---
schema_version: "secwatch.filing_event.v1"
accession: "0001104657-21-000096"
form_type: "8-K"
ticker: "MTRN"
cik: "0001104657"
company_name: "MATERION Corp"
filed_at: "2021-10-05T23:59:59+00:00"
generated_at: "2026-06-28T22:50:23.609552+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Materion amends credit agreement to raise leverage covenant for H.C. Starck acquisition

## Summary
- Amendment No. 1 to Third Amended and Restated Credit Agreement entered on Sept 30, 2021.
- Increases maximum leverage ratio covenant to permit debt for proposed acquisition of H.C. Starck Inc.
- Lender group includes JPMorgan Chase, Wells Fargo, Bank of America, and KeyBank.

## SEC filing metadata
- accession: 0001104657-21-000096
- form_type: 8-K
- ticker: MTRN
- cik: 0001104657
- company_name: MATERION Corp
- filed_at: 2021-10-05T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1104657/000110465721000096/0001104657-21-000096-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1104657/000110465721000096/mtrn-20210930.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104657-21-000096
- JSON: https://secwatch.observer/filing/0001104657-21-000096.json
- Plain text: https://secwatch.observer/filing/0001104657-21-000096.txt

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