NYSE: TGEN

TECOGEN INC.

CIK 0001537435 · SIC 3585 · Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip

Micro Revenue $27M Assets $32M as of Aug 26, 2026

Every 8-K is open in full. Other 10-Ks and 10-Qs show a 3-bullet preview. A free account reads 3 more full reports a month. Generating a report requires a verified account.

Sign up free

Want to see a complete report first? Today's free report (DLTH 10-Q) is open in full — no account needed.

424B3 Filed Sep 4, 2026

Summary not yet generated.

S-1/A Filed Aug 31, 2026

Tecogen Inc. withdraws its S-1 offering, de-registering all unsold securities

1 material change detected. Sign up free to read the summary.

Partner

Trade TGEN commission-free

Open an account, get a free stock.

Sign up

Investing involves risk. Free stock terms apply.

8-K Filed Aug 31, 2026 · Period ending Aug 31, 2026

Summary not yet generated.

10-Q Filed Aug 13, 2026 · Period ending Jun 30, 2026

Summary not yet generated.

8-K Filed Aug 12, 2026 · Period ending Aug 12, 2026

Summary not yet generated.

8-K Filed Jul 1, 2026 · Period ending Jun 26, 2026

Summary not yet generated.

8-K Filed Jun 5, 2026 · Period ending Jun 5, 2026

Tecogen files routine annual meeting results; shareholders elect 7 directors, set triennial say-on-pay

3 material changes detected. Sign up free to read the summary.

10-Q Filed May 13, 2026 · Period ending Mar 31, 2026 Red flag

revenue $6.3M, net income -$2.1M. Tecogen Q1 2026 revenue falls 13%, loss triples to despite equity raise

5 material changes detected. Sign up free to read the summary.

8-K Filed May 12, 2026 · Period ending May 12, 2026

Tecogen reports Q1 2026 earnings, schedules May 13 conference call

3 material changes detected. Sign up free to read the summary.

8-K Filed Apr 8, 2026 · Period ending Apr 8, 2026 Red flag

Tecogen extends advisory agreement with John N. Hatsopoulos through March 2028

2 material changes detected. Sign up free to read the summary.

10-K Filed Mar 19, 2026 · Period ending Dec 31, 2025 Red flag

revenue $27.1M, net income -$8.2M. Tecogen raises, uplist to NYSE American, partners with Vertiv for data centers

5 material changes detected. Sign up free to read the summary.

10-Q Filed Nov 13, 2025 · Period ending Sep 30, 2025

Summary not yet generated.

10-Q Filed May 13, 2025 · Period ending Mar 31, 2025

Summary not yet generated.

10-K Filed Mar 18, 2025 · Period ending Dec 31, 2024

Summary not yet generated.

Latest financial statements

From 10-Q filed Aug 13, 2026 (period ending Jun 30, 2026). As printed on the EDGAR/iXBRL face — not generated by the model.

As filed

Condensed Consolidated Statements of Operations (Unaudited)

Description Three months ended June 30, 2026 Three months ended June 30, 2025
Revenues
Products 1,134,772 3,155,323
Services 4,375,253 3,965,168
Energy production 236,111 174,329
Total revenues 5,746,136 7,294,820
Cost of sales
Products 584,755 2,232,155
Services 2,772,569 2,469,737
Energy production 214,910 130,436
Total cost of sales 3,572,234 4,832,328
Gross profit 2,173,902 2,462,492
Operating expenses:
General and administrative 3,510,850 3,091,175
Selling 490,040 514,735
Research and development 320,224 268,724
(Gain) loss on disposition of assets 2,950 (280)
Total operating expenses 4,324,064 3,874,354
Loss from operations (2,150,162) (1,411,862)
Other income (expense)
Other income (expense), net 46,349 (6,378)
Interest expense (39,244) (38,153)
Total other income (expense), net 7,105 (44,531)
Loss before provision for state income taxes (2,143,057) (1,456,393)
Provision for state income taxes 361 16,762
Consolidated net loss (2,143,418) (1,473,155)
(Income) loss attributable to the noncontrolling interest (5,185) 9,050
Loss attributable to Tecogen Inc. (2,148,603) (1,464,105)
Net loss per share basic (0.07) (0.06)
Weighted average shares outstanding basic 30,000,820 25,250,217
Net loss per share diluted (0.07) (0.06)
Weighted average shares outstanding diluted 30,000,820 25,250,217

Condensed Consolidated Balance Sheets (Unaudited)

Description June 30, 2026 December 31, 2025
ASSETS
Current assets:
Cash and cash equivalents 6,782,573 12,430,287
Accounts receivable, net of allowances for expected credit losses of $445,683 and $389,079, respectively 4,199,469 4,280,991
Unbilled revenue 138,020 138,020
Inventories, net 12,027,655 10,949,697
Prepaid and other current assets 874,627 1,086,310
Total current assets 24,022,344 28,885,305
Long-term assets:
Property, plant and equipment, net 1,530,309 1,609,321
Right-of-use assets operating leases, net 1,241,494 1,490,094
Right-of-use assets finance leases 1,514,653 1,434,080
Intangible assets, net 1,968,132 2,146,503
Goodwill 1,248,442 1,248,442
Other assets 79,065 176,358
TOTAL ASSETS 31,604,439 36,990,103
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current liabilities:
Accounts payable 3,069,563 3,381,545
Accrued expenses 2,686,971 2,814,150
Deferred revenue, current portion 967,604 1,530,977
Operating lease obligations, current portion 478,847 538,641
Finance lease obligations, current portion 332,087 280,265
Acquisition liabilities, current portion 633,382 677,162
Unfavorable contract liability, current portion 41,043 44,433
Total current liabilities 8,209,497 9,267,173
Long-term liabilities:
Deferred revenue, net of current portion 3,208,904 3,265,886
Operating lease obligations, net of current portion 816,410 1,004,488
Finance lease obligations, net of current portion 989,519 992,285
Acquisition liabilities, net of current portion 687,345 826,757
Unfavorable contract liability, net of current portion 140,381 160,902
Total liabilities 14,052,056 15,517,491
Commitments and contingencies
Stockholders’ equity:
Tecogen Inc. stockholders’ equity:
Common stock, $0.001 par value; 100,000,000 shares authorized; 30,179,072 issued and outstanding at June 30, 2026 and 29,846,479 shares issued and outstanding at December 31, 2025 30,180 29,847
Additional paid-in capital 79,804,451 78,216,467
Unearned compensation (1,958,492) (712,019)
Accumulated deficit (60,157,825) (55,888,649)
Total Tecogen Inc. stockholders’ equity 17,718,314 21,645,646
Noncontrolling interest (165,931) (173,034)
Total stockholders’ equity 17,552,383 21,472,612
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY 31,604,439 36,990,103

Condensed Consolidated Statements of Cash Flows (Unaudited)

Description Six months ended June 30, 2026 Six months ended June 30, 2025
CASH FLOWS FROM OPERATING ACTIVITIES:
Consolidated net loss (4,262,073) (2,133,644)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization 543,849 391,381
Provision for (recovery of) credit losses 56,604 (75,000)
Stock-based compensation 277,381 83,439
Unrealized loss on investment securities 18,749
Loss (gain) on disposition of assets 5,294 (280)
Non-cash interest expense 33,538
Changes in operating assets and liabilities
(Increase) decrease in:
Accounts receivable 24,920 (538,938)
Inventory (1,077,960) (45,224)
Unbilled revenue 272,160
Prepaid assets and other current assets 115,219 (268,691)
Other assets 345,894 186,766
Increase (decrease) in:
Accounts payable (311,983) 803,540
Accrued expenses and other current liabilities (127,178) 85,325
Deferred revenue (620,355) (2,193,607)
Other liabilities (431,178) (395,134)
Net cash provided by (used in) operating activities (5,461,566) (3,775,620)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment (119,387) (277,989)
Proceeds from disposition of assets 4,709 280
Proceeds from the liquidation of investment in Aivita Group 96,464
Distributions to noncontrolling interest (42,956)
Net cash used in investing activities (18,214) (320,665)
CASH FLOWS FROM FINANCING ACTIVITIES:
Finance lease principal payments (232,397) (63,010)
Proceeds from exercise of stock options 64,463 394,926
Net cash provided (used in) by financing activities (167,934) 331,916
Net increase (decrease) in cash and cash equivalents (5,647,714) (3,764,369)
Cash and cash equivalents, beginning of the period 12,430,287 5,405,233
Cash and cash equivalents, end of the period 6,782,573 1,640,864
Supplemental disclosure of cash flow information:
Cash paid for interest 61,918 36,526
Cash paid for taxes 11,261 17,687
Non-cash investing activities
Right-of-use assets acquired under operating leases 193,480
Right-of-use assets acquired under finance leases 281,567 557,893
Non-cash financing activities
Related party note conversion to common stock 514,148

Amounts as printed on the EDGAR/iXBRL face. Labels, columns, and figures are the filing face, not a GAAP stencil. Interactive statements & notes on EDGAR ↗