---
schema_version: "secwatch.filing_event.v1"
accession: "0001537435-26-000040"
form_type: "8-K"
ticker: "TGEN"
cik: "0001537435"
company_name: "TECOGEN INC."
filed_at: "2026-06-05T20:01:48+00:00"
generated_at: "2026-06-05T20:08:37.478234+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Tecogen shareholders elect all seven directors, ratify auditors, approve compensation, and opt for triennial say-on-pay

## Summary
- All seven director nominees elected: John Albertine, Angelina Galiteva, Ahmed Ghoniem, John Hatsopoulos, Susan Hirsch, Earl Lewis III, Abinand Rangesh.
- Ratification of Wolf & Company as auditors for FY 2026 passed with 21,962,817 votes for.
- Advisory vote on 2025 executive compensation approved with 14,940,604 votes for.
- Shareholders recommended say-on-pay every three years (10,631,078 votes for three years).

## SEC filing metadata
- accession: 0001537435-26-000040
- form_type: 8-K
- ticker: TGEN
- cik: 0001537435
- company_name: TECOGEN INC.
- filed_at: 2026-06-05T20:01:48+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1537435/000153743526000040/0001537435-26-000040-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1537435/000153743526000040/tgen-20260605.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001537435-26-000040
- JSON: https://secwatch.observer/filing/0001537435-26-000040.json
- Plain text: https://secwatch.observer/filing/0001537435-26-000040.txt

## Key facts
- Shareholder Votes
  TECOGEN INC. shareholders approved Non-binding advisory vote to approve compensation paid to named executive officers in 2025 at the 2026-06-05 meeting.
  - Proposal: say on pay
  - Outcome: passed
  - Meeting: 2026-06-05
  source text: Proposal 3: Non-binding advisory vote on compensation paid to named executive officers in 2025 A majority of the votes cast at the meeting approved the compensation
  evidence_url: https://www.sec.gov/Archives/edgar/data/1537435/000153743526000040/0001537435-26-000040-index.htm
- Shareholder Votes
  TECOGEN INC. shareholders approved Election of seven directors at the 2026-06-05 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2026-06-05
  source text: Proposal 1: Election of directors All of the nominees received at least a plurality of the votes cast by stockholders entitled to vote thereon and therefore each of the nominees were elected
  evidence_url: https://www.sec.gov/Archives/edgar/data/1537435/000153743526000040/0001537435-26-000040-index.htm
- Shareholder Votes
  TECOGEN INC. shareholders approved Ratification of appointment of Wolf & Company, P.C. as independent auditors at the 2026-06-05 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2026-06-05
  source text: Proposal 2: Ratification of appointment of auditors The holders of a majority of the shares entitled to vote thereon voted in favor of the ratification
  evidence_url: https://www.sec.gov/Archives/edgar/data/1537435/000153743526000040/0001537435-26-000040-index.htm
- Shareholder Votes
  TECOGEN INC. shareholders approved Non-binding advisory vote on frequency of say-on-pay votes at the 2026-06-05 meeting.
  - Proposal: say on pay frequency
  - Outcome: passed
  - Meeting: 2026-06-05
  source text: Proposal 4: Non-binding advisory vote on frequency of say-on-pay votes A majority of the votes cast at the meeting voted to recommend that say-on-pay votes be held every three years
  evidence_url: https://www.sec.gov/Archives/edgar/data/1537435/000153743526000040/0001537435-26-000040-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.