Symbols / TGEN $4.17 -3.47% Tecogen Inc.

Industrials • Electrical Equipment & Parts • United States • ASE
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About

Tecogen Inc., together with its subsidiaries, designs, manufactures, markets, and maintains cogeneration products for multi-family residential, commercial, recreational, and industrial use in the United States. It operates in three segments: Products, Services, and Energy Production. The Products segment designs, manufactures, and sells industrial and commercial cogeneration systems to hospitals and nursing homes, schools and universities, health clubs and spas, hotels and motels, office and retail buildings, food and beverage processors, multi-unit residential buildings, laundries, ice rinks, swimming pools, factories, municipal buildings, indoor agriculture, military installations, and indoor growing facilities; and refrigeration compressors for cold storage, wineries, dairies, ice rinks, and food processing industries. Its Services segment provides operations and maintenance services; and parts sales, and installation services. The Energy Production segment installs, operates, and maintains distributed own generation electricity systems and sells the energy generated by such systems in the form of electricity, heat, hot water, and cooling to its customers under long-term energy sales agreements. The company also offers natural gas-powered cogeneration systems for water and space heating, and/or air conditioning. Its product portfolio includes InVerde e+ and TecoPower cogeneration units for the supply electricity and hot water; Tecochill, an air-conditioning and refrigeration chiller, and hybrid-drive air-cooled and gas engine-driven chiller to produce chilled water and hot water; Tecofrost, a gas engine-driven refrigeration compressor to circulate refrigerant and provide hot water as a byproduct; and Ultera, an emissions control technology. It sells its products through in-house marketing, as well as independent sales agents and representatives. Tecogen Inc. was incorporated in 2000 and is headquartered in North Billerica, Massachusetts.

Stock Fundamentals
Scroll to Statements
Market Cap 124.70M Enterprise Value 119.19M Income -8.25M Sales 27.07M Book/sh 0.72 Cash/sh 0.42
Dividend Yield — Payout 0.00% Employees 119 IPO — P/E — Forward P/E 19.86
PEG — P/S 4.61 P/B 5.75 P/C — EV/EBITDA -19.06 EV/Sales 4.40
Quick Ratio 1.82 Current Ratio 3.12 Debt/Eq 13.11 LT Debt/Eq — EPS (ttm) -0.30 EPS next Y 0.21
EPS Growth — Revenue Growth -12.50% Earnings 2026-05-11 ROA -13.09% ROE -52.21% ROIC —
Gross Margin 36.29% Oper. Margin -56.90% Profit Margin -30.47% Shs Outstand 29.91M Shs Float 18.11M Short Float 4.86%
Short Ratio 2.27 Short Interest — 52W High 12.07 52W Low 1.94 Beta 1.46 Avg Volume 442.13K
Volume 55.97K Target Price $6.83 Recom Strong_buy Prev Close $4.32 Price $4.17 Change -3.47%
Valuation Models

Price estimates from analyst targets and simple models.

1. Analyst consensus
$6.83
Mean price target
2. Current target
$4.17
Latest analyst target
3. DCF / Fair value
$-5.86
Simplified: (Free Cash Flow ÷ Shares) × 18 (P/FCF multiple). Not a …
Ratings
Current target
$4.17
Low
$4.50
High
$10.00
Mean
$6.83

Latest analyst rating changes

Date Action Analyst Rating Change Price Target
2025-08-18 init Roth Capital — → Buy $15
2023-08-11 reit HC Wainwright & Co. Buy → Buy $5
2023-05-12 reit HC Wainwright & Co. — → Buy $5
2020-03-13 main HC Wainwright & Co. — → Buy $5
2018-08-15 main Maxim Group Buy → Buy $5
2016-10-04 init Rodman & Renshaw — → Buy $6
News
RSS: Latest TGEN news
Insider Transactions
Filed Date Insider Relationship Transaction Shares Price Value SEC
2026-04-13 HIRSCH SUSAN B Director — 5,000 $3.73 $18,650
2026-03-27 LEWIS EARL R Director — 5,000 $2.52 $12,596
2026-03-27 HIRSCH SUSAN B Director — 10,000 $2.54 $25,400
2026-03-26 LEWIS EARL R Director — 5,000 $2.88 $14,408
2026-03-23 WHITING JOHN KIMBALL IV General Counsel — 10,000 $2.38 $23,800
2026-03-20 DESCHENES ROGER P Officer — 10,000 $2.23 $22,300
2026-03-20 RANGESH ABINAND Chief Executive Officer — 3,000 $2.30 $6,894
2025-07-24 DESCHENES ROGER P Officer — 17,964 $0.00 $0
2025-07-24 WHITING JOHN KIMBALL IV General Counsel — 11,976 $0.00 $0
2025-07-24 RANGESH ABINAND Chief Executive Officer — 53,892 $0.00 $0
Financials
Statement View
Amounts in millions (2 decimals, no suffix) • EPS per share (2 decimals) • Trend = period evolution • YoY Growth = previous period %
Line Item Trend 2025-12-31 2024-12-31 2023-12-31 2022-12-31
Total Revenue
27.07
+19.69%
22.62
-10.02%
25.14
+0.55%
25.00
Operating Revenue
27.07
+19.69%
22.62
-10.02%
25.14
+0.55%
25.00
Cost Of Revenue
17.25
+35.29%
12.75
-14.65%
14.94
+7.19%
13.94
Reconciled Cost Of Revenue
17.25
+35.29%
12.75
-14.65%
14.94
+7.19%
13.94
Gross Profit
9.82
-0.46%
9.87
-3.25%
10.20
-7.82%
11.07
Operating Expense
16.96
+19.42%
14.20
-3.09%
14.65
+8.91%
13.45
Research And Development
1.17
+21.30%
0.96
+14.50%
0.84
+14.62%
0.73
Selling General And Administration
15.79
+19.28%
13.24
-4.16%
13.81
+8.58%
12.72
Selling And Marketing Expense
2.27
+20.54%
1.88
-2.60%
1.93
+6.62%
1.81
General And Administrative Expense
13.52
+19.07%
11.36
-4.41%
11.88
+8.90%
10.91
Other Gand A
13.52
+19.07%
11.36
-4.41%
11.88
+8.90%
10.91
Other Operating Expenses
—
—
—
—
Total Expenses
34.21
+26.93%
26.95
-8.92%
29.59
+8.03%
27.39
Operating Income
-7.13
-64.74%
-4.33
+2.72%
-4.45
-86.47%
-2.39
Total Operating Income As Reported
-8.24
-81.84%
-4.53
-2.73%
-4.41
-87.88%
-2.35
EBITDA
-7.20
-80.91%
-3.98
-3.49%
-3.85
-102.20%
-1.90
Normalized EBITDA
-6.10
-61.64%
-3.78
+2.75%
-3.88
-98.26%
-1.96
Reconciled Depreciation
0.88
+58.49%
0.55
-2.45%
0.57
+32.54%
0.43
EBIT
-8.08
-78.17%
-4.53
-2.73%
-4.41
-89.39%
-2.33
Total Unusual Items
-1.10
-435.62%
-0.21
-666.50%
0.04
-35.35%
0.06
Total Unusual Items Excluding Goodwill
-1.10
-435.62%
-0.21
-666.50%
0.04
-35.35%
0.06
Special Income Charges
-1.11
-442.78%
-0.21
-666.50%
0.04
-2.82%
0.04
Other Special Charges
—
—
—
—
Impairment Of Capital Assets
1.11
+412.27%
0.22
0.00
-100.00%
0.00
Net Income
-8.25
-73.28%
-4.76
-3.53%
-4.60
-87.84%
-2.45
Pretax Income
-8.23
-76.92%
-4.65
-3.57%
-4.49
-88.58%
-2.38
Net Non Operating Interest Income Expense
0.00
+101.21%
-0.12
-52.00%
-0.08
-51.18%
-0.05
Interest Expense Non Operating
0.15
+28.32%
0.12
+52.00%
0.08
+51.18%
0.05
Net Interest Income
0.00
+101.21%
-0.12
-52.00%
-0.08
-51.18%
-0.05
Interest Expense
0.15
+28.32%
0.12
+52.00%
0.08
+51.18%
0.05
Interest Income Non Operating
0.15
—
—
—
Interest Income
0.15
—
—
—
Other Income Expense
-1.10
-435.62%
-0.21
-666.50%
0.04
-35.35%
0.06
Other Non Operating Income Expenses
—
—
—
—
Gain On Sale Of Security
0.01
—
—
0.02
Tax Provision
0.02
-8.64%
0.02
-30.55%
0.03
+98.70%
0.02
Tax Rate For Calcs
0.00
+0.00%
0.00
+0.00%
0.00
+0.00%
0.00
Tax Effect Of Unusual Items
-0.23
-435.62%
-0.04
-666.50%
0.01
-35.35%
0.01
Net Income Including Noncontrolling Interests
-8.25
-76.50%
-4.67
-3.33%
-4.52
-88.64%
-2.40
Net Income From Continuing Operation Net Minority Interest
-8.25
-73.28%
-4.76
-3.53%
-4.60
-87.84%
-2.45
Net Income From Continuing And Discontinued Operation
-8.25
-73.28%
-4.76
-3.53%
-4.60
-87.84%
-2.45
Net Income Continuous Operations
-8.25
-76.50%
-4.67
-3.33%
-4.52
-88.64%
-2.40
Minority Interests
0.00
+100.68%
-0.09
-15.36%
-0.07
-49.26%
-0.05
Normalized Income
-7.38
-60.52%
-4.60
+0.62%
-4.63
-85.65%
-2.49
Net Income Common Stockholders
-8.25
-73.28%
-4.76
-3.53%
-4.60
-87.84%
-2.45
Diluted EPS
-0.30
-57.89%
-0.19
+0.00%
-0.19
-90.00%
-0.10
Basic EPS
-0.30
-57.89%
-0.19
+0.00%
-0.19
-90.00%
-0.10
Basic Average Shares
27.23
+9.54%
24.86
+0.04%
24.85
+0.00%
24.85
Diluted Average Shares
27.23
+9.54%
24.86
+0.04%
24.85
+0.00%
24.85
Diluted NI Availto Com Stockholders
-8.25
-73.28%
-4.76
-3.53%
-4.60
-87.84%
-2.45
Gain On Sale Of PPE
-0.00
-101.50%
0.01
-66.36%
0.04
-13.65%
0.04
Line Item Trend 2025-12-31 2024-12-31 2023-12-31 2022-12-31
Total Assets
36.99
+18.97%
31.09
+11.87%
27.79
-1.63%
28.25
Current Assets
28.89
+30.44%
22.15
+9.06%
20.31
-7.83%
22.03
Cash Cash Equivalents And Short Term Investments
12.43
+129.97%
5.41
+300.01%
1.35
-29.40%
1.91
Cash And Cash Equivalents
12.43
+129.97%
5.41
+300.01%
1.35
-29.40%
1.91
Receivables
4.42
-31.23%
6.43
-20.08%
8.04
-12.92%
9.23
Accounts Receivable
4.28
-28.96%
6.03
-10.52%
6.74
+0.32%
6.71
Gross Accounts Receivable
4.67
-26.14%
6.32
-8.17%
6.89
-2.69%
7.08
Allowance For Doubtful Accounts Receivable
-0.39
-31.48%
-0.30
-97.39%
-0.15
+58.49%
-0.36
Other Receivables
0.14
-65.40%
0.40
-69.43%
1.30
-48.20%
2.52
Inventory
10.95
+13.66%
9.63
-8.71%
10.55
+0.67%
10.48
Raw Materials
9.36
+9.80%
8.53
-3.15%
8.80
-2.20%
9.00
Work In Process
1.41
+51.57%
0.93
+16.56%
0.80
+60.30%
0.50
Finished Goods
0.18
+0.00%
0.18
-81.37%
0.95
-3.18%
0.98
Prepaid Assets
—
—
—
—
Other Current Assets
1.09
+59.62%
0.68
+88.71%
0.36
-10.11%
0.40
Total Non Current Assets
8.10
-9.41%
8.95
+19.50%
7.49
+20.33%
6.22
Net PPE
3.10
-10.64%
3.47
+82.00%
1.91
-28.18%
2.65
Gross PPE
7.24
-2.99%
7.46
+20.96%
6.17
-5.60%
6.54
Accumulated Depreciation
-4.14
-3.65%
-4.00
+6.32%
-4.26
-9.83%
-3.88
Properties
0.00
0.00
0.00
0.00
Machinery Furniture Equipment
2.09
+3.90%
2.02
-6.24%
2.15
+6.79%
2.01
Other Properties
3.98
-12.37%
4.54
+27.78%
3.55
-12.39%
4.06
Leases
1.17
+28.67%
0.91
+94.25%
0.47
+0.00%
0.47
Goodwill And Other Intangible Assets
3.39
-30.14%
4.86
-6.18%
5.18
+52.17%
3.40
Goodwill
1.25
-46.80%
2.35
-14.47%
2.74
+14.02%
2.41
Other Intangible Assets
2.15
-14.59%
2.51
+3.16%
2.44
+144.21%
1.00
Non Current Accounts Receivable
1.43
+217.00%
0.45
+125.98%
0.20
—
Other Non Current Assets
0.18
+5.94%
0.17
-17.49%
0.20
+22.12%
0.17
Total Liabilities Net Minority Interest
15.52
-25.99%
20.97
+59.56%
13.14
+41.83%
9.27
Current Liabilities
9.27
-44.89%
16.82
+60.41%
10.48
+36.38%
7.69
Payables And Accrued Expenses
6.20
-11.91%
7.03
+0.21%
7.02
+24.31%
5.65
Payables
3.38
-18.37%
4.14
-8.23%
4.51
+38.40%
3.26
Accounts Payable
3.38
-18.37%
4.14
-8.23%
4.51
+38.40%
3.26
Current Accrued Expenses
2.81
-2.65%
2.89
+15.42%
2.50
+5.04%
2.38
Current Debt And Capital Lease Obligation
0.82
-60.34%
2.06
+159.74%
0.79
+15.62%
0.69
Current Debt
—
1.55
+206.40%
0.51
—
Other Current Borrowings
—
1.55
+206.40%
0.51
—
Current Capital Lease Obligation
0.82
+58.69%
0.52
+78.26%
0.29
-57.90%
0.69
Current Deferred Liabilities
1.58
-76.88%
6.81
+273.73%
1.82
+34.83%
1.35
Current Deferred Revenue
1.58
-76.88%
6.81
+273.73%
1.82
+34.83%
1.35
Other Current Liabilities
0.68
-24.97%
0.90
+6.77%
0.85
—
Total Non Current Liabilities Net Minority Interest
6.25
+50.57%
4.15
+56.20%
2.66
+68.33%
1.58
Long Term Debt And Capital Lease Obligation
2.00
+19.78%
1.67
+143.96%
0.68
+9.60%
0.62
Long Term Capital Lease Obligation
2.00
+19.78%
1.67
+143.96%
0.68
+9.60%
0.62
Non Current Deferred Liabilities
3.43
+132.27%
1.48
+86.17%
0.79
-17.05%
0.96
Non Current Deferred Revenue
3.43
+132.27%
1.48
+86.17%
0.79
-17.05%
0.96
Other Non Current Liabilities
0.83
-18.04%
1.01
-14.64%
1.18
—
Stockholders Equity
21.65
+111.58%
10.23
-30.63%
14.75
-22.77%
19.09
Common Stock Equity
21.65
+111.58%
10.23
-30.63%
14.75
-22.77%
19.09
Capital Stock
0.03
+19.63%
0.02
+0.40%
0.02
+0.00%
0.02
Common Stock
0.03
+19.63%
0.02
+0.40%
0.02
+0.00%
0.02
Share Issued
29.85
+19.62%
24.95
+0.40%
24.85
+0.00%
24.85
Ordinary Shares Number
29.85
+19.62%
24.95
+0.40%
24.85
+0.00%
24.85
Additional Paid In Capital
78.22
+35.22%
57.85
+0.42%
57.60
+0.44%
57.35
Retained Earnings
-55.89
-17.31%
-47.64
-11.10%
-42.88
-12.01%
-38.28
Minority Interest
-0.17
-65.10%
-0.10
-11.14%
-0.09
+11.50%
-0.11
Total Equity Gross Minority Interest
21.47
+112.06%
10.13
-30.89%
14.65
-22.83%
18.99
Total Capitalization
21.65
+111.58%
10.23
-30.63%
14.75
-22.77%
19.09
Working Capital
19.62
+268.09%
5.33
-45.74%
9.82
-31.52%
14.34
Invested Capital
21.65
+83.76%
11.78
-22.77%
15.25
-20.12%
19.09
Total Debt
2.82
-24.55%
3.73
+152.45%
1.48
+12.76%
1.31
Capital Lease Obligations
2.82
+28.98%
2.18
+124.41%
0.97
-25.80%
1.31
Net Tangible Assets
18.25
+239.83%
5.37
-43.86%
9.57
-39.03%
15.69
Tangible Book Value
18.25
+239.83%
5.37
-43.86%
9.57
-39.03%
15.69
Current Notes Payable
0.00
-100.00%
1.55
+206.40%
0.51
0.00
Other Equity Interest
-0.71
—
—
—
Line Item Trend 2025-12-31 2024-12-31 2023-12-31 2022-12-31
Operating Cash Flow
-9.91
-344.10%
4.06
+596.51%
-0.82
+39.51%
-1.35
Cash Flow From Continuing Operating Activities
-9.91
-344.10%
4.06
+596.51%
-0.82
+39.51%
-1.35
Net Income From Continuing Operations
-8.25
-76.50%
-4.67
-3.33%
-4.52
-88.64%
-2.40
Depreciation Amortization Depletion
0.88
+58.49%
0.55
-2.45%
0.57
+32.54%
0.43
Depreciation
0.88
+58.49%
0.55
-2.45%
0.57
+32.54%
0.43
Depreciation And Amortization
0.88
+58.49%
0.55
-2.45%
0.57
+32.54%
0.43
Other Non Cash Items
0.04
-3.44%
0.05
+717.89%
0.01
-96.33%
0.15
Stock Based Compensation
0.35
+101.19%
0.17
-30.91%
0.25
-25.07%
0.33
Provisionand Write Offof Assets
0.17
-19.90%
0.22
-83.41%
1.31
+3524.57%
0.04
Asset Impairment Charge
1.11
+412.27%
0.22
0.00
-100.00%
0.00
Operating Gains Losses
-0.00
+71.23%
-0.01
+66.36%
-0.04
+13.65%
-0.04
Gain Loss On Investment Securities
-0.00
—
—
—
Unrealized Gain Loss On Investment Securities
-0.01
0.00
0.00
+100.00%
-0.02
Change In Working Capital
-4.20
-155.74%
7.54
+367.61%
1.61
+952.09%
0.15
Change In Receivables
1.94
+32.34%
1.47
+6168.19%
-0.02
-100.63%
3.85
Changes In Account Receivables
1.68
+176.32%
0.61
+849.96%
-0.08
-103.38%
2.40
Change In Inventory
-1.43
-268.01%
0.85
+1128.64%
-0.08
+97.08%
-2.82
Change In Prepaid Assets
-0.41
-26.82%
-0.32
-888.97%
0.04
-77.17%
0.18
Change In Payables And Accrued Expense
-0.84
-5870.04%
0.01
-98.87%
1.29
+462.76%
-0.36
Change In Accrued Expense
-0.08
-119.87%
0.39
+199.73%
0.13
+217.92%
-0.11
Change In Payable
-0.76
-104.75%
-0.37
-132.01%
1.16
+571.35%
-0.25
Change In Account Payable
-0.76
-104.75%
-0.37
-132.01%
1.16
+571.35%
-0.25
Change In Other Working Capital
-3.07
-152.48%
5.85
+975.73%
0.54
+180.12%
-0.68
Change In Other Current Assets
0.46
-9.04%
0.51
+92.20%
0.27
-57.51%
0.63
Change In Other Current Liabilities
-0.87
-4.74%
-0.83
-97.64%
-0.42
+34.74%
-0.65
Investing Cash Flow
-0.46
+54.26%
-1.01
-314.37%
-0.24
+29.74%
-0.35
Cash Flow From Continuing Investing Activities
-0.46
+54.26%
-1.01
-314.37%
-0.24
+29.74%
-0.35
Net PPE Purchase And Sale
-0.40
+56.80%
-0.92
-7425.11%
-0.01
+94.96%
-0.24
Purchase Of PPE
-0.40
+58.65%
-0.97
-1968.61%
-0.05
+85.12%
-0.31
Sale Of PPE
0.00
-91.65%
0.05
+48.32%
0.03
-52.30%
0.07
Capital Expenditure
-0.40
+58.65%
-0.97
-1968.61%
-0.05
+86.40%
-0.34
Net Investment Purchase And Sale
—
—
—
0.00
Sale Of Investment
—
—
—
0.00
Net Business Purchase And Sale
—
0.00
+100.00%
-0.17
0.00
Purchase Of Business
—
0.00
+100.00%
-0.17
0.00
Net Intangibles Purchase And Sale
—
—
0.00
+100.00%
-0.03
Purchase Of Intangibles
—
—
0.00
+100.00%
-0.03
Financing Cash Flow
17.40
+1626.01%
1.01
+101.63%
0.50
0.00
Cash Flow From Continuing Financing Activities
17.40
+1626.01%
1.01
+101.63%
0.50
0.00
Net Issuance Payments Of Debt
-1.40
-249.50%
0.94
+87.43%
0.50
0.00
Issuance Of Debt
—
1.00
+100.00%
0.50
0.00
Repayment Of Debt
-1.40
-2129.26%
-0.06
0.00
—
Long Term Debt Issuance
—
1.00
+100.00%
0.50
0.00
Long Term Debt Payments
-1.40
-2129.26%
-0.06
0.00
—
Net Long Term Debt Issuance
-1.40
-249.50%
0.94
+87.43%
0.50
0.00
Short Term Debt Payments
—
—
—
—
Net Short Term Debt Issuance
—
—
—
—
Net Common Stock Issuance
18.11
0.00
—
—
Proceeds From Stock Option Exercised
0.70
+881.38%
0.07
0.00
—
Changes In Cash
7.03
+73.29%
4.05
+820.45%
-0.56
+66.91%
-1.70
Beginning Cash Position
5.41
+300.01%
1.35
-29.40%
1.91
-47.05%
3.61
End Cash Position
12.43
+129.97%
5.41
+300.01%
1.35
-29.40%
1.91
Free Cash Flow
-10.31
-433.59%
3.09
+457.53%
-0.86
+49.03%
-1.70
Interest Paid Supplemental Data
0.18
+304.95%
0.05
+314.41%
0.01
-25.15%
0.01
Income Tax Paid Supplemental Data
0.02
-8.64%
0.02
-30.55%
0.03
+98.70%
0.02
Common Stock Issuance
18.11
0.00
—
—
Dividends Received CFI
-0.07
+30.25%
-0.10
-54.68%
-0.06
+18.41%
-0.08
Issuance Of Capital Stock
18.11
0.00
—
—
SEC Filings

Recent 10-K, 10-Q, 8-K, and Form 4 (insider) filings.

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