---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-048253"
form_type: "8-K"
ticker: "EOSE"
cik: "0001805077"
company_name: "Eos Energy Enterprises, Inc."
filed_at: "2026-07-15T12:18:57+00:00"
generated_at: "2026-07-15T12:20:06.521913+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Eos Energy prelim Q2 rev $68-69M (record), backlog $807M (record), cash $364M

## Summary
- Revenue $68-69M, highest quarterly revenue; shipments more than tripled YoY.
- Gross margin loss 69-73% due to start-up costs on Battery Line 2, which began commercial production in mid-June.
- Backlog $807M, up ~25% QoQ; new orders exceeded shipments during the quarter.
- Total cash $364M; customer collections of $78M exceeded quarterly revenue.
- Bipolar automation line 50% SAT completed; full commissioning expected July 2026.

## SEC filing metadata
- accession: 0001628280-26-048253
- form_type: 8-K
- ticker: EOSE
- cik: 0001805077
- company_name: Eos Energy Enterprises, Inc.
- filed_at: 2026-07-15T12:18:57+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1805077/000162828026048253/0001628280-26-048253-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1805077/000162828026048253/eose-20260715.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-048253
- JSON: https://secwatch.observer/filing/0001628280-26-048253.json
- Plain text: https://secwatch.observer/filing/0001628280-26-048253.txt

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