---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-229633"
form_type: "8-K"
ticker: "MX"
cik: "0001325702"
company_name: "MAGNACHIP SEMICONDUCTOR Corp"
filed_at: "2023-09-06T23:59:59+00:00"
generated_at: "2026-06-10T23:15:44.527158+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Board member Mel Keating resigns; Gilbert Nathan named Audit Committee Chair

## Summary
- Mel Keating resigned from the board effective Sept 5, 2023 after 7+ years; cites planned separation of Display & Power ops and other obligations.
- Resignation not due to any disagreement over financial reporting, operations, or policies.
- Board appointed Gilbert Nathan as Audit Committee Chair and Dr. Ilbok Lee as Audit Committee member.

## SEC filing metadata
- accession: 0001193125-23-229633
- form_type: 8-K
- ticker: MX
- cik: 0001325702
- company_name: MAGNACHIP SEMICONDUCTOR Corp
- filed_at: 2023-09-06T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1325702/000119312523229633/0001193125-23-229633-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1325702/000119312523229633/d846489d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-229633
- JSON: https://secwatch.observer/filing/0001193125-23-229633.json
- Plain text: https://secwatch.observer/filing/0001193125-23-229633.txt

## Key facts
- Executive change
  Melvin Keating resigned as Director and Audit Committee Chair at MAGNACHIP SEMICONDUCTOR Corp.
  - Action: resigned
  - Role: Director and Audit Committee Chair
  source text: On September 6, 2023, Magnachip Semiconductor Corporation (the “Company”) announced that Mr. Melvin Keating has notified the Company of his intention to resign from the Company’s board of directors (the “Board”), which resignation was accepted by the Board and effective as of September 5, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1325702/000119312523229633/0001193125-23-229633-index.htm

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