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Tecogen Announces Fourth Quarter and Year-End 2025 Results

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Tecogen (NYSE American: TGEN) reported 2025 revenues of $27.07M, up 19.7% year-over-year, and a 2025 net loss of $8.25M versus a $4.76M loss in 2024. Product sales rose 105.5% to $9.13M, while gross margin fell to 36.3% from 43.6% due to higher labor and material costs. The company used $9.91M in operating cash, raised $17.40M in financing, and held $12.43M cash at year-end. A conference call is scheduled for March 18, 2026 at 9:30 AM ET.

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Positive

  • Revenue +19.7% year-over-year to $27.07M
  • Products revenue +105.5% to $9.13M
  • Raised $17.40M in financing during 2025, supporting liquidity

Negative

  • Net loss widened to $8.25M in 2025 from $4.76M in 2024
  • Gross margin declined to 36.3% from 43.6% (730 bps decline)
  • Operating expenses increased 25.4% to $18.07M in 2025
  • Used $9.91M in cash from operations during 2025

News Market Reaction – TGEN

-29.58% 7.7x vol
23 alerts
-29.58% News Effect
+5.2% Peak Tracked
-32.1% Trough Tracked
-$37M Valuation Impact
$88M Market Cap
7.7x Rel. Volume

On the day this news was published, TGEN declined 29.58%, reflecting a significant negative market reaction. Argus tracked a peak move of +5.2% during that session. Argus tracked a trough of -32.1% from its starting point during tracking. Our momentum scanner triggered 23 alerts that day, indicating elevated trading interest and price volatility. This price movement removed approximately $37M from the company's valuation, bringing the market cap to $88M at that time. Trading volume was exceptionally heavy at 7.7x the daily average, suggesting significant selling pressure.

Data tracked by StockTitan Argus on the day of publication.

Key Figures

FY25 Revenue: $27.07M Revenue Growth: 19.7% FY25 Net Loss: $8.25M +5 more
8 metrics
FY25 Revenue $27.07M Year ended Dec 31, 2025 vs $22.62M in 2024
Revenue Growth 19.7% FY25 year-over-year increase
FY25 Net Loss $8.25M Year ended Dec 31, 2025 vs $4.76M in 2024
FY25 EPS ($0.30)/share Year ended Dec 31, 2025 vs ($0.19)/share in 2024
Q4 2025 Revenue $5.32M Quarter ended Dec 31, 2025 vs $6.08M in Q4 2024
Q4 2025 Net Loss $3.99M Quarter ended Dec 31, 2025 vs $1.19M loss in Q4 2024
Cash from Operations ($9.91M) Cash used in operations, year ended Dec 31, 2025
Cash Balance $12.43M Cash at Dec 31, 2025

Market Reality Check

Price: $2.23 Vol: Volume 360,450 is 38% abo...
normal vol
$2.23 Last Close
Volume Volume 360,450 is 38% above the 20-day average of 260,866, showing elevated interest into the earnings release. normal
Technical Shares at $2.84 are trading below the 200-day MA of $6.61, reflecting a pre-existing downtrend despite revenue growth.

Peers on Argus

TGEN gained 3.27% with mixed earnings, while peers showed smaller, mixed moves: ...

TGEN gained 3.27% with mixed earnings, while peers showed smaller, mixed moves: FCEL +1.74%, NVX +0.16%, EAF +1.18%, SDST -1.74%, NEOV 0%. This points to a company-specific reaction.

Historical Context

3 past events · Latest: Feb 26 (Neutral)
Pattern 3 events
Date Event Sentiment Move Catalyst
Feb 26 Earnings date set Neutral -10.3% Set FY 2025 earnings release and call date and logistics.
Nov 12 Q3 2025 earnings Negative -6.0% Q3 2025 results with higher revenue but wider loss and margin compression.
Oct 31 Q3 call scheduled Neutral +4.1% Announced Q3 2025 earnings release timing and conference call details.
Pattern Detected

Earnings-related communications have often been followed by negative price moves, especially when margins and losses were highlighted.

Recent Company History

Over the past several months, Tecogen has repeatedly focused on financial updates and investor communications. A Nov 12, 2025 Q3 2025 earnings release highlighted revenue growth but also a larger net loss and margin compression, and the stock fell 5.96%. Two conference‑call scheduling announcements on Oct 31, 2025 and Feb 26, 2026 framed upcoming results; the latter coincided with a 10.34% decline. Against this backdrop, the current FY 2025 report, which combines strong revenue growth with wider losses and weaker margins, continues a theme of growth accompanied by profitability pressure.

Market Pulse Summary

The stock dropped -29.6% in the session following this news. A negative reaction despite revenue gro...
Analysis

The stock dropped -29.6% in the session following this news. A negative reaction despite revenue growth fits prior patterns where earnings news drew selling. FY 2025 revenue increased to $27.07M, but net loss deepened to $8.25M and gross margin compressed, echoing Q3 2025, which saw a -5.96% move after highlighting higher losses. With operating cash outflows of $9.91M, investors could focus on profitability and cash usage as key risks that might outweigh the expanding products and services footprint.

Key Terms

goodwill, long-lived asset impairment, adjusted EBITDA
3 terms
goodwill financial
"due to the impairment of goodwill and long-lived assets, increased operating expenses"
Goodwill is the extra value a buyer pays for a company above the measurable worth of its buildings, inventory and other tangible items, reflecting things like brand reputation, customer loyalty and expected future profits. Think of paying more for a café because of its famous name and regulars rather than its furniture alone. It matters to investors because changes in goodwill — for example a write-down if expected benefits don’t materialize — can reduce reported earnings and signal that past acquisitions aren’t delivering as hoped.
long-lived asset impairment financial
"due to the impairment of goodwill and long-lived assets, increased operating expenses"
When a company determines that an asset it expected to use for many years—like buildings, equipment, or patents—won’t generate as much future benefit as its recorded value on the balance sheet, it writes that value down; this write-down is called a long-lived asset impairment. Investors care because impairments lower reported profits and net worth, signal weaker future cash flows, and can change debt terms or investor confidence—think of it like finding out a car you planned to keep for years now needs costly repairs that cut its resale value.
adjusted EBITDA financial
"Adjusted EBITDA was negative $2.43 million for the quarter ended December 31, 2025"
Adjusted EBITDA is a way companies measure how much money they make from their core operations, like running a business, by removing certain costs or income that aren’t part of regular business activities. It helps investors see how well a company is doing without distractions from unusual expenses or gains, making it easier to compare companies or track performance over time.

AI-generated analysis. Not financial advice.

Abinand Rangesh, CEO of Tecogen, commented "during the upcoming call, I will provide some significant positive updates that will include the scale of the Vertiv opportunity pipeline for our chillers, the status of our own data center opportunities and an upcoming pilot project.

On other positive news, our revenue grew 20% year on year. Although our loss widened and cash burn increased, this was because of critical expenses needed to expand margins in the service business and to develop the data center opportunities including expanding manufacturing capacity, R&D on our data center dual power source chiller and marketing."

NORTH BILLERICA, MA / ACCESS Newswire / March 17, 2026 / Tecogen Inc. (NYSE American:TGEN), a leading manufacturer of clean energy products, reported revenues of $27.07 million and net loss of $8.25 million for the year December 31, 2025 compared to $22.62 million and net loss of $4.76 million for the same period in 2024, an increase in revenues of 19.7% year over year. For the quarter ending December 31, 2025, revenues were $5.32 million and net loss of $3.99 million compared to revenues of $6.08 million, and a net loss of $1.19 million in 2024. We used $9.91 million in cash from operations, used $0.40 million in cash to acquire property plant and equipment, principally the improvements required at our North Billerica facility, and generated $17.40 million in cash from financing activities during the year ended December 31, 2025 due to the July 2025 follow-on offering. Our cash balance was $12.43 million at December 31, 2025.

Key Takeaways

Net Loss and Earnings Per Share

  • Net loss for the quarter ended December 31, 2025 was $3.99 million compared to a net loss of $1.19 million for the same period of 2024, an increase of $2.81 million, due to the impairment of goodwill and long-lived assets, increased operating expenses and decreased gross profit from our Services segments. EPS for the quarters ended December 31, 2025 and 2024 was a loss of $0.13/share and $0.05/share, respectively.

  • Net loss for the year ended December 31, 2025 was $8.25 million compared to a net loss of $4.76 million in 2024, an increase of $3.49 million, due to decreased gross profit for our Services segment due to increased labor and material costs, increased operating costs and the goodwill and long-lived asset impairment recognized in the year ended December 31, 2025. EPS for the years ended December 31, 2025 and 2024 was a loss of $0.30/share and $0.19, respectively.

Loss from Operations

  • Loss from operations for the quarter ended December 31, 2025 was $4.14 million compared to a loss from operations of $1.14 million for the same period in 2024, an increase of $3.00 million, due to the impairment of goodwill and long-lived assets, increased operating expenses and decreased gross profit from our Services segments.

  • Loss from operations for the year ended December 31, 2025 was $8.24 million compared to a loss from operations of $4.53 million for the same period in 2024, an increase of $3.71 million, due to the impairment of goodwill and long-lived assets, increased operating expenses and decreased gross profit from our Services segments.

Revenues

  • Revenues for the quarter ended December 31, 2025 were $5.32 million compared to $6.08 million for the same period in 2024, a 12.5% decrease.

    • Products revenues in the quarter ended December 31, 2025 were $0.46 million compared to $1.44 million for the same period in 2024, a decrease of 68.1%. The decrease in revenue during the quarter ended December 31, 2025 is due to a reduction in chiller and cogeneration revenue.

    • Services revenues in the quarter ended December 31, 2025 were $4.46 million, compared to $4.08 million for the same period in 2024, an increase of 9.3% due to a $0.36 million increase in revenues from existing contracts and a $0.01 million increase in revenues from the acquired Aegis maintenance contracts.

    • Energy Production revenues in the quarter ended December 31, 2025 were $395 thousand compared to $550 thousand for the same period in 2024, an decrease of 28.3%. The decrease in Energy Production revenue is due to the expiration of contracts late in 2024 and decreased run hours at certain energy production sites.

  • Revenues for the year ended December 31, 2025 were $27.07 million compared to $22.62 million for the same period in 2024, an increase of 19.7% year over year.

    • Products revenues in the year ended December 31, 2025 were $9.13 million compared to $4.44 million for the same period in 2024 an increase of 105.5%. The increase in revenue during the year ended December 31, 2025 is due to increased chiller and cogeneration sales. The relocation to our new facility in April 2024 constrained our manufacturing capacity, which impacted product revenues during the second and third quarters of 2024.

    • Services revenues in the year ended December 31, 2025 were $16.62 million compared to $16.07 million for the same period in 2024, an increase of 3.4%. The increase in revenue during the year ended December 31, 2025 is due to the addition of $0.82 million in revenues from existing contracts, offset by a $0.27 million decrease in revenue from Aegis maintenance contracts.

    • Energy Production revenues in the year ended December 31, 2025 were $1.32 million, compared to $2.10 million for the same period in 2024, a decrease of 37.0%. The decrease in Energy Production revenue is due to the expiration of contracts late in 2024 and decreased run hours at certain energy production sites.

Gross Profit

  • Gross profit for the quarter ended December 31, 2025 was $1.96 million compared to $2.73 million in the same period in 2024. Gross margin decreased to 36.8% in the quarter ended December 31, 2025 compared to 45.0% for the same period in 2024. The decrease in gross margin was driven by increased labor and material costs in our Services segment, increased labor cost in our Products segment and lower Energy Production margins.

  • Gross profit for the year ended December 31, 2025 was $9.82 million compared to $9.87 million in the same period of 2024. Gross margin decreased to 36.3% in the year ended December 31, 2025 compared to 43.6% for the same period in 2024. The decrease in gross margin was driven by increased labor and material costs in our Services segment and lower Energy Production margins in the year ended December 31, 2025.

Operating Expenses

  • Operating expenses increased $2.22 million, or 57.4%, to $6.10 million in the quarter ended December 31, 2025 compared to $3.87 million in the same period in 2024, due to the $1.11 million goodwill and long-lived asset impairment and increases in payroll, benefits, recruitment costs, freight costs and sales commissions.

  • Operating expenses increased $3.67 million, or 25.4%, to $18.07 million in the year ended December 31, 2025 compared to $14.40 million in the same period in 2024 due to the $1.11 million goodwill and long-lived asset impairment and increases in payroll, benefits, recruitment costs, freight costs and sales commissions.

Adjusted EBITDA was negative $2.43 million for the quarter ended December 31, 2025 compared to negative $0.69 million for the quarter ended December 31, 2025. Adjusted EBITDA was negative $5.64 million for the year ended December 31, 2025 compared to negative $3.63 million for the year ended December 31, 2025. (Adjusted EBITDA is defined as net income or loss attributable to Tecogen, adjusted for interest, income taxes, depreciation and amortization, stock-based compensation expense, unrealized gain or loss on investment securities, goodwill impairment charges and other non-cash non-recurring charges or gains including abandonment of intangible assets and asset impairment. See the table following the Condensed Consolidated Statements of Operations for a reconciliation from net income (loss) to Adjusted EBITDA, as well as important disclosures about the Company's use of Adjusted EBITDA).

Conference Call Scheduled for March 18, 2026, at 9:30 am ET

Tecogen will host a conference call on March 18, 2026 to discuss the fourth quarter results beginning at 9:30 am eastern time. To listen to the call please dial (877) 407-7186 within the U.S. and Canada, or +1 (201) 689-8052 from other international locations. Participants should ask to be joined to the Tecogen Fourth Quarter and Year-End 2025 earnings call. Please begin dialing 10 minutes before the scheduled starting time. The earnings press release will be available on the Company website at www.Tecogen.com in the "News and Events" section under "About Us." The earnings conference call will be webcast live. To view the associated slides, register for and listen to the webcast, go to https://ir.tecogen.com/ir-calendar. Following the call, the recording will be archived for 14 days.

The earnings conference call will be recorded and available for playback one hour after the end of the call. To listen to the playback, dial (877) 660-6853 within the U.S. and Canada, or (201) 612-7415 from other international locations and use Conference Call ID#: 13752231.

About Tecogen

Tecogen Inc. designs, manufactures, sells, installs, and maintains high efficiency, ultra-clean, cogeneration products including engine-driven combined heat and power, air conditioning systems, and high-efficiency water heaters for residential, commercial, recreational and industrial use. The company provides cost effective, environmentally friendly and reliable products for energy production that nearly eliminate criteria pollutants and significantly reduce a customer's carbon footprint. In business for over 35 years, Tecogen has shipped more than 3,200 units, supported by an established network of engineering, sales, and service personnel in key markets in North America. For more information, please visit www.tecogen.com or contact us for a free Site Assessment.

Forward Looking Statements

This press release and any accompanying documents, contain "forward-looking statements" which may describe strategies, goals, outlooks or other non-historical matters, or projected revenues, income, returns or other financial measures, that may include words such as "believe," "expect," "anticipate," "intend," "plan," "estimate," "project," "target," "potential," "will," "should," "could," "likely," or "may" and similar expressions intended to identify forward-looking statements. These statements are only predictions and involve known and unknown risks, uncertainties, and other factors that may cause our actual results to differ materially from those expressed or implied by such forward-looking statements. Given these uncertainties, you should not place undue reliance on these forward-looking statements. Forward-looking statements speak only as of the date on which they are made, and we undertake no obligation to update or revise any forward-looking statements.

In addition to those factors described in our Annual Report on Form 10-K, our Quarterly Reports on Form 10-Q and on our Current Reports on Form 8-K, under "Risk Factors", among the factors that could cause actual results to differ materially from past and projected future results are the following: fluctuations in demand for our products and services, competing technological developments, issues relating to research and development, the availability of incentives, rebates, and tax benefits relating to our products and services, changes in the regulatory environment relating to our products and services, integration of acquired business operations, and the ability to obtain financing on favorable terms to fund existing operations and anticipated growth.

In addition to GAAP financial measures, this press release includes certain non-GAAP financial measures, including adjusted EBITDA which excludes certain expenses as described in the presentation. We use Adjusted EBITDA as an internal measure of business operating performance and believe that the presentation of non-GAAP financial measures provides a meaningful perspective of the underlying operating performance of our current business and enables investors to better understand and evaluate our historical and prospective operating performance by eliminating items that vary from period to period without correlation to our core operating performance and highlights trends in our business that may not otherwise be apparent when relying solely on GAAP financial measures.

Tecogen Media & Investor Relations Contact Information:

Abinand Rangesh
P: 781-466-6487
E: Abinand.Rangesh@tecogen.com

TECOGEN INC.
CONSOLIDATED BALANCE SHEETS
(unaudited)

ASSETS

December 31, 2025

December 31, 2024

Current Assets
Cash and cash equivalents

$

12,430,287

$

5,405,233

Accounts receivable, net

4,280,991

6,026,545

Unbilled revenue

138,020

398,898

Inventory, net

10,949,697

9,634,005

Prepaid and other current assets

1,086,310

680,565

Total current assets

28,885,305

22,145,246

Property, plant and equipment, net

1,609,321

1,738,036

Right of use assets - operating leases

1,490,094

1,730,358

Right of use assets - finance leases

1,434,080

452,390

Intangible assets, net

2,146,503

2,513,189

Goodwill

1,248,442

2,346,566

Other assets

176,358

166,474

TOTAL ASSETS

$

36,990,103

$

31,092,259

LIABILITIES AND STOCKHOLDERS' EQUITY
Current liabilities:
Related party notes payable

$

-

$

1,548,872

Accounts payable

3,381,545

4,142,678

Accrued expenses

2,814,150

2,890,886

Deferred revenue, current

1,530,977

6,701,131

Operating lease obligations, current

538,641

430,382

Finance lease obligations, current

280,265

85,646

Acquisition liabilities, current

677,162

902,552

Unfavorable contract liabilities, current

44,433

113,449

Total current liabilities

9,267,173

16,815,596

Long-term liabilities:
Deferred revenue, net of current portion

3,265,886

1,165,951

Operating lease obligations, net of current portion

1,004,488

1,341,789

Finance lease obligations, net of current portion

992,285

325,235

Acquisition liabilities, net of current portion

826,757

1,008,760

Unfavorable contract liability, net of current portion

160,902

309,390

Total liabilities

15,517,491

20,966,721

Commitments and contingencies

-

-

Stockholders' equity:
Tecogen Inc. stockholders' equity:
Common stock, $0.001 par value; 100,000,000 shares authorized; 29,846,479 issued and outstanding at December 31, 2025 and 24,950,261 shares issued and outstanding at December 31, 2024

29,847

24,950

Additional paid-in capital

78,216,467

57,845,289

Unearned compensation

(712,019

)

-

Accumulated deficit

(55,888,649

)

(47,639,894

)

Total Tecogen Inc. stockholders' equity

21,645,646

10,230,345

Noncontrolling interest

(173,034

)

(104,807

)

Total stockholders' equity

21,472,612

10,125,538

TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY

$

36,990,103

$

31,092,259

TECOGEN INC.
CONSOLIDATED STATEMENTS OF OPERATIONS
(unaudited)

Three Months Ended

December 31, 2025

December 31, 2024

Revenues
Products

$

460,522

$

1,441,909

Services

4,462,823

4,083,492

Energy production

394,652

550,121

Total revenues

5,317,997

6,075,522

Cost of sales
Products

492,219

995,921

Services

2,527,701

2,009,762

Energy production

340,669

335,392

Total cost of sales

3,360,589

3,341,075

Gross profit

1,957,408

2,734,447

Operating expenses
General and administrative

4,090,960

2,928,287

Selling

585,163

503,145

Research and development

307,426

226,843

Gain on disposition of assets

(1,250

)

(4,111

)

Goodwill impairment

1,113,129

217,295

Total operating expenses

6,095,428

3,871,459

Loss from operations

(4,138,020

)

(1,137,012

)

Other income (expense)
Other income (expense), net

90,409

(11,509

)

Interest expense

(38,697

)

(30,762

)

Gain on sale of marketable securities

3,687

-

Unrealized gain on marketable securities

85,988

-

Total other income (expense), net

141,387

(42,271

)

Loss before provision for state income taxes

(3,996,633

)

(1,179,283

)

Provision for state income taxes

-

465

Consolidated net loss

(3,996,633

)

(1,179,748

)

Loss (income) attributable to the non-controlling interest

2,853

(6,319

)

Loss attributable to Tecogen Inc.

$

(3,993,780

)

$

(1,186,067

)

Net loss per share - basic

$

(0.13

)

$

(0.05

)

Net loss per share - diluted

$

(0.13

)

$

(0.05

)

Weighted average shares outstanding - basic

29,839,305

24,893,739

Weighted average shares outstanding - diluted

29,839,305

24,893,739

Three Months Ended

December 31, 2025

December 31, 2024

Non-GAAP financial disclosure (1)
Net loss attributable to Tecogen Inc.

$

(3,993,780

)

$

(1,186,067

)

Interest expense, net

38,697

30,762

Income taxes

-

465

Depreciation & amortization, net

256,145

134,039

EBITDA

(3,698,938

)

(1,020,801

)

Stock-based compensation

138,171

41,082

Gain on sale of marketable securities

(3,687

)

-

Unrealized gain on marketable securities

(85,988

)

-

Inventory write down

110,488

70,530

Goodwill and long-lived asset impairment

1,113,129

217,295

Adjusted EBITDA

$

(2,426,825

)

$

(691,894

)

TECOGEN INC.
CONSOLIDATED STATEMENTS OF OPERATIONS
(unaudited)

Years Ended

December 31, 2025

December 31, 2024

Revenues
Products

$

9,133,450

$

4,443,996

Services

16,616,523

16,074,870

Energy production

1,323,737

2,100,670

Total revenues

27,073,710

22,619,536

Cost of sales
Products

6,097,501

3,014,655

Services

10,202,774

8,432,876

Energy production

948,927

1,301,832

Total cost of sales

17,249,202

12,749,363

Gross profit

9,824,508

9,870,173

Operating expenses:
General and administrative

13,522,035

11,356,406

Selling

2,267,247

1,880,903

Research and development

1,166,744

961,837

Loss (gain) on sale of assets

183

(12,181

)

Long-lived asset impairment

15,005

-

Goodwill impairment

1,098,124

217,295

Total operating expenses

18,069,338

14,404,260

Loss from operations

(8,244,830

)

(4,534,087

)

Other income (expense)
Interest and other income (expense)

151,711

(26,814

)

Interest expense

(150,289

)

(90,304

)

Gain on the sale of marketable securities

3,687

-

Unrealized gain on marketable securities

10,993

-

Total other expense, net

16,102

(117,118

)

Loss before income taxes

(8,228,728

)

(4,651,205

)

State income tax provision

20,615

22,565

Consolidated net loss

(8,249,343

)

(4,673,770

)

Loss (income) attributable to the noncontrolling interest

588

(86,468

)

Net loss attributable to Tecogen Inc.

$

(8,248,755

)

$

(4,760,238

)

Net loss per share - basic

$

(0.30

)

$

(0.19

)

Net loss per share - diluted

$

(0.30

)

$

(0.19

)

Weighted average shares outstanding - basic

27,233,143

24,861,190

Weighted average shares outstanding - diluted

27,233,143

24,861,190

Years Ended

December 31, 2025

December 31, 2024

Non-GAAP financial disclosure (1)
Net income loss attributable to Tecogen Inc.

$

(8,248,755

)

$

(4,760,238

)

Interest expense

150,289

90,304

Provision for income taxes

20,615

22,565

Depreciation & amortization, net

877,675

553,783

EBITDA

(7,200,176

)

(4,093,586

)

Stock-based compensation

348,029

172,987

Realized gain on marketable securities

(3,687

)

-

Unrealized gain on marketable securities

(10,993

)

-

Inventory writedown

110,488

70,530

Goodwill and long-lived asset impairment

1,113,129

217,295

Adjusted EBITDA

$

(5,643,210

)

$

(3,632,774

)

(1) Non-GAAP Financial Measures

In addition to reporting net income, a U.S. generally accepted accounting principle ("GAAP") measure, this news release contains information about Adjusted EBITDA (net income (loss) attributable to Tecogen Inc adjusted for interest, income taxes, depreciation and amortization, stock-based compensation expense, unrealized gain or loss on investment securities, goodwill impairment charges and other non-cash non-recurring charges including abandonment of certain intangible assets), which is a non-GAAP measure. The Company believes Adjusted EBITDA allows investors to view its performance in a manner similar to the methods used by management and provides additional insight into its operating results. Adjusted EBITDA is not calculated through the application of GAAP. Accordingly, it should not be considered as a substitute for the GAAP measure of net income and, therefore, should not be used in isolation of, but in conjunction with, the GAAP measure. The use of any non-GAAP measure may produce results that vary from the GAAP measure and may not be comparable to a similarly defined non-GAAP measure used by other companies.

TECOGEN INC.
CONSOLIDATED STATEMENTS OF CASH FLOWS
(unaudited)

For the Years Ended

December 31, 2025

December 31, 2024

CASH FLOWS FROM OPERATING ACTIVITIES:
Consolidated loss

$

(8,249,343

)

$

(4,673,770

)

Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation, accretion and amortization, net

877,675

553,783

Loss (gain) on sale of assets

183

(12,181

)

Provision for credit losses

62,958

146,010

Provision for inventory reserve

110,488

70,530

Unrealized gain on investment securities

(10,993

)

-

Gain on the sale of investments

(3,687

)

-

Stock-based compensation

348,029

172,987

Goodwill and long-lived asset impairment

1,113,129

217,295

Non-cash interest expense

43,476

45,025

Changes in operating assets and liabilities:
(Increase) decrease in:
Accounts receivable

1,682,596

608,929

Inventory, net

(1,426,182

)

848,884

Unbilled revenue

260,879

859,634

Prepaid expenses and other current assets

(405,745

)

(319,926

)

Other non-current assets

464,576

510,723

Increase (decrease) in:
Accounts payable

(761,131

)

(371,736

)

Accrued expenses

(76,736

)

386,257

Deferred revenue

(3,070,219

)

5,850,265

Other current liabilities

(871,627

)

(832,162

)

Net cash provided by (used in) operating activities

(9,911,674

)

4,060,547

CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment

(400,781

)

(969,163

)

Proceeds on sale of property and equipment

4,290

51,400

Distributions to noncontrolling interest

(67,639

)

(96,974

)

Net used in investing activities

(464,130

)

(1,014,737

)

CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from follow-on offering, net of transaction costs

18,105,100

-

(Repayment of) proceeds from related party note

(1,076,956

)

1,000,000

Finance lease principal payments

(324,065

)

(62,847

)

Proceeds from exercise of stock options

696,779

71,000

Net cash provided by financing activities

17,400,858

1,008,153

Change in cash and cash equivalents

7,025,054

4,053,963

Cash and cash equivalents, beginning of the year

5,405,233

1,351,270

Cash and cash equivalents, end of the year

$

12,430,287

$

5,405,233

Supplemental disclosure of cash flow information:
Cash paid for interest

$

183,354

$

45,278

Cash paid for taxes

$

20,615

$

22,565

Non-cash investing activities
Right-of-use assets acquired under operating leases

$

193,480

$

1,650,994

Right-of-use assets acquired under finance leases

$

1,227,447

$

295,085

Aegis acquisition:
Contingent consideration

$

-

$

272,901

Non-cash financing activities
Related party note conversion to common stock

$

514,148

$

-

SOURCE: Tecogen, Inc.



View the original press release on ACCESS Newswire

FAQ

What were Tecogen (TGEN) full-year 2025 revenues and net loss?

Tecogen reported $27.07M in 2025 revenue and a net loss of $8.25M. According to the company, revenue rose 19.7% year-over-year while losses increased due to impairments and higher operating costs.

How did Tecogen's products revenue perform in 2025 (TGEN)?

Products revenue increased to $9.13M, up 105.5% year-over-year. According to the company, higher chiller and cogeneration sales drove the product revenue gain after prior manufacturing constraints.

Why did Tecogen (TGEN) gross margin decline in 2025?

Gross margin fell to 36.3% from 43.6% largely due to higher labor and material costs. According to the company, increased costs in Services and lower Energy Production margins reduced overall profitability.

How much cash did Tecogen (TGEN) use and raise in 2025?

Tecogen used $9.91M in operating cash and generated $17.40M from financing in 2025. According to the company, the financing followed a July 2025 follow-on offering and cash at year-end was $12.43M.

What drove Tecogen's larger net loss in 2025 (TGEN)?

The larger 2025 net loss reflected a $1.11M impairment, higher operating expenses, and decreased Services gross profit. According to the company, these items materially increased losses versus 2024.

When is Tecogen's (TGEN) conference call to discuss Q4 and year-end 2025 results?

The conference call is scheduled for March 18, 2026 at 9:30 AM ET. According to the company, the call will be webcast and a recording will be archived after the live event.
Tecogen

NYSE:TGEN

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65.07M
18.17M
Electrical Equipment & Parts
Air-cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip
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United States
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