Tecogen Inc. (TGEN) Earnings History
Net Loss15 years of earnings data (2011–2025) · Currently unprofitable on a TTM basis
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Tecogen Inc. (TGEN) Earnings Overview
As of June 29, 2026, Tecogen Inc. (TGEN) reported trailing twelve-month net income of -$10M, reflecting -57.9% year-over-year growth. The company earned $-0.33 per diluted share over the past four quarters, with a net profit margin of -30.5%.
Looking at the long-term picture, TGEN's historical earnings data spans multiple years. The company achieved its highest annual net income of $4M in fiscal 2021.
Tecogen Inc. is currently reporting a net loss, though operating performance should be evaluated in the context of growth investments and industry dynamics View revenue history →
Compared to peers including CDTX (-$185M net income, -13319.8% margin), PESI (-$18M net income, -22.3% margin), AMTX (-$74M net income, -37.0% margin), TGEN has outperformed on profitability metrics. Compare TGEN vs CDTX →
TGEN Earnings vs Peers
Earnings metrics vs comparable public companies
TGEN Historical Earnings Data (2011–2025)
15 years| Fiscal Year | Net Income | YoY % | Operating Income | EPS (Diluted) | Net Margin | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | -$8M | -73.3% | -$7M | $-0.30 | -30.5% | -26.3% |
| 2024 | -$5M | -3.5% | -$5M | $-0.19 | -21.0% | -20.0% |
| 2023 | -$5M | -87.8% | -$4M | $-0.18 | -18.3% | -17.6% |
| 2022 | -$2M | -166.2% | -$2M | $-0.10 | -9.8% | -9.4% |
| 2021 | $4M | +160.1% | -$1M | $0.15 | 15.1% | -5.0% |
| 2020 | -$6M | -30.6% | -$6M | $-0.25 | -21.8% | -21.1% |
| 2019 | -$5M | +17.5% | -$5M | $-0.19 | -14.1% | -13.9% |
| 2018 | -$6M | -12134.2% | -$6M | $-0.23 | -15.9% | -15.4% |
| 2017 | $47,436 | +104.3% | $225,152 | $0.00 | 0.1% | 0.7% |
| 2016 | -$1M | +59.8% | $-997,451 | $-0.06 | -4.5% | -4.1% |
| 2015 | -$3M | +27.2% | -$3M | $-0.16 | -12.7% | -12.3% |
| 2014 | -$4M | -8.6% | -$4M | $-0.24 | -19.4% | -19.1% |
| 2013 | -$3M | -110.7% | -$4M | $-0.22 | -21.8% | -23.2% |
| 2012 | -$2M | -4.0% | -$2M | $-0.11 | -10.7% | -13.1% |
| 2011 | -$2M | - | -$2M | $-0.11 | -14.2% | -17.0% |
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TGEN — Frequently Asked Questions
Quick answers to the most common questions about buying TGEN stock.
What is TGEN earnings per share (EPS)?
TGEN trailing twelve-month (TTM) diluted EPS is $-0.33, reflecting -57.9% year-over-year growth. The 5-year EPS CAGR is N/A. Complete EPS history from 2011 to 2025 is available in the table on this page.
What is Tecogen Inc.'s net income?
Tecogen Inc. (TGEN) trailing twelve-month net income is $-10M as of 2025. Earnings declined -57.9% year-over-year.
Is TGEN profitable?
TGEN is not currently profitable on a TTM basis, reporting a net loss of $-10M. Net margin is -30.5%. Investors should monitor for a return to profitability.
What is TGEN's earnings growth rate?
TGEN compound annual EPS growth rates (CAGR): 1-Year: N/A, 3-Year: N/A, 5-Year: N/A, 10-Year: N/A. These figures measure the annualised rate of diluted EPS growth over each period, based on data from 2011 to 2025.
What are TGEN's profit margins?
Tecogen Inc. net profit margin is -30.5%, operating margin is -26.3%, and gross margin is +36.3%. Below-average margins reflect competitive or cost pressures. Return on Equity is -52.2%.
Is TGEN growing earnings?
TGEN earnings are declining — EPS fell -57.9% year-over-year. TTM net income dropped to $-10M. This contrasts with the 5-year CAGR of N/A.
What was TGEN's best earnings year?
Tecogen Inc.'s highest annual net income on record is $4M, achieved in fiscal year 2021. Earnings history on this page spans 2011 to 2025 and includes all annual and quarterly figures.
What were TGEN's earnings last quarter?
TGEN's most recent reported quarter was Q1 2026. Net income was $-2M with diluted EPS of $-0.07. For a full breakdown of all quarters, see the quarterly earnings table on this page.