---
schema_version: "secwatch.filing_event.v1"
accession: "0001537435-24-000060"
form_type: "8-K"
ticker: "TGEN"
cik: "0001537435"
company_name: "TECOGEN INC."
filed_at: "2024-05-09T23:59:59+00:00"
generated_at: "2026-06-02T05:45:43.079966+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Tecogen Q1 2024 revenue $6.2M up 15% YoY; net loss narrows to $1.1M

## Summary
- Q1 2024 revenue $6.2M vs $5.4M YoY; service revenue record $4.0M (+28% YoY).
- Net loss $1.1M ($0.04 loss per share) vs $1.5M ($0.06 loss per share) in Q1 2023.
- Adjusted EBITDA improved to negative $0.9M from negative $1.3M in prior year.
- Generated $0.2M cash from operations; cash balance $1.5M at quarter end.
- Product revenue declined 12.8% to $1.5M; energy production revenue up 27.5% to $680K.

## SEC filing metadata
- accession: 0001537435-24-000060
- form_type: 8-K
- ticker: TGEN
- cik: 0001537435
- company_name: TECOGEN INC.
- filed_at: 2024-05-09T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1537435/000153743524000060/0001537435-24-000060-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1537435/000153743524000060/tgen-20240509.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001537435-24-000060
- JSON: https://secwatch.observer/filing/0001537435-24-000060.json
- Plain text: https://secwatch.observer/filing/0001537435-24-000060.txt

## Key facts
- Earnings Releases
  TECOGEN INC. reported three months ended March 31, 2024 results: revenue $6.2 million, net income $1.1 million net loss, EPS $(0.04)/share.
  - Period: three months ended March 31, 2024
  - Revenue: $6.2 million
  - Net income: $1.1 million net loss
  - EPS: $(0.04)/share
  - Result: reported results
  source text: Tecogen Inc. (OTCQX:TGEN), a leading manufacturer of clean energy products, reported revenues of $6.2 million and net loss of $1.1 million for the quarter ended March 31, 2024 compared to revenues of $5.4 million, and a net loss of $1.5 million in 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1537435/000153743524000060/0001537435-24-000060-index.htm

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