailing Twelve Months)($0.34) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$4.60 million Net Margins-24.15% Pretax Margin-23.62% Return on Equity-42.06% Return on Assets-19.55% Debt Debt-to-Equity Ratio0.03 Current Ratio1.53 Quick Ratio0.70 Sales & Book Value Annual Sales$24.58 million Price / Sales4.08 Cash FlowN/A Price / Cash FlowN/A Book ValueN/A Price / BookN/AMiscellaneous Outstanding Shares30,188,000Free Float21,931,000Market Cap$100.22 million OptionableNot Optionable Beta2.16 Social Links 10 Stocks Powering The Next AI Boom The AI boom is creating opportunities across semiconductors, cloud computing, enterprise software, infrastructure, cybersecurity, and automation. Inside this report, you’ll find 10 companies positioned to benefit as artificial intelligence moves from hype to real-world deployment and becomes a core growth driver for corporate America.Get This Free Report This page (OTCMKTS:TGEN) was last updated on 9/23/2026 by MarketBeat.com Staff. From Our PartnersALERT: Drop these 5 stocks before the market opens tomorrow!The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...Weiss Ratings | SponsoredSmall Colorado Company (Backed by Sam Altman) Could Save U.S. Power GridA small Colorado company has secured rights to technology that could prevent the U.S. public power grid from c...Altimetry | SponsoredLouis Navellier: My #1 AI stock for 2026 (name & ticker inside)Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...InvestorPlace | SponsoredReady to give options a try? 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In their Bloomberg interview, they didn't just predict the...Decentralized Masters | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Tecogen Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Tecogen With A Colleague Link copied to clipboard. Unlock superior investment research and tools. Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools and reports. Get MarketBeat All Access MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. 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