---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-057025"
form_type: "8-K"
ticker: "LITE"
cik: "0001633978"
company_name: "Lumentum Holdings Inc."
filed_at: "2025-12-15T23:59:59+00:00"
generated_at: "2026-05-16T13:13:19.371891+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Lumentum appoints Thad Trent, CFO of onsemi, to board and audit committee

## Summary
- Thad Trent appointed to Lumentum board effective December 15, 2025, expanding membership to nine.
- Mr. Trent also joins the Audit Committee of the board.
- He is currently Executive VP and CFO of onsemi (NASDAQ:ON), with prior CFO roles at Cypress Semiconductor.
- Board Chair Penelope Herscher cites his expertise in corporate finance, M&A, and manufacturing as mission-critical.
- Mr. Trent serves until the 2026 annual meeting and will receive standard outside director compensation.

## SEC filing metadata
- accession: 0001628280-25-057025
- form_type: 8-K
- ticker: LITE
- cik: 0001633978
- company_name: Lumentum Holdings Inc.
- filed_at: 2025-12-15T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1633978/000162828025057025/0001628280-25-057025-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1633978/000162828025057025/lite-20251215.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-057025
- JSON: https://secwatch.observer/filing/0001628280-25-057025.json
- Plain text: https://secwatch.observer/filing/0001628280-25-057025.txt

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