Tecogen Inc. (TGEN) fundamental analysis — strengths, weaknesses & financial health based on data analysis
* These insights are generated automatically based on available financial data. Please conduct your own research before making investment decisions.
Tecogen Inc. (TGEN) stock price & volume — 10-year historical chart
Tecogen Inc. (TGEN) revenue, earnings & EPS growth — 3, 5 & 10-year CAGR
Tecogen Inc. (TGEN) EPS & revenue vs analyst estimates — last 4 quarters
| Quarter | Date | EPS (Act vs Est) | Revenue (Act vs Est) |
|---|---|---|---|
| Q2 2026Latest | Mar 18, 2026 | $0.09vs $0.10+10.0% | $5Mvs $5M+12.4% |
| Q2 2026 | Mar 17, 2026 | $0.09vs $0.10+10.0% | $5Mvs $5M+12.4% |
| Q4 2025 | Nov 12, 2025 | $0.07vs $0.05-40.0% | $7Mvs $5M+51.9% |
| Q3 2025 | Aug 12, 2025 | $0.06 | $7M |
Tecogen Inc. (TGEN) competitors in Grid-Scale Storage and Microgrids — business model, growth, and fundamentals comparison
Tecogen Inc. (TGEN) vs competitors — business, growth, and fundamentals comparison against the closest industry rivals.
Tecogen Inc. (TGEN) annual income statement — 10-year revenue, gross profit & net income history
| Line item | Dec'17 | Dec'18 | Dec'19 | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 |
|---|---|---|---|---|---|---|---|---|---|
| Sales/Revenue | 33.2M | 35.88M | 33.43M | 28.25M | 24.4M | 25M | 25.14M | 22.62M | 27.07M |
| Revenue Growth % | 35.57% | 8.07% | -6.85% | -15.47% | -13.65% | 2.48% | 0.55% | -10.02% | 19.69% |
| Cost of Goods Sold | 20.25M | 22.29M | 20.95M | 17.43M | 12.81M | 13.94M | 14.94M | 12.75M | 17.25M |
| COGS % of Revenue | 60.98% | 62.12% | 62.67% | 61.68% | 52.51% | 55.74% | 59.42% | 56.36% | 63.71% |
| Gross Profit | 12.95M▲ 0% | 13.59M▲ 4.9% | 12.48M▼ 8.2% | 10.83M▼ 13.2% | 11.59M▲ 7.0% | 11.07M▼ 4.5% | 10.2M▼ 7.8% | 9.87M▼ 3.2% | 9.82M▼ 0.5% |
| Gross Margin % | 39.02% | 37.88% | 37.33% | 38.32% | 47.49% | 44.26% | 40.58% | 43.64% | 36.29% |
| Gross Profit Growth % | 39.28% | 4.92% | -8.19% | -13.23% | 7.02% | -4.49% | -7.82% | -3.25% | -0.46% |
| Operating Expenses | 12.73M | 19.13M | 17.14M | 16.79M | 12.81M | 13.42M | 14.62M | 14.4M | 16.96M |
| OpEx % of Revenue | 38.34% | 53.31% | 51.27% | 59.42% | 52.49% | 53.66% | 58.14% | 63.68% | 62.63% |
| Selling, General & Admin | 11.79M | 13.44M | 13.07M | 12.9M | 12.27M | 12.72M | 13.81M | 13.24M | 15.79M |
| SG&A % of Revenue | 35.52% | 37.46% | 39.09% | 45.67% | 50.28% | 50.88% | 54.94% | 58.52% | 58.32% |
| Research & Development | 936.93K | 1.3M | 1.46M | 767.32K | 542.08K | 732.87K | 840.01K | 961.84K | 1.17M |
| R&D % of Revenue | 2.82% | 3.62% | 4.37% | 2.72% | 2.22% | 2.93% | 3.34% | 4.25% | 4.31% |
| Other Operating Expenses | 0 | 4.39M | 2.61M | 3.12M | -3.09K | -37.26K | -36.21K | 205.11K | 0 |
| Operating Income | 225.15K▲ 0% | -5.54M▼ 2559.8% | -4.66M▲ 15.9% | -5.96M▼ 27.9% | -1.22M▲ 79.5% | -2.35M▼ 92.7% | -4.41M▼ 87.9% | -4.53M▼ 2.7% | -7.13M▼ 57.3% |
| Operating Margin % | 0.68% | -15.43% | -13.94% | -21.09% | -5% | -9.4% | -17.56% | -20.04% | -26.34% |
| Operating Income Growth % | 122.57% | -2559.81% | 15.88% | -27.94% | 79.55% | -92.7% | -87.88% | -2.73% | -57.29% |
| EBITDA | 812.97K | -4.75M | -4.22M | -5.55M | -749.24K | -1.92M | -3.85M | -3.98M | -6.25M |
| EBITDA Margin % | 2.45% | -13.23% | -12.63% | -19.63% | -3.07% | -7.68% | -15.3% | -17.6% | -23.1% |
| EBITDA Growth % | 210.84% | -684.17% | 11.11% | -31.38% | 86.49% | -156.37% | -100.22% | -3.49% | -57.12% |
| D&A (Non-Cash Add-back) | 587.82K | 789.12K | 437.1K | 414.13K | 469.85K | 428.35K | 567.71K | 553.78K | 877.67K |
| EBIT | 252.78K | -5.65M | -4.68M | -6.06M | 3.8M | -2.33M | -4.41M | -4.53M | -7.13M |
| Net Interest Income | -127.46K | -111.98K | -100.92K | -128.3K | -37.98K | -16.25K | -77.05K | -117.12K | -150.29K |
| Interest Income | 27.63K | 8.03K | 933 | 0 | 0 | 0 | 0 | 0 | 0 |
| Interest Expense | 155.08K | 120.02K | 101.85K | 128.3K | 37.98K | 16.25K | 77.05K | 117.12K | 150.29K |
| Other Income/Expense | -127.46K | -230.07K | -120.6K | -226.71K | 4.98M | -32.22K | -77.05K | -117.12K | -1.1M |
| Pretax Income | 97.7K▲ 0% | -5.77M▼ 6004.4% | -4.78M▲ 17.1% | -6.19M▼ 29.5% | 3.76M▲ 160.8% | -2.38M▼ 163.3% | -4.49M▼ 88.6% | -4.65M▼ 3.6% | -8.23M▼ 76.9% |
| Pretax Margin % | 0.29% | -16.08% | -14.3% | -21.9% | 15.41% | -9.52% | -17.86% | -20.56% | -30.39% |
| Income Tax | 0 | 32.75K | 15.19K | 30.17K | 19.49K | 16.35K | 32.49K | 22.57K | 20.61K |
| Effective Tax Rate % | 0% | -0.57% | -0.32% | -0.49% | 0.52% | -0.69% | -0.72% | -0.49% | -0.25% |
| Net Income | 47.44K▲ 0% | -5.71M▼ 12134.2% | -4.71M▲ 17.5% | -6.15M▼ 30.6% | 3.7M▲ 160.1% | -2.45M▼ 166.2% | -4.6M▼ 87.8% | -4.76M▼ 3.5% | -8.25M▼ 73.3% |
| Net Margin % | 0.14% | -15.91% | -14.09% | -21.77% | 15.15% | -9.79% | -18.29% | -21.04% | -30.47% |
| Net Income Growth % | 104.33% | -12134.18% | 17.51% | -30.61% | 160.09% | -166.23% | -87.84% | -3.53% | -73.28% |
| Net Income (Continuing) | 97.7K | -5.8M | -4.79M | -6.22M | 3.74M | -2.4M | -4.52M | -4.67M | -8.25M |
| Discontinued Operations | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Minority Interest | 455.61K | 255.12K | 85.26K | -42.32K | -79.94K | -106.56K | -94.3K | -104.81K | -173.03K |
| EPS (Diluted) | 0.00▲ 0% | -0.23▼ 11600.0% | -0.19▲ 17.4% | -0.25▼ 31.6% | 0.15▲ 160.0% | -0.10▼ 165.7% | -0.18▼ 82.7% | -0.19▼ 5.6% | -0.30▼ 57.9% |
| EPS Growth % | 103.52% | - | 17.39% | -31.58% | 160% | -165.67% | -82.74% | -5.56% | -57.89% |
| EPS (Basic) | 0.00 | -0.23 | -0.19 | -0.25 | 0.15 | -0.10 | -0.18 | -0.19 | -0.30 |
| Diluted Shares Outstanding | 23.34M | 24.82M | 24.84M | 24.85M | 25.12M | 24.85M | 24.85M | 24.86M | 27.23M |
| Basic Shares Outstanding | 23.17M | 24.82M | 24.84M | 24.85M | 24.85M | 24.85M | 24.85M | 24.85M | 27.23M |
| Dividend Payout Ratio | - | - | - | - | - | - | - | - | - |
Tecogen Inc. (TGEN) balance sheet — assets, liabilities & shareholders' equity
| Line item | Dec'17 | Dec'18 | Dec'19 | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 |
|---|---|---|---|---|---|---|---|---|---|
| Total Current Assets | 21.66M | 26.37M | 27.91M | 22.19M | 24.97M | 22.03M | 20.31M | 22.15M | 28.89M |
| Cash & Short-Term Investments | 1.67M | 272.55K | 877.68K | 1.49M | 3.61M | 1.91M | 1.35M | 5.41M | 12.43M |
| Cash Only | 1.67M | 272.55K | 877.68K | 1.49M | 3.61M | 1.91M | 1.35M | 5.41M | 12.43M |
| Short-Term Investments | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Accounts Receivable | 14.09M | 19.08M | 19.99M | 12.94M | 11.74M | 8.52M | 7.99M | 6.43M | 4.42M |
| Days Sales Outstanding | 154.84 | 194.07 | 218.29 | 167.14 | 175.64 | 124.37 | 116.06 | 103.68 | 59.58 |
| Inventory | 5.13M | 6.29M | 6.41M | 7.17M | 7.76M | 10.48M | 10.55M | 9.63M | 10.95M |
| Days Inventory Outstanding | 92.49 | 103.07 | 111.61 | 150.14 | 221.24 | 274.56 | 257.87 | 275.81 | 231.7 |
| Other Current Assets | 0 | 0 | 0 | 0 | 1.28M | 713.27K | 46.15K | 680.57K | 1.09M |
| Total Non-Current Assets | 29.01M | 23.54M | 13.21M | 7.88M | 7.39M | 6.22M | 7.49M | 8.95M | 8.1M |
| Property, Plant & Equipment | 12.27M | 11.27M | 5.64M | 3.92M | 3.65M | 2.65M | 2.11M | 3.47M | 4.53M |
| Fixed Asset Turnover | 2.71x | 3.18x | 5.93x | 7.21x | 6.68x | 9.42x | 11.94x | 6.52x | 5.97x |
| Goodwill | 13.37M | 8.98M | 5.28M | 2.41M | 2.41M | 2.41M | 2.74M | 2.35M | 1.25M |
| Intangible Assets | 2.9M | 2.89M | 1.59M | 1.36M | 1.18M | 997.59K | 2.44M | 2.51M | 2.15M |
| Long-Term Investments | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Non-Current Assets | 482.55K | 393.65K | 691.94K | 196.39K | 148.14K | 165.23K | 201.77K | 618.86K | 176.36K |
| Total Assets | 50.67M▲ 0% | 49.9M▼ 1.5% | 41.12M▼ 17.6% | 30.07M▼ 26.9% | 32.36M▲ 7.6% | 28.25M▼ 12.7% | 27.79M▼ 1.6% | 31.09M▲ 11.9% | 36.99M▲ 19.0% |
| Asset Turnover | 0.66x | 0.72x | 0.81x | 0.94x | 0.75x | 0.88x | 0.90x | 0.73x | 0.73x |
| Asset Growth % | 113.43% | -1.51% | -17.61% | -26.86% | 7.61% | -12.7% | -1.63% | 11.87% | 18.97% |
| Total Current Liabilities | 8.71M | 13.2M | 13.45M | 8.82M | 8.78M | 7.69M | 10.48M | 16.82M | 9.27M |
| Accounts Payable | 5.1M | 7.15M | 5.27M | 4.18M | 3.51M | 3.26M | 4.51M | 4.14M | 3.38M |
| Days Payables Outstanding | 91.85 | 117.13 | 91.86 | 87.61 | 99.96 | 85.44 | 110.31 | 118.6 | 71.55 |
| Short-Term Debt | 850K | 2.01M | 2.94M | 837.86K | 0 | 0 | 505.5K | 1.55M | 818.91K |
| Deferred Revenue (Current) | 1.29M | 2.51M | 2.64M | 1.29M | 0 | 1.35M | 1.65M | 6.81M | 1.53M |
| Other Current Liabilities | 0 | 140.6K | -331.14K | 0 | 2.45M | 0 | 1.16M | 902.55K | 3.54M |
| Current Ratio | 2.49x | 2.00x | 2.08x | 2.52x | 2.84x | 2.87x | 1.94x | 1.32x | 3.12x |
| Quick Ratio | 1.90x | 1.52x | 1.60x | 1.70x | 1.96x | 1.50x | 0.93x | 0.74x | 1.94x |
| Cash Conversion Cycle | 155.48 | 180.01 | 238.04 | 229.67 | 296.92 | 313.49 | 263.62 | 260.89 | 219.72 |
| Total Non-Current Liabilities | 8.27M | 8.67M | 4.32M | 3.99M | 2.45M | 1.58M | 2.66M | 4.15M | 6.25M |
| Long-Term Debt | 0 | 0 | 0 | 1.04M | 0 | 0 | 0 | 0 | 2M |
| Capital Lease Obligations | 0 | 0 | 1.64M | 1.22M | 1.32M | 623.45K | 683.31K | 1.67M | 2M |
| Deferred Tax Liabilities | 0 | 0 | -2.53M | 0 | 0 | -583.51K | 0 | 0 | 0 |
| Other Non-Current Liabilities | 0 | 0 | 2.53M | 1.62M | 1.14M | 583.51K | 1.6M | 1.01M | 987.66K |
| Total Liabilities | 16.98M | 21.87M | 17.76M | 12.81M | 11.23M | 9.27M | 13.14M | 20.97M | 15.52M |
| Total Debt | 850K | 2.01M | 5.11M | 3.6M | 1.96M | 1.31M | 1.48M | 3.73M | 2.82M |
| Net Debt | -823.07K | 1.74M | 4.24M | 2.11M | -1.66M | -602.93K | 127.02K | -1.67M | -9.61M |
| Debt / Equity | 0.03x | 0.07x | 0.22x | 0.21x | 0.09x | 0.07x | 0.10x | 0.37x | 0.13x |
| Debt / EBITDA | 1.05x | - | - | - | - | - | - | - | - |
| Net Debt / EBITDA | -1.01x | - | - | - | - | - | - | - | - |
| Interest Coverage | 1.45x | -46.15x | -45.74x | -46.45x | -32.09x | -144.53x | -57.28x | -38.71x | -47.45x |
| Total Equity | 33.7M▲ 0% | 28.04M▼ 16.8% | 23.35M▼ 16.7% | 17.27M▼ 26.1% | 21.13M▲ 22.4% | 18.99M▼ 10.1% | 14.65M▼ 22.8% | 10.13M▼ 30.9% | 21.47M▲ 112.1% |
| Equity Growth % | 132.2% | -16.79% | -16.71% | -26.06% | 22.36% | -10.13% | -22.83% | -30.89% | 112.06% |
| Book Value per Share | 1.44 | 1.13 | 0.94 | 0.69 | 0.84 | 0.76 | 0.59 | 0.41 | 0.79 |
| Total Shareholders' Equity | 33.24M | 27.78M | 23.27M | 17.31M | 21.21M | 19.09M | 14.75M | 10.23M | 21.65M |
| Common Stock | 24.77K | 24.82K | 24.85K | 24.85K | 24.85K | 24.85K | 24.85K | 24.95K | 29.85K |
| Retained Earnings | -22.8M | -28.67M | -33.38M | -39.53M | -35.83M | -38.28M | -42.88M | -47.64M | -55.89M |
| Treasury Stock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Accumulated OCI | -165.32K | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -712.02K |
| Minority Interest | 455.61K | 255.12K | 85.26K | -42.32K | -79.94K | -106.56K | -94.3K | -104.81K | -173.03K |
Tecogen Inc. (TGEN) cash flow — operating, investing & free cash flow history
| Line item | Dec'17 | Dec'18 | Dec'19 | Dec'20 | Dec'21 | Dec'22 | Dec'23 | Dec'24 | Dec'25 |
|---|---|---|---|---|---|---|---|---|---|
| Cash from Operations | -591.26K | -3.86M | -4.48M | 1.41M | 465.03K | -1.35M | -817.81K | 4.06M | -9.91M |
| Operating CF Margin % | -1.78% | -10.75% | -13.42% | 4.98% | 1.91% | -5.41% | -3.25% | 17.95% | -36.61% |
| Operating CF Growth % | 78.25% | -552.4% | -16.25% | 131.38% | -66.95% | -390.72% | 39.51% | 596.51% | -344.1% |
| Net Income | 97.7K | -5.8M | -4.79M | -6.22M | 3.74M | -2.4M | -4.52M | -4.67M | -8.25M |
| Depreciation & Amortization | 587.82K | 789.12K | 437.1K | 414.13K | 469.85K | 428.35K | 567.71K | 553.78K | 877.67K |
| Stock-Based Compensation | 183.77K | 181.19K | 163.46K | 190.94K | 202.43K | 334.15K | 250.39K | 172.99K | 348.03K |
| Deferred Taxes | 3.31K | 4.42M | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Non-Cash Items | 1.49K | -92.51K | 2.72M | 4.01M | -4.89M | 130.01K | 1.27M | 466.68K | 1.31M |
| Working Capital Changes | -1.47M | -3.35M | -3.01M | 3.01M | 941.2K | 153.28K | 1.61M | 7.54M | -4.2M |
| Change in Receivables | -336.05K | -4.47M | -959.99K | 6.71M | 1.07M | 3.85M | -24.2K | 1.47M | 1.94M |
| Change in Inventory | -298.17K | -1.17M | -110.37K | -849.37K | -596.39K | -2.82M | -82.53K | 848.88K | -1.43M |
| Change in Payables | 1.34M | 1.17M | -1.88M | -1.09M | -674.75K | -246.4K | 1.16M | -371.74K | -761.13K |
| Cash from Investing | 1.51M | 1.28M | 4.71M | -217.76K | -215.06K | -348.56K | -244.89K | -1.01M | -464.13K |
| Capital Expenditures | -1.03M | -1.05M | -95.64K | -59.95K | -91.45K | -314.88K | -46.85K | -969.16K | -400.78K |
| CapEx % of Revenue | 3.11% | 2.94% | 0.29% | 0.21% | 0.37% | 1.26% | 0.19% | 4.28% | 1.48% |
| Acquisitions | 971.45K | 440.29K | 0 | 0 | 0 | 0 | -170K | 0 | 0 |
| Investments | - | - | - | - | - | - | - | - | - |
| Other Investing | 1.05M | 1.9M | 4.8M | -157.81K | -135.24K | -33.69K | -28.04K | -45.57K | -59.66K |
| Cash from Financing | -2.97M | 1.18M | 382.9K | -576.93K | 1.87M | 0 | 500K | 1.01M | 17.4M |
| Debt Issued (Net) | -3.15M | 1.25M | 349.28K | -578.13K | 1.87M | 0 | 500K | 937.15K | -1.4M |
| Equity Issued (Net) | 0 | 0 | 0 | 1.2K | 0 | 0 | 0 | 0 | 1000K |
| Dividends Paid | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Share Repurchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other Financing | 179.92K | -72.09K | 33.62K | 1.2K | 0 | 0 | 0 | 71K | 0 |
| Net Change in Cash | -2.05M▲ 0% | -1.4M▲ 31.6% | 605.12K▲ 143.2% | 612.54K▲ 1.2% | 2.12M▲ 246.8% | -1.7M▼ 180.1% | -562.7K▲ 66.9% | 4.05M▲ 820.4% | 7.03M▲ 73.3% |
| Free Cash Flow | -1.62M▲ 0% | -4.91M▼ 202.3% | -4.69M▲ 4.5% | 1.22M▲ 126.1% | 310.49K▼ 74.6% | -1.7M▼ 646.3% | -864.66K▲ 49.0% | 3.09M▲ 457.5% | -10.31M▼ 433.6% |
| FCF Margin % | -4.89% | -13.69% | -14.03% | 4.33% | 1.27% | -6.78% | -3.44% | 13.67% | -38.09% |
| FCF Growth % | 45.42% | -202.31% | 4.51% | 126.1% | -74.63% | -646.34% | 49.03% | 457.53% | -433.59% |
| FCF per Share | -0.07 | -0.20 | -0.19 | 0.05 | 0.01 | -0.07 | -0.03 | 0.12 | -0.38 |
| FCF Conversion (FCF/Net Income) | -12.46x | 0.68x | 0.95x | -0.23x | 0.13x | 0.55x | 0.18x | -0.85x | 1.20x |
| Interest Paid | 0 | 140.06K | 51.89K | 62.01K | 241 | 14.6K | 10.93K | 45.28K | 0 |
| Taxes Paid | 0 | 32.75K | 35.4K | 30.18K | 19.49K | 16.35K | 32.49K | 22.57K | 0 |
Tecogen Inc. (TGEN) financial ratios — P/E, ROE, debt and 30+ core market and balance-sheet ratios
| Metric | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|
| Return on Equity (ROE) | -8.13% | 0.2% | -18.49% | -18.33% | -30.28% | 19.25% | -12.2% | -27.34% | -38.42% | -52.21% |
| Return on Invested Capital (ROIC) | -6.26% | 0.72% | -13.26% | -12.18% | -19.04% | -4.71% | -9.31% | -19.96% | -29.28% | -52.67% |
| Gross Margin | 37.98% | 39.02% | 37.88% | 37.33% | 38.32% | 47.49% | 44.26% | 40.58% | 43.64% | 36.29% |
| Net Margin | -4.48% | 0.14% | -15.91% | -14.09% | -21.77% | 15.15% | -9.79% | -18.29% | -21.04% | -30.47% |
| Debt / Equity | 0.22x | 0.03x | 0.07x | 0.22x | 0.21x | 0.09x | 0.07x | 0.10x | 0.37x | 0.13x |
| Interest Coverage | -5.67x | 1.45x | -46.15x | -45.74x | -46.45x | -32.09x | -144.53x | -57.28x | -38.71x | -47.45x |
| FCF Conversion | 2.48x | -12.46x | 0.68x | 0.95x | -0.23x | 0.13x | 0.55x | 0.18x | -0.85x | 1.20x |
| Revenue Growth | 14.21% | 35.57% | 8.07% | -6.85% | -15.47% | -13.65% | 2.48% | 0.55% | -10.02% | 19.69% |
Tecogen Inc. (TGEN) stock FAQ — growth, dividends, profitability & financials explained
Tecogen Inc. (TGEN) reported $27.1M in revenue for fiscal year 2025. This represents a 145% increase from $11.1M in 2011.
Tecogen Inc. (TGEN) grew revenue by 19.7% over the past year. This is strong growth.
Tecogen Inc. (TGEN) reported a net loss of $8.3M for fiscal year 2025.
Tecogen Inc. (TGEN) has a return on equity (ROE) of -52.2%. Negative ROE indicates the company is unprofitable.
Tecogen Inc. (TGEN) had negative free cash flow of $10.3M in fiscal year 2025, likely due to heavy capital investments.
Tecogen Inc. (TGEN) financial analysis — history, returns, DCA and operating performance tools
Historical returns with dividends reinvested
Dollar cost averaging vs lump sum
Yield, growth, payout safety & DRIP
EPS trends, net income & profitability
Long-term charts & historical price data
Sales growth patterns & revenue breakdown
30 years of market, efficiency and balance-sheet ratios
DCF intrinsic value, peer multiples & estimates