---
schema_version: "secwatch.filing_event.v1"
accession: "0001104657-22-000076"
form_type: "8-K"
ticker: "MTRN"
cik: "0001104657"
company_name: "MATERION Corp"
filed_at: "2022-05-04T23:59:59+00:00"
generated_at: "2026-06-26T00:23:55.574874+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Materion shareholders elect all nine director nominees at 2022 annual meeting

## Summary
- All nine director nominees elected; votes ranged from 17.7M for (Prevost) to 16.8M for (Reddy).
- Ratification of Ernst & Young as 2022 auditor passed with 17.2M for, 1.8M against.
- Advisory vote on named executive officer compensation approved with 16.9M for, 1.3M against.
- Approx. 93% of outstanding shares (19.0M of 20.45M) represented at the May 4 meeting.
- Broker non-votes were 792,327 on director elections and the advisory compensation vote.

## SEC filing metadata
- accession: 0001104657-22-000076
- form_type: 8-K
- ticker: MTRN
- cik: 0001104657
- company_name: MATERION Corp
- filed_at: 2022-05-04T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1104657/000110465722000076/0001104657-22-000076-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1104657/000110465722000076/mtrn-20220504.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104657-22-000076
- JSON: https://secwatch.observer/filing/0001104657-22-000076.json
- Plain text: https://secwatch.observer/filing/0001104657-22-000076.txt

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