---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-204253"
form_type: "8-K"
ticker: "DCO"
cik: "0000030305"
company_name: "DUCOMMUN INC /DE/"
filed_at: "2026-05-04T23:59:59+00:00"
generated_at: "2026-05-15T00:07:29.873507+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Ducommun appoints former Northrop Grumman executive Mark Caylor to board

## Summary
- Mark Caylor appointed as independent Class II director effective May 4, 2026.
- Caylor is former Corporate VP and President of Northrop Grumman's Mission Systems Sector.
- Appointment part of board refresh; 6 new directors added in past 5 years.
- Caylor will receive standard director comp: $85k cash plus $160k equity RSUs.
- He brings defense industry expertise to support Ducommun's VISION 2027 strategy.

## SEC filing metadata
- accession: 0001193125-26-204253
- form_type: 8-K
- ticker: DCO
- cik: 0000030305
- company_name: DUCOMMUN INC /DE/
- filed_at: 2026-05-04T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/30305/000119312526204253/0001193125-26-204253-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/30305/000119312526204253/d105242d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-204253
- JSON: https://secwatch.observer/filing/0001193125-26-204253.json
- Plain text: https://secwatch.observer/filing/0001193125-26-204253.txt

## Key facts
- Executive change
  Mark A. Caylor was appointed as Class II Director at DUCOMMUN INC /DE/.
  - Action: appointed
  - Role: Class II Director
  source text: On May 4, 2026, the Company's Board of Directors (the “Board”) appointed Mark A. Caylor as a Class II Director, effective immediately, to serve for a term expiring at the annual meeting of stockholders in 2029 and until his successor is elected and qualified.
  evidence_url: https://www.sec.gov/Archives/edgar/data/30305/000119312526204253/0001193125-26-204253-index.htm

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