Tecogen Inc.: stock overview

TGENAMEXIndustrials · Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip

Price

$1.91

November 13, 2026Market cap $57M

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What Ploutos Investor adds for Tecogen

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See the plans
  • The full history: 15 fiscal years, from 2011
  • The estimated fair value, with its range and its certainty
  • The full analysis, 18 a month
  • More questions to the chat on its filings
  • Excel with every year
  • An email when it reports, changes its dividend or an officer buys

Sign in with a free account to see the last 5 fiscal years.

Notes on these figures

  • The interest the company pays is far more than the debt we can read would cost, so part of its borrowing is missing from the figures. We leave out the debt, net cash, enterprise value and the multiples built on them.

In short

Tecogen had revenue of $25M over the last 12 months and a net loss of $9.9M. Revenue fell by 0.9% a year on average over the last 5 years. It pays no dividend.

From its SEC filings (latest fiscal year to December 31, 2025) and the price of November 13, 2026.

Its SEC filings
Market cap
$57M
29.86M shares
P/E
–
Revenue, 12 months
$25M
-0.9% a year over 5 years
Net margin
-39.0%
2025: -30.5%, above 6% of its industry

Worth knowing

What a holder would want to hear from the company's SEC filings of the last three years. Each with its filing, without comment.

3 fiscal years in figures

Each fiscal year's figures as the company filed them, and the share price at its end.

2023–2025 fiscal years

+3.8% a year over 2 years

Fiscal years in figures

TGEN's revenue, profit, cash flow and dividend with each year-end price, from 2011 to 2022, 12 more fiscal years

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Key figures

The company's current figures in five groups. Each term is explained behind its ⓘ.

Valuation

Market cap 3-year median: $37M
$57M
Enterprise value 
–
P/E 
–
EV / EBIT 
–
EV / Revenue 
–
P/B 3-year median: 3.6
3.5
FCF yield 3-year median: -4.3%
–
Earnings yield 3-year median: -12.9%
–

Profitability

Gross margin 
38.3%
Operating margin 
-39.5%
Net margin 3-year median: -21.0%
-39.0%
ROIC 
-39.1%
ROIC, 5-year average 
-17.0%
ROE 
-48.8%

Growth

Revenue, yearly change 
+19.7%
EPS, yearly change 
–
FCF, yearly change 
-433.6%
Revenue, average a year 
-0.9%

The yearly change compares FY2025 with FY2024.

Balance sheet

Cash 
$5.3M
Total debt 
–
Net cash 
–
Net debt / EBITDA 
–
Interest cover 
-66.8x
Current ratio 
2.69

Balance sheet of September 30, 2026.

Returns to shareholders

Dividend yield 
0.00%
Buybacks 
–
Total returned 
0.00%
Shares, yearly change 
+19.5%
Valuation against its own pastEach fiscal year's P/E, P/FCF and P/B beside today's, and the DCF calculator for the company.Valuation

Against its industry

Where its margins and returns stood in fiscal 2025 among the SEC filers of its industry (SIC code 35).

Gross margin

36.3%

Above 49% of the 115 companies in its industry, and 50% of all.

Operating margin

-30.5%

Above 4% of the 138 companies in its industry, and 11% of all.

Net margin

-30.5%

Above 6% of the 147 companies in its industry, and 10% of all.

ROE

-38.1%

Above 5% of the 136 companies in its industry, and 9% of all.

ROA

-22.3%

Above 5% of the 146 companies in its industry, and 8% of all.

From the yearly figures every company files with the SEC, for those with revenue of at least $25 million. The industry is the first two digits of the SIC code.

The company at the SEC

How it is registered and when its fiscal year ends.

Name at the SEC
TECOGEN INC.
CIK
1537435
Exchange
AMEX
Industry (SIC)
3585 · Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip
Fiscal year ends
December 31
Latest annual report
December 31, 2025
Reporting currency
USD
Shares
29.86M

Other companies: Industrials

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The full analysis

What do Tecogen's filings show?

These are Tecogen's figures. The full Ploutos AI analysis reads everything the company has filed and shows what stands behind it, with a source for every figure.

  • A fair value range built from the filings
  • Earnings quality, debt and red flags
  • Insider and institutional moves
  • The case for and the case against

Questions about TGEN

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What is TGEN's market cap?

Tecogen Inc.'s market cap is $57M, at a price of $1.91 on November 13, 2026 and 29.86M shares.

How much revenue does TGEN have?

Tecogen had revenue of $25M over the last 12 months. Over the last 5 years it changed by -0.9% a year on average.

Does TGEN pay a dividend?

No. Tecogen paid no regular dividend over the last 12 months.

Where do the figures come from?

From Tecogen Inc.'s SEC filings (10-K and 10-Q) and the share price. They hold no analyst estimates and no score, and they are not a recommendation.

Related pages

The other pages on US stocks, free to read. On the company pages, the last three fiscal years are open to everyone, five with a free account, and every year with Ploutos Investor.

US stocksThe market today, the sectors, the largest companies and the week's results.The market's sectorsThe 11 sectors side by side: returns, share of the market, median P/E and dividend.Compare stocksTwo companies side by side: price over up to ten years, with and without dividends, and every figure.US dividend stocksEach dividend's yield next to whether the company's cash covers it and whether it was ever cut.

The figures come from the company's SEC filings and the share price, and describe what it has reported. They are not a score or a fair value.