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Tecogen Inc.

TGEN Real Time Price USD
N/A
N/A
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...
Overview
Financials
Forecast
Insiders
Institutions
Compensation
Government
Ownership
News
Income
Balance Sheet
Cash Flow
Revenue Breakdown

Recent trades of TGEN by members of U.S. Congress

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No Congress Trading data for this ticker

Congress Trading Dashboard
TGEN Stock Insider Trading Activity Follow @QuiverQuant for major insider updates

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Closing Price
Purchase
Sale
Name
Type
Shares
Price
Shares Held
Date
Reported
TGEN Stock Institutional Owners
Investor
Shares
Change in Shares
Market Value
Date
Reported
TGEN Derivatives Institutional Owners
Investor
Type
Shares
Change in Shares
Market Value
Date
Reported

Recently reported changes in TGEN holdings by institutional investors

Quarterly net insider trading by TGEN's directors and management

* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.

About

Backtest Start Date
CAGR (Total)
Return (30d)
Return (1Y)
  • 1M
  • 3M
  • 6M
  • YTD
  • 1Y
  • 2Y
  • 5Y
  • MAX

About

Backtest Start Date

Key Metrics

Return (1d)

Return (30d)

Return (1Y)

CAGR (Total)

Max Drawdown

Beta

Alpha

Sharpe Ratio

Win Rate

Average Win

Average Loss

Annual Volatility

Annual Std Dev

Information Ratio

Treynor Ratio

Total Trades

Show More
Metrics Definitions

Disclaimer: The performance results shown are based on historical backtesting and are hypothetical in nature. Backtested performance does not represent actual trading and does not account for all market factors that may affect execution, such as liquidity, slippage, and changing market conditions. Past performance is not necessarily indicative of future results. There is no guarantee that any trading strategy will be profitable or avoid losses.

  • Alpha

    Measures a portfolio's risk-adjusted performance against that of its benchmark

    Learn More about Alpha
  • Annual Standard Deviation

    Measures how much the portfolio's total return varies from its mean or average.

    Learn More about Annual Standard Deviation
  • Annual Volatility

    A statistical measure of the dispersion of returns for the portfolio.

    Learn More about Annual Volatility
  • Average Win

    The average return (%) for trades that resulted in a positive return.

  • Average Loss

    The average return (%) for trades that resulted in a negative return.

  • Beta

    A measure of the volatility of the portfolio compared to the market as a whole.

    Learn More about Beta
  • CAGR

    CAGR (Compounded Annual Growth Rate), is the historical annualized rate of return for an investment strategy, throughout the backtest period.

    Learn More about CAGR
  • Information Ratio

    A measurement of portfolio returns beyond the returns of its benchmark compared to the volatility of those returns.

    Learn More about Information Ratio
  • Max Drawdown

    the maximum observed loss from a peak to a trough of a portfolio, before a new peak is attained.

    Learn More about Max Drawdown
  • Sharpe Ratio

    The Sharpe Ratio is a measure of historical risk-adjusted return, which quantifies the amount of return that an investor received per unit of risk.

    Learn More about Sharpe Ratio
  • Total Trades

    The total number of trades made by this strategy.

  • Treynor Ratio

    Attempts to measure how successful an investment is in providing compensation to investors for taking on investment risk.

    Learn More about Treynor Ratio
  • Win Rate

    The percentage of total trades that resulted in a positive return.

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Government lobbying spending instances

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No Corporate Lobbying instances for this ticker

Corporate Lobbying Dashboard

Former government officials who have lobbied for TGEN

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No former government officials on record as having lobbied for TGEN

Revolving Door Dashboard

TGEN Estimated quarterly lobbying spending

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No Corporate Lobbying data for this ticker

Corporate Lobbying Dashboard

TGEN Revenue by Segment or Geography

By Segment
By Geography
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No Revenue by Segment data for this ticker

Revenue Breakdown Dashboard
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No Revenue by Geography data for this ticker

Revenue Breakdown Dashboard
TGEN Income Statement
TGEN Balance Sheet
TGEN Cash Flow
U.S. Patents

New TGEN patent grants

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No new patents for this ticker

U.S. Patents Dashboard
Government Contracts

Federal grants, loans, and purchases

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No Government Contracts for this ticker

Government Contracts Dashboard
Government Contracts

Estimated quarterly amount awarded to TGEN from public contracts

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No recent Government Contracts for this ticker

Government Contracts Dashboard
TGEN News

Recent insights relating to TGEN

CNBC Recommendations

Recent picks made for TGEN stock on CNBC

Top ETF Holders

ETFs with the largest estimated holdings in TGEN

TGEN Analyst Ratings

TGEN Stock Forecasts
...

  • ... Highest Price Target
  • ... Median Price Target
  • ... Lowest Price Target
TGEN Analyst Forecasts
Analyst
Firm
Current
Previous
Date
Frequently Asked Questions
  • Is $TGEN stock a Buy, Sell, or Hold?

  • What is the price target for $TGEN stock?

* Analyst consensus is not financial advice. Please see our data disclaimers .

TGEN Top Shareholders
Shareholder
Shares Held
TGEN Options Owners
Shareholder
Security
Underlying Shares
Frequently Asked Questions
  • Who owns $TGEN stock?

  • Who owns the most shares of $TGEN stock?

  • What funds own $TGEN stock?

* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.

TGEN Stock Smart Score

The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.

The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.
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Sign Up to view TGEN Smart Score

Score Breakdown
Bull Case vs Bear Case

See concise summaries of analyst reports, presenting both bullish and bearish arguments for a stock.

Example:

Bulls Say:

The Bulls Say summary highlights positive aspects of the stock.

Bears Say:

The Bears Say summary points out potential risks and negative aspects of the stock.

Show More
About TGEN

Tecogen Inc produces commercial and industrial, natural-gas-fueled engine-driven, combined heat and power (CHP) products that reduce energy costs, decrease greenhouse gas emissions and alleviate congestion on the national power grid. Its products supply electric power or mechanical power for cooling. The company has three business segments: Products Segment, Services Segment, and Energy Production Segment. The majority of the company's revenue is derived from the Services segment, which provides operations and maintenance (O&M) services for its products under long term service contracts.

  • Address North Billerica, MA
  • Market Cap 92.1 million
  • Employees 120
  • Industrial Classification Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip

Tecogen Inc. (TGEN) Historical Stock Prices

Tecogen Inc. (TGEN) closed at $3.05 on September 25, 2026. Over the past year its adjusted close ranged from $2.00 to $12.07. Daily prices go back to May 20, 2014, 2,975 trading days in all.

  • 1 month-2.56%
  • 3 months-41.01%
  • Year to date-38.26%
  • 1 year-62.67%
  • 3 years+238.89%
  • 5 years+68.51%
  • Max-52.12%
See every congressional and insider trade on the TGEN price chart

Quiver Premium charts TGEN's full daily history since 2014 with each congressional purchase and sale and every open-market insider purchase marked on the price line, with hover details for each trade.

Upgrade to Premium

Last 12 months, newest first

Access Raw Data Daily prices since 2014 for every ticker, through the Quiver API
DateOpenHighLowCloseAdj. CloseVolume
Sep 25, 2026 3.05 3.20 2.95 3.05 3.05 64,383
Sep 24, 2026 3.14 3.28 3.02 3.02 3.02 93,796
Sep 23, 2026 3.30 3.33 3.10 3.15 3.15 99,944
Sep 22, 2026 3.30 3.38 3.19 3.32 3.32 129,961
Sep 21, 2026 3.23 3.33 3.10 3.31 3.31 198,677
Sep 18, 2026 3.10 3.18 3.01 3.12 3.12 82,397
Sep 17, 2026 3.05 3.15 2.99 3.11 3.11 120,269
Sep 16, 2026 2.97 3.05 2.88 2.94 2.94 62,552
Sep 15, 2026 3.02 3.03 2.92 2.97 2.97 76,147
Sep 14, 2026 2.97 3.05 2.91 3.01 3.01 99,279
Sep 11, 2026 3.12 3.17 3.01 3.05 3.05 88,375
Sep 10, 2026 3.04 3.15 3.01 3.03 3.03 84,877
Sep 9, 2026 3.16 3.22 3.08 3.09 3.09 109,547
Sep 8, 2026 3.18 3.35 3.10 3.23 3.23 229,464
Sep 4, 2026 3.05 3.19 3.01 3.13 3.13 157,933
Sep 3, 2026 3.00 3.06 2.92 3.05 3.05 152,163
Sep 2, 2026 2.97 3.03 2.91 2.95 2.95 86,190
Sep 1, 2026 2.98 3.04 2.75 3.01 3.01 432,101
Aug 31, 2026 3.11 3.23 3.00 3.06 3.06 189,410
Aug 28, 2026 3.17 3.18 3.05 3.11 3.11 113,628
Aug 27, 2026 3.16 3.24 3.11 3.17 3.17 264,699
Aug 26, 2026 3.14 3.29 3.09 3.13 3.13 100,097
Aug 25, 2026 3.09 3.21 3.04 3.18 3.18 182,377
Aug 24, 2026 3.40 3.40 2.98 3.11 3.11 321,826
Aug 21, 2026 3.25 3.46 3.25 3.42 3.42 218,370
Aug 20, 2026 3.32 3.42 3.13 3.26 3.26 183,779
Aug 19, 2026 3.51 3.59 3.31 3.36 3.36 173,396
Aug 18, 2026 3.50 3.56 3.32 3.50 3.50 228,184
Aug 17, 2026 3.62 3.96 3.55 3.57 3.57 207,416
Aug 14, 2026 4.12 4.13 3.56 3.65 3.65 356,362
Aug 13, 2026 3.76 4.43 3.65 4.19 4.19 335,449
Aug 12, 2026 4.06 4.14 3.94 4.01 4.01 182,138
Aug 11, 2026 3.90 4.06 3.90 4.06 4.06 72,912
Aug 10, 2026 3.90 4.00 3.83 3.88 3.88 93,979
Aug 7, 2026 3.79 4.00 3.77 3.89 3.89 109,341
Aug 6, 2026 3.71 3.86 3.70 3.73 3.73 164,618
Aug 5, 2026 3.79 3.97 3.61 3.76 3.76 155,861
Aug 4, 2026 3.71 3.88 3.71 3.74 3.74 179,369
Aug 3, 2026 3.36 3.67 3.36 3.65 3.65 195,698
Jul 31, 2026 3.27 3.37 3.22 3.32 3.32 74,399
Jul 30, 2026 3.08 3.23 3.07 3.20 3.20 182,156
Jul 29, 2026 3.07 3.30 2.91 3.00 3.00 528,479
Jul 28, 2026 3.39 3.39 3.07 3.10 3.10 397,073
Jul 27, 2026 3.28 3.44 3.16 3.34 3.34 295,763
Jul 24, 2026 3.38 3.38 3.15 3.22 3.22 363,344
Jul 23, 2026 3.44 3.64 3.34 3.40 3.40 275,702
Jul 22, 2026 3.50 3.74 3.48 3.54 3.54 226,588
Jul 21, 2026 3.52 3.59 3.32 3.59 3.59 323,300
Jul 20, 2026 3.61 3.70 3.41 3.45 3.45 143,672
Jul 17, 2026 3.58 3.68 3.49 3.55 3.55 373,250
Jul 16, 2026 3.89 4.08 3.63 3.73 3.73 246,952
Jul 15, 2026 4.07 4.22 3.86 3.95 3.95 189,375
Jul 14, 2026 4.00 4.16 3.97 4.01 4.01 207,752
Jul 13, 2026 4.08 4.10 3.92 3.98 3.98 172,500
Jul 10, 2026 4.45 4.47 4.11 4.12 4.12 84,149
Jul 9, 2026 4.10 4.51 4.01 4.47 4.47 297,858
Jul 8, 2026 3.96 4.10 3.86 4.07 4.07 214,229
Jul 7, 2026 4.27 4.45 3.95 4.00 4.00 330,017
Jul 6, 2026 4.52 4.73 4.27 4.36 4.36 367,293
Jul 2, 2026 4.87 5.14 4.36 4.52 4.52 452,223
Jul 1, 2026 5.17 5.45 4.87 4.93 4.93 199,487
Jun 30, 2026 5.27 5.49 5.06 5.22 5.22 137,697
Jun 29, 2026 5.18 5.42 4.98 5.23 5.23 151,702
Jun 26, 2026 5.10 5.34 4.95 5.17 5.17 241,524
Jun 25, 2026 5.50 5.76 5.09 5.20 5.20 339,277
Jun 24, 2026 5.84 5.95 5.30 5.38 5.38 259,195
Jun 23, 2026 5.79 6.27 5.62 5.72 5.72 265,916
Jun 22, 2026 6.06 6.35 6.00 6.05 6.05 189,168
Jun 18, 2026 6.00 6.17 5.86 6.03 6.03 168,487
Jun 17, 2026 5.77 6.19 5.71 5.78 5.78 198,845
Jun 16, 2026 5.70 6.08 5.55 5.67 5.67 163,415
Jun 15, 2026 6.05 6.18 5.62 5.68 5.68 215,581
Jun 12, 2026 5.67 5.95 5.53 5.73 5.73 195,712
Jun 11, 2026 5.38 5.71 5.21 5.71 5.71 249,087
Jun 10, 2026 5.59 5.85 5.24 5.32 5.32 242,185
Jun 9, 2026 6.19 6.34 5.30 5.67 5.67 611,387
Jun 8, 2026 6.15 6.36 6.00 6.09 6.09 343,560
Jun 5, 2026 7.04 7.19 5.70 5.74 5.74 550,013
Jun 4, 2026 6.69 7.43 6.40 6.90 6.90 399,212
Jun 3, 2026 6.50 7.01 6.32 6.82 6.82 443,898
Jun 2, 2026 6.85 6.90 6.42 6.54 6.54 413,383
Jun 1, 2026 6.04 6.95 6.02 6.86 6.86 516,893
May 29, 2026 6.37 6.51 5.90 6.21 6.21 262,483
May 28, 2026 6.40 6.72 6.27 6.37 6.37 326,343
May 27, 2026 6.09 6.98 6.00 6.57 6.57 892,415
May 26, 2026 5.80 6.39 5.75 6.05 6.05 537,753
May 22, 2026 5.56 5.83 5.50 5.74 5.74 391,528
May 21, 2026 5.29 5.54 5.29 5.52 5.52 185,741
May 20, 2026 5.46 5.84 5.16 5.30 5.30 443,032
May 19, 2026 6.08 6.11 5.35 5.36 5.36 554,047
May 18, 2026 6.52 7.18 6.20 6.35 6.35 870,128
May 15, 2026 5.99 6.64 5.55 6.52 6.52 1,109,161
May 14, 2026 5.13 6.32 5.04 6.22 6.22 1,787,499
May 13, 2026 3.85 5.19 3.85 5.07 5.07 1,934,737
May 12, 2026 4.32 4.32 4.06 4.23 4.23 468,022
May 11, 2026 3.67 4.59 3.65 4.37 4.37 583,199
May 8, 2026 4.80 4.89 4.52 4.63 4.63 462,953
May 7, 2026 5.22 5.29 4.71 4.82 4.82 366,641
May 6, 2026 5.00 5.52 4.91 5.35 5.35 418,699
May 5, 2026 4.98 5.00 4.60 4.94 4.94 270,425
May 4, 2026 4.78 5.08 4.78 4.92 4.92 380,200
May 1, 2026 4.78 5.20 4.77 4.95 4.95 529,319
Apr 30, 2026 4.06 5.07 3.96 4.78 4.78 1,162,070
Apr 29, 2026 4.23 4.25 3.96 4.04 4.04 210,290
Apr 28, 2026 4.13 4.21 3.80 4.20 4.20 289,222
Apr 27, 2026 4.27 4.39 4.10 4.24 4.24 144,274
Apr 24, 2026 4.15 4.40 4.02 4.29 4.29 179,760
Apr 23, 2026 4.28 4.42 3.93 4.17 4.17 363,770
Apr 22, 2026 4.62 4.72 4.12 4.32 4.32 516,215
Apr 21, 2026 4.94 4.94 4.36 4.45 4.45 549,489
Apr 20, 2026 4.27 5.00 4.12 4.87 4.87 1,397,498
Apr 17, 2026 3.95 4.47 3.86 4.30 4.30 1,200,885
Apr 16, 2026 3.92 3.95 3.61 3.87 3.87 454,435
Apr 15, 2026 3.90 4.12 3.71 3.92 3.92 631,249
Apr 14, 2026 3.75 3.96 3.50 3.79 3.79 1,018,175
Apr 13, 2026 2.87 3.80 2.87 3.63 3.63 1,326,853
Apr 10, 2026 3.09 3.21 2.77 2.85 2.85 267,339
Apr 9, 2026 2.67 3.23 2.67 3.09 3.09 634,342
Apr 8, 2026 2.80 2.87 2.66 2.74 2.74 270,586
Apr 7, 2026 2.65 2.65 2.47 2.62 2.62 193,327
Apr 6, 2026 2.96 3.03 2.65 2.66 2.66 352,615
Apr 2, 2026 2.85 3.03 2.75 2.92 2.92 307,273
Apr 1, 2026 2.62 2.82 2.62 2.78 2.78 264,952
Mar 31, 2026 2.53 2.67 2.49 2.56 2.56 224,833
Mar 30, 2026 2.67 2.90 2.41 2.46 2.46 257,908
Mar 27, 2026 2.61 2.67 2.45 2.57 2.57 400,227
Mar 26, 2026 2.84 2.94 2.62 2.62 2.62 345,936
Mar 25, 2026 3.15 3.15 2.60 2.89 2.89 620,760
Mar 24, 2026 2.36 2.87 2.36 2.75 2.75 778,987
Mar 23, 2026 2.24 2.45 2.19 2.36 2.36 480,877
Mar 20, 2026 2.23 2.37 2.18 2.23 2.23 443,033
Mar 19, 2026 2.09 2.25 2.06 2.18 2.18 548,256
Mar 18, 2026 2.83 2.83 1.94 2.00 2.00 2,475,743
Mar 17, 2026 2.76 2.97 2.74 2.84 2.84 385,351
Mar 16, 2026 2.79 2.92 2.69 2.75 2.75 147,139
Mar 13, 2026 2.81 2.95 2.63 2.76 2.76 330,768
Mar 12, 2026 2.74 2.79 2.62 2.71 2.71 419,383
Mar 11, 2026 2.80 2.88 2.66 2.83 2.83 275,515
Mar 10, 2026 2.89 2.98 2.77 2.81 2.81 209,980
Mar 9, 2026 2.82 2.95 2.82 2.92 2.92 206,791
Mar 6, 2026 3.10 3.18 2.71 2.98 2.98 753,568
Mar 5, 2026 3.26 3.34 3.06 3.20 3.20 193,538
Mar 4, 2026 3.30 3.50 3.25 3.30 3.30 235,120
Mar 3, 2026 3.36 3.37 3.15 3.23 3.23 294,566
Mar 2, 2026 3.37 3.59 3.37 3.45 3.45 177,972
Feb 27, 2026 3.78 3.78 3.37 3.47 3.47 420,933
Feb 26, 2026 3.78 3.92 3.68 3.87 3.87 147,142
Feb 25, 2026 3.72 3.86 3.67 3.76 3.76 163,595
Feb 24, 2026 3.47 3.75 3.38 3.68 3.68 119,244
Feb 23, 2026 3.50 3.58 3.43 3.48 3.48 170,335
Feb 20, 2026 3.65 3.76 3.53 3.54 3.54 157,363
Feb 19, 2026 3.49 3.68 3.37 3.68 3.68 170,679
Feb 18, 2026 3.83 3.99 3.47 3.52 3.52 263,213
Feb 17, 2026 3.85 3.87 3.62 3.85 3.85 270,311
Feb 13, 2026 3.81 3.91 3.71 3.81 3.81 303,392
Feb 12, 2026 3.93 4.00 3.71 3.77 3.77 122,480
Feb 11, 2026 4.02 4.21 3.82 3.90 3.90 330,223
Feb 10, 2026 3.87 3.92 3.69 3.79 3.79 149,538
Feb 9, 2026 3.78 3.90 3.58 3.89 3.89 282,781
Feb 6, 2026 3.58 4.00 3.58 3.75 3.75 398,024
Feb 5, 2026 3.50 3.70 3.44 3.50 3.50 271,318
Feb 4, 2026 3.86 3.86 3.45 3.60 3.60 526,273
Feb 3, 2026 3.80 3.99 3.60 3.80 3.80 336,924
Feb 2, 2026 3.73 3.91 3.65 3.77 3.77 415,427
Jan 30, 2026 4.11 4.21 3.71 3.74 3.74 420,138
Jan 29, 2026 4.06 4.20 3.95 4.14 4.14 364,191
Jan 28, 2026 4.26 4.31 3.97 4.13 4.13 563,955
Jan 27, 2026 4.29 4.44 4.10 4.25 4.25 371,634
Jan 26, 2026 4.32 4.52 4.26 4.30 4.30 641,904
Jan 23, 2026 4.76 4.76 4.31 4.34 4.34 401,717
Jan 22, 2026 4.67 4.83 4.54 4.76 4.76 303,207
Jan 21, 2026 4.56 4.95 4.44 4.60 4.60 563,489
Jan 20, 2026 4.88 4.99 4.71 4.74 4.74 355,844
Jan 16, 2026 5.00 5.18 5.00 5.09 5.09 483,113
Jan 15, 2026 5.00 5.15 4.91 4.99 4.99 313,991
Jan 14, 2026 4.94 5.06 4.83 4.96 4.96 323,161
Jan 13, 2026 4.80 5.07 4.77 4.93 4.93 366,227
Jan 12, 2026 4.63 4.81 4.50 4.74 4.74 379,440
Jan 9, 2026 5.05 5.10 4.58 4.76 4.76 829,553
Jan 8, 2026 4.39 5.15 4.39 5.03 5.03 1,204,878
Jan 7, 2026 4.46 4.84 4.27 4.44 4.44 1,442,804
Jan 6, 2026 5.67 5.72 4.22 4.41 4.41 4,097,406
Jan 5, 2026 5.39 5.79 5.20 5.54 5.54 614,501
Jan 2, 2026 5.04 5.39 4.96 5.34 5.34 469,215
Dec 31, 2025 4.90 5.07 4.88 4.94 4.94 421,789
Dec 30, 2025 5.07 5.12 4.90 4.92 4.92 574,179
Dec 29, 2025 5.05 5.20 5.00 5.09 5.09 375,139
Dec 26, 2025 5.29 5.34 5.06 5.18 5.18 420,082
Dec 24, 2025 5.22 5.35 5.13 5.33 5.33 222,046
Dec 23, 2025 5.05 5.28 5.02 5.23 5.23 363,687
Dec 22, 2025 5.13 5.33 4.96 5.11 5.11 637,094
Dec 19, 2025 4.72 5.50 4.62 5.04 5.04 2,087,032
Dec 18, 2025 4.97 5.27 4.67 4.70 4.70 1,403,220
Dec 17, 2025 5.30 5.39 4.64 4.78 4.78 1,782,873
Dec 16, 2025 5.83 5.91 5.25 5.34 5.34 699,173
Dec 15, 2025 6.30 6.30 5.81 5.84 5.84 442,771
Dec 12, 2025 6.40 6.70 5.88 6.03 6.03 534,452
Dec 11, 2025 6.51 6.54 6.08 6.47 6.47 483,219
Dec 10, 2025 6.72 6.75 6.42 6.56 6.56 300,094
Dec 9, 2025 6.74 6.85 6.59 6.79 6.79 279,353
Dec 8, 2025 6.96 7.06 6.67 6.85 6.85 287,679
Dec 5, 2025 7.34 7.48 6.91 7.01 7.01 316,382
Dec 4, 2025 7.01 7.51 6.85 7.30 7.30 543,222
Dec 3, 2025 6.49 7.10 6.31 7.05 7.05 333,127
Dec 2, 2025 6.60 6.79 6.41 6.44 6.44 270,300
Dec 1, 2025 7.26 7.33 6.48 6.50 6.50 820,702
Nov 28, 2025 7.40 7.60 7.21 7.46 7.46 344,868
Nov 26, 2025 6.95 7.22 6.75 7.00 7.00 409,042
Nov 25, 2025 6.86 7.00 6.43 6.88 6.88 275,002
Nov 24, 2025 6.73 7.10 6.50 6.80 6.80 335,442
Nov 21, 2025 6.34 7.16 6.05 6.50 6.50 1,088,895
Nov 20, 2025 6.43 6.80 5.97 6.22 6.22 761,042
Nov 19, 2025 6.41 6.49 6.05 6.16 6.16 663,428
Nov 18, 2025 6.05 6.63 5.98 6.34 6.34 526,336
Nov 17, 2025 6.26 6.61 6.01 6.23 6.23 655,929
Nov 14, 2025 6.60 7.06 6.26 6.51 6.51 1,183,608
Nov 13, 2025 7.17 7.69 6.76 6.94 6.94 1,154,606
Nov 12, 2025 8.13 8.18 6.93 7.38 7.38 1,135,338
Nov 11, 2025 8.02 8.27 7.59 7.68 7.68 481,793
Nov 10, 2025 8.65 9.00 8.09 8.16 8.16 393,778
Nov 7, 2025 8.44 8.44 7.43 8.31 8.31 615,768
Nov 6, 2025 8.77 9.00 7.94 8.16 8.16 750,618
Nov 5, 2025 9.03 9.45 8.72 8.82 8.82 511,419
Nov 4, 2025 9.44 9.78 9.01 9.35 9.35 475,979
Nov 3, 2025 9.87 10.47 9.63 9.73 9.73 527,714
Oct 31, 2025 9.75 10.29 9.09 9.98 9.98 591,949
Oct 30, 2025 9.33 11.07 9.21 9.59 9.59 1,807,769
Oct 29, 2025 8.31 9.64 8.28 9.48 9.48 1,182,142
Oct 28, 2025 8.65 8.74 8.22 8.27 8.27 301,328
Oct 27, 2025 9.00 9.18 8.53 8.66 8.66 340,184
Oct 24, 2025 8.75 9.08 8.61 8.74 8.74 447,150
Oct 23, 2025 8.68 8.82 8.32 8.46 8.46 368,246
Oct 22, 2025 8.88 9.00 8.09 8.42 8.42 843,948
Oct 21, 2025 8.80 9.25 8.42 8.89 8.89 618,622
Oct 20, 2025 10.00 10.15 8.79 8.96 8.96 731,238
Oct 17, 2025 10.00 10.47 8.29 9.39 9.39 2,056,664
Oct 16, 2025 11.90 11.90 10.35 10.36 10.36 1,349,778
Oct 15, 2025 10.20 12.07 9.90 12.07 12.07 2,810,288
Oct 14, 2025 8.75 10.20 8.09 9.53 9.53 1,366,476
Oct 13, 2025 8.38 9.20 8.18 8.92 8.92 940,938
Oct 10, 2025 9.05 9.40 7.82 7.94 7.94 1,140,905
Oct 9, 2025 8.59 9.29 8.59 8.95 8.95 371,400
Oct 8, 2025 9.20 9.44 8.80 8.91 8.91 494,206
Oct 7, 2025 9.95 9.95 8.93 9.18 9.18 818,252
Oct 6, 2025 9.04 10.17 9.04 9.80 9.80 924,845
Oct 3, 2025 9.12 9.83 9.07 9.22 9.22 819,444
Oct 2, 2025 8.51 9.38 8.51 9.10 9.10 814,342
Oct 1, 2025 8.78 8.93 8.27 8.40 8.40 457,693
Sep 30, 2025 8.23 8.95 8.16 8.81 8.81 616,147
Sep 29, 2025 7.98 8.60 7.98 8.21 8.21 728,100
Sep 26, 2025 8.17 8.25 7.64 7.85 7.85 580,002
Sep 25, 2025 8.00 8.48 7.65 8.17 8.17 661,385

Open, high, low and close are the prices as traded. Adjusted close accounts for splits and dividends, and is what the chart and returns use. Where a company changed its ticker, its history under the old symbol is included.

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Tecogen Inc. Executive Compensation

We estimate that -- received a compensation of -- in --, making them the highest paid executive at TGEN, per a recent SEC DEF 14A filing.



Name
Role
Salary
Bonus
Stock/Option Awards
Total Compensation