---
schema_version: "secwatch.filing_event.v1"
accession: "0001309402-25-000066"
form_type: "8-K"
ticker: "GPRE"
cik: "0001309402"
company_name: "Green Plains Inc."
filed_at: "2025-04-22T23:59:59+00:00"
generated_at: "2026-05-23T09:04:32.493147+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Green Plains taps Eco-Energy as exclusive ethanol marketer for 5-yr term

## Summary
- Green Plains and Eco-Energy sign exclusive 5-year ethanol marketing agreement, effective April 23, 2025.
- Eco-Energy will market all ethanol from Green Plains' biorefineries, creating one of North America's largest ethanol marketers.
- Agreement covers end-to-end logistics and back-office support; fee is market-based and adjustable per gallon shipped.
- Green Plains cites streamlined operations, expanded low-carbon market access, and supply chain optimization as benefits.

## SEC filing metadata
- accession: 0001309402-25-000066
- form_type: 8-K
- ticker: GPRE
- cik: 0001309402
- company_name: Green Plains Inc.
- filed_at: 2025-04-22T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1309402/000130940225000066/0001309402-25-000066-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1309402/000130940225000066/gpre-20250416.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001309402-25-000066
- JSON: https://secwatch.observer/filing/0001309402-25-000066.json
- Plain text: https://secwatch.observer/filing/0001309402-25-000066.txt

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