---
schema_version: "secwatch.filing_event.v1"
accession: "0001104657-25-000071"
form_type: "8-K"
ticker: "MTRN"
cik: "0001104657"
company_name: "MATERION Corp"
filed_at: "2025-05-07T23:59:59+00:00"
generated_at: "2026-05-22T06:59:09.840253+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Materion shareholders approve 2025 equity plan, re-elect directors at annual meeting

## Summary
- Shareholders approved 2025 Equity and Incentive Compensation Plan with 965,000 shares authorized.
- All nine director nominees elected; vote ranges from 17.3M to 17.9M for each.
- Ernst & Young LLP ratified as independent auditor for 2025 with 18.4M for.
- Advisory say-on-pay compensation approved with 17.5M for, 889,668 against.
- Approximately 93% of outstanding shares (19.3M of 20.8M) represented at meeting.

## SEC filing metadata
- accession: 0001104657-25-000071
- form_type: 8-K
- ticker: MTRN
- cik: 0001104657
- company_name: MATERION Corp
- filed_at: 2025-05-07T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1104657/000110465725000071/0001104657-25-000071-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1104657/000110465725000071/mtrn-20250507.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104657-25-000071
- JSON: https://secwatch.observer/filing/0001104657-25-000071.json
- Plain text: https://secwatch.observer/filing/0001104657-25-000071.txt

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