---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-24-078188"
form_type: "8-K"
ticker: "EOSE"
cik: "0001805077"
company_name: "Eos Energy Enterprises, Inc."
filed_at: "2024-09-12T23:59:59+00:00"
generated_at: "2026-05-31T05:16:55.710976+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Eos Energy converts Series A preferred to convertible stock; holders approve 19.99%+ issuance

## Summary
- On Sept 12, 2024, 59 Series A-1 shares became 31.9M Series B-1 shares; 7 Series A-2 became 28.8M Series B-2 shares, each convertible 1:1M into common.
- Series B-1 original issue price $842,000/share; Series B-2 original issue price $2,322,000/share; both subject to anti-dilution adjustments.
- Stockholders on Sept 10, 2024 voted 117.2M for, 2.0M against to approve issuance of >19.99% of common stock under the credit/purchase agreements with Cerberus.
- New Series B preferred grant board appointment rights at 10%, 15%, 30%, 40% ownership thresholds and preemptive rights on future equity offerings.
- Conversion of existing preferred relied on Section 3(a)(9) exemption; no registration under Securities Act.

## SEC filing metadata
- accession: 0001213900-24-078188
- form_type: 8-K
- ticker: EOSE
- cik: 0001805077
- company_name: Eos Energy Enterprises, Inc.
- filed_at: 2024-09-12T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 3.02, 5.03, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1805077/000121390024078188/0001213900-24-078188-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1805077/000121390024078188/ea0214324-8k_eosenergy.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-24-078188
- JSON: https://secwatch.observer/filing/0001213900-24-078188.json
- Plain text: https://secwatch.observer/filing/0001213900-24-078188.txt

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