---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-070946"
form_type: "8-K"
ticker: "DIOD"
cik: "0000029002"
company_name: "DIODES INC /DEL/"
filed_at: "2025-05-14T23:59:59+00:00"
generated_at: "2026-05-21T11:09:46.313527+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Diodes appoints Gary Yu as CEO; Dr. Lu becomes Chairman and special advisor

## Summary
- Gary Yu, President since Jan 2024, appointed CEO effective May 13, 2025; succeeds Dr. Keh-Shew Lu.
- Dr. Lu resigns as CEO but remains Chairman and special advisor; base salary reduced to $100,000 and PSU awards eliminated.
- Yu receives $740,000 annual base salary and remains eligible for equity and bonus under existing plans.
- All seven board nominees elected; say-on-pay approved with ~95% of votes cast in favor.
- Ratification of Moss Adams LLP as independent auditor for FY2025 approved.

## SEC filing metadata
- accession: 0000950170-25-070946
- form_type: 8-K
- ticker: DIOD
- cik: 0000029002
- company_name: DIODES INC /DEL/
- filed_at: 2025-05-14T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.02, 5.07, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/29002/000095017025070946/0000950170-25-070946-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/29002/000095017025070946/diod-20250512.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-070946
- JSON: https://secwatch.observer/filing/0000950170-25-070946.json
- Plain text: https://secwatch.observer/filing/0000950170-25-070946.txt

## Key facts
- Executive change
  Gary Yu was appointed as Chief Executive Officer at DIODES INC /DEL/.
  - Action: appointed
  - Role: Chief Executive Officer
  source text: On May 13, 2025, the Board of Directors of Diodes Incorporated (the “Company”), appointed Gary Yu, the Company’s President, to the additional position of the Company’s Chief Executive Officer (“CEO”), succeeding Dr. Keh-Shew Lu, who resigned as CEO that same day.
  evidence_url: https://www.sec.gov/Archives/edgar/data/29002/000095017025070946/0000950170-25-070946-index.htm
- Executive change
  Keh-Shew Lu departed as Chairman and Special Advisor to the CEO at DIODES INC /DEL/.
  - Action: resigned as Chief Executive Officer
  - Role: Chairman and Special Advisor to the CEO
  source text: the change in Dr. Lu’s position and duties with the Company from Chief Executive Officer to Special Advisor to the Chief Executive Officer
  evidence_url: https://www.sec.gov/Archives/edgar/data/29002/000095017025070946/0000950170-25-070946-index.htm

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