---
schema_version: "secwatch.filing_event.v1"
accession: "0000931148-22-000113"
form_type: "8-K"
ticker: "EAF"
cik: "0000931148"
company_name: "GRAFTECH INTERNATIONAL LTD"
filed_at: "2022-09-16T23:59:59+00:00"
generated_at: "2026-06-23T09:16:18.541860+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Mexican regulators suspend GrafTech's Monterrey electrode plant; operations to wind down in 7 days

## Summary
- Inspectors from Nuevo León State Attorney's Office issued temporary suspension notice to GrafTech Mexico's Monterrey facility on Sept 15, 2022.
- Facility instructed to wind down operations within seven days of notice; operating license ruled no longer in effect.
- Company strongly disagrees, is evaluating allegations, and intends to work with authorities and defend against suspension.
- GrafTech cannot currently estimate the duration of the temporary suspension at the Monterrey plant.

## SEC filing metadata
- accession: 0000931148-22-000113
- form_type: 8-K
- ticker: EAF
- cik: 0000931148
- company_name: GRAFTECH INTERNATIONAL LTD
- filed_at: 2022-09-16T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/931148/000093114822000113/0000931148-22-000113-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/931148/000093114822000113/gti-20220916.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000931148-22-000113
- JSON: https://secwatch.observer/filing/0000931148-22-000113.json
- Plain text: https://secwatch.observer/filing/0000931148-22-000113.txt

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