Tecogen Inc. (TGEN)

NYSE American:
TGEN
| Latest update: Mar 15, 2026, 6:55 PM

Price Chart

$2.76

1.84%
(1 month)

Top Shareholders

The Vanguard Group, Inc.
2.92%
Bard Associates, Inc.
2.31%
Clear Harbor Asset Management LLC
2.04%
Portolan Capital Management LLC
1.49%
HIML Holdings Ltd.
1.41%
Palisades Investment Partners LLC
1.31%
Arosa Capital Management LP
1.17%
Bodel, Inc.
1.01%

Sentiment for TGEN

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General

Stock events for Tecogen, Inc. (TGEN)

Tecogen, Inc.'s stock price has experienced significant volatility, trending down over the past six months. Key events impacting the stock price include Q2 2025 financial results with increased revenues but a net loss, a successful capital raise in July 2025, Q3 2025 financial results with increased revenue but a net loss, the appointment of a new CFO, and gaining traction in the data center market.

Demand Seasonality affecting Tecogen, Inc.’s stock price

Demand for Tecogen's products and services can experience fluctuations. There is an indication of seasonal demand for its Tecochill chillers, which are advantageous in the summertime when electricity rates are high and natural gas prices are off-peak. The company's services segment tends to be more stable and recurring due to long-term maintenance contracts.

Overview of Tecogen, Inc.’s business

Tecogen, Inc. specializes in clean energy products, focusing on natural gas-fueled systems for combined heat and power (CHP), cooling, and heating. The company designs, manufactures, markets, and maintains high-efficiency, ultra-clean cogeneration products for multi-family residential, commercial, recreational, and industrial use. Its major products include cogeneration systems (CHP), chillers, high-efficiency water heaters, and Ultera emissions control technology. Tecogen's business is segmented into Products, Services, and Energy Production.

TGEN’s Geographic footprint

Tecogen's primary operations are concentrated in the United States, particularly in regions with high utility rates such as California, the Midwest, and the Northeast. The company maintains an established network of engineering, sales, and service personnel across the United States, including eleven field service centers. While its focus is domestic, there is potential for international sales through distribution partnerships.

TGEN Corporate Image Assessment

Tecogen's brand reputation is positively influenced by its positioning as a provider of cost-efficient, environmentally friendly, and reliable energy products. The company is recognized for its patented technology that nearly eliminates criteria pollutants and significantly reduces carbon footprints. Recent positive sentiment stems from its increasing traction in the high-growth data center cooling market. The company's stock volatility and unprofitability are noted in financial analyses.

Ownership

Tecogen Inc. has 74 institutional owners and shareholders holding a total of 7,792,900 shares. Major institutional shareholders include Vanguard Group Inc, Bard Associates Inc, Clear Harbor Asset Management, LLC, Portolan Capital Management, LLC, Herald Investment Management Ltd, Palisades Investment Partners, LLC, Arosa Capital Management LP, Susquehanna International Group, Llp, Gendell Jeffrey L, and Marshall Wace, Llp. Institutional ownership stands at 14.64%, while insider ownership is at 13.8%.

FAQ

What is the current stock price of Tecogen, Inc.?

As of the latest update, Tecogen, Inc.'s stock is trading at $2.76 per share.

What’s happening with Tecogen, Inc. stock today?

Today, Tecogen, Inc. stock is up by 1.84%, possibly due to news.

What is the market sentiment around Tecogen, Inc. stock?

Current sentiment around Tecogen, Inc. stock is negative, based on recent news, trading volume, and analyst opinions.

Is Tecogen, Inc.'s stock price growing?

Over the past month, Tecogen, Inc.'s stock price has increased by 1.84%.

How can I buy Tecogen, Inc. stock?

You can buy Tecogen, Inc. stock through any brokerage platform, such as e.g., Robinhood, Fidelity, E*TRADE, by searching for the ticker symbol TGEN

Who are the major shareholders of Tecogen, Inc. stock?

Major shareholders of Tecogen, Inc. include institutions such as The Vanguard Group, Inc. (2.92%), Bard Associates, Inc. (2.31%), Clear Harbor Asset Management LLC (2.04%) ... , according to the latest filings.