---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-23-037051"
form_type: "8-K"
ticker: "EOSE"
cik: "0001805077"
company_name: "Eos Energy Enterprises, Inc."
filed_at: "2023-11-06T23:59:59+00:00"
generated_at: "2026-06-08T21:22:59.748199+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Eos Energy Q3 revenue $0.7M vs $6.1M YoY; cuts 2023 guidance; gets $399M DOE loan

## Summary
- Revenue $0.7 million in Q3 2023, down from $6.1 million in Q3 2022; first Eos Z3 system shipped.
- Cost of goods sold $21.3 million; operating expenses $17.3 million; cash $58.0 million at quarter end.
- Received $399 million DOE LPO conditional commitment to scale production to 8 GWh by 2026.
- Booked orders $92.7 million YTD; backlog $539 million, up 19% YoY.
- 2023 revenue and booked orders guidance lowered; reaffirmed 15% product cost reduction target from Z3 launch.

## SEC filing metadata
- accession: 0001628280-23-037051
- form_type: 8-K
- ticker: EOSE
- cik: 0001805077
- company_name: Eos Energy Enterprises, Inc.
- filed_at: 2023-11-06T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1805077/000162828023037051/0001628280-23-037051-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1805077/000162828023037051/eose-20231106.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-23-037051
- JSON: https://secwatch.observer/filing/0001628280-23-037051.json
- Plain text: https://secwatch.observer/filing/0001628280-23-037051.txt

## Key facts
- Earnings Releases
  Eos Energy Enterprises, Inc. reported third quarter ended September 30, 2023 results: revenue $0.7 million. Guidance reaffirmed.
  - Period: third quarter ended September 30, 2023
  - Revenue: $0.7 million
  - Guidance: reaffirmed
  - Result: reported results
  source text: sustainable zinc-based long duration energy storage systems, today announced financial results for the third quarter ended September 30, 2023. Key Highlights + Revenue totaled $0.7 million, compared to $6.1 million in 3Q 2022, as the Company began commercial production and shipped the first Eos Z3 energy storage systems. + $21.3 million Cost of Goods Sold, a 57%
  evidence_url: https://www.sec.gov/Archives/edgar/data/1805077/000162828023037051/0001628280-23-037051-index.htm

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