---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-239587"
form_type: "8-K"
ticker: "COHR"
cik: "0000820318"
company_name: "COHERENT CORP."
filed_at: "2023-09-21T23:59:59+00:00"
generated_at: "2026-06-10T11:29:51.218836+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Coherent Corp. elects two new independent directors, expanding board to 14 members

## Summary
- Board expanded to 14 members; Elizabeth A. Patrick and Michelle Sterling elected effective immediately.
- Patrick is former SVP and Chief People Officer at Diebold Nixdorf; Sterling is former EVP and CHRO at Qualcomm.
- Both qualify as independent under NYSE and SEC listing standards; no committee assignments yet.
- Standard non-employee director compensation: $85,000 annual cash retainer (prorated) and $200,000 RSU grant.

## SEC filing metadata
- accession: 0001193125-23-239587
- form_type: 8-K
- ticker: COHR
- cik: 0000820318
- company_name: COHERENT CORP.
- filed_at: 2023-09-21T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/820318/000119312523239587/0001193125-23-239587-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/820318/000119312523239587/d538768d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-239587
- JSON: https://secwatch.observer/filing/0001193125-23-239587.json
- Plain text: https://secwatch.observer/filing/0001193125-23-239587.txt

## Key facts
- Executive change
  Michelle Sterling was elected as Director at COHERENT CORP..
  - Action: elected
  - Role: Director
  source text: On September 19, 2023, the Board of Directors of Coherent Corp. (the “Company”) increased the size of the Board to 14 members and elected Elizabeth A. Patrick and Michelle Sterling, each to serve as a member of the Board of Directors, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/820318/000119312523239587/0001193125-23-239587-index.htm
- Executive change
  Elizabeth A. Patrick was elected as Director at COHERENT CORP..
  - Action: elected
  - Role: Director
  source text: On September 19, 2023, the Board of Directors of Coherent Corp. (the “Company”) increased the size of the Board to 14 members and elected Elizabeth A. Patrick and Michelle Sterling, each to serve as a member of the Board of Directors, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/820318/000119312523239587/0001193125-23-239587-index.htm

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