---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-132888"
form_type: "8-K"
ticker: "MLM"
cik: "0000916076"
company_name: "MARTIN MARIETTA MATERIALS INC"
filed_at: "2024-12-03T23:59:59+00:00"
generated_at: "2026-05-29T10:49:49.713216+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Martin Marietta EVP, GC & Corporate Secretary Bar to retire in H2 2025

## Summary
- Roselyn R. Bar, EVP, General Counsel and Corporate Secretary, announced retirement for second half of 2025.
- No immediate departure; effective date not specified beyond H2 2025.
- No successor named in the filing; Company to conduct search.
- Bar's retirement is a planned transition; no abrupt resignation.

## SEC filing metadata
- accession: 0000950170-24-132888
- form_type: 8-K
- ticker: MLM
- cik: 0000916076
- company_name: MARTIN MARIETTA MATERIALS INC
- filed_at: 2024-12-03T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/916076/000095017024132888/0000950170-24-132888-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/916076/000095017024132888/mlm-20241203.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-132888
- JSON: https://secwatch.observer/filing/0000950170-24-132888.json
- Plain text: https://secwatch.observer/filing/0000950170-24-132888.txt

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