Tecogen Inc. filed a Form 8-K on November 12, 2026, disclosing a press release with earnings commentary and supplemental information for the three months and nine months ended September 30, 2026, along with slides for an earnings conference call.

Key Highlights

  • Reporting periods covered: The press release addresses results for the three months and nine months ended September 30, 2026.
  • Press release date: The earnings commentary was issued on November 11, 2026, and is attached as Exhibit 99.1.
  • Conference call presentation: The company stated it will present slides online in connection with an earnings conference call on November 12, 2026, furnished as Exhibit 99.2.
  • Signed by CEO: The filing was signed by Abinand Rangesh, Chief Executive Officer, on November 12, 2026.
  • Not "filed" for Section 18 purposes: Both Item 2.02 and Item 7.01, along with their respective exhibits, are expressly stated as not deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934.

Tecogen Furnishes Q3 2026 Earnings Materials and Investor Presentation

Tecogen Inc. (NYSE American:TGEN), a Delaware-incorporated company headquartered at 76 Treble Cove Road, Building 1, North Billerica, Massachusetts, submitted a current report disclosing two sets of earnings-related materials. According to the filing, on November 11, 2026, the company issued a press release containing "earnings commentary and supplemental information" for the three months and nine months ended September 30, 2026, which was attached as Exhibit 99.1.

Under Item 7.01, the filing disclosed that on November 12, 2026, the company planned to present slides online in connection with an earnings conference call. Those slides were furnished as Exhibit 99.2. The filing notes that neither the Item 2.02 disclosure nor the Item 7.01 disclosure, along with their respective exhibits, is deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, nor incorporated by reference into other filings under the Securities Act of 1933 or the Securities Exchange Act of 1934, "except as expressly set forth by specific reference in such a filing."

The report was signed by Abinand Rangesh, identified in the filing as Chief Executive Officer, on November 12, 2026. No financial figures from the press release or the conference call presentation were reproduced within the body of the 8-K itself; the substantive earnings details are contained in the attached exhibits.

What Was Disclosed

Tecogen filed an 8-K on November 12, 2026, furnishing a Q3 2026 earnings press release (Exhibit 99.1) issued November 11, 2026, and earnings call presentation slides (Exhibit 99.2) for a November 12, 2026 conference call, covering the three and nine months ended September 30, 2026.