---
schema_version: "secwatch.filing_event.v1"
accession: "0000936468-23-000017"
form_type: "8-K"
ticker: "LMT"
cik: "0000936468"
company_name: "LOCKHEED MARTIN CORP"
filed_at: "2023-02-23T23:59:59+00:00"
generated_at: "2026-06-19T03:53:53.029297+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Lockheed Martin amends bylaws to adopt universal proxy rules, increase board size to 15

## Summary
- Amended bylaws to comply with SEC universal proxy rules (Rule 14a-19) for director nominations and stockholder proposals.
- Maximum board size increased from 14 to 15 directors.
- Lead Director now explicitly responsible for leading board's annual self-evaluation.
- Chairman of meeting given authority to declare defective nominations or improper business proposals.

## SEC filing metadata
- accession: 0000936468-23-000017
- form_type: 8-K
- ticker: LMT
- cik: 0000936468
- company_name: LOCKHEED MARTIN CORP
- filed_at: 2023-02-23T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/936468/000093646823000017/0000936468-23-000017-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/936468/000093646823000017/lmt-20230222.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000936468-23-000017
- JSON: https://secwatch.observer/filing/0000936468-23-000017.json
- Plain text: https://secwatch.observer/filing/0000936468-23-000017.txt

## Key facts
- Governance Changes
  LOCKHEED MARTIN CORP: Amended and restated bylaws to address universal proxy rules, increase board size from 14 to 15, and update lead director responsibilities (effective 2023-02-22).
  - Change: bylaw amendment
  - Effective: 2023-02-22
  source text: On February 22, 2023, the Board of Directors of Lockheed Martin Corporation (“Lockheed Martin” or the “Company”) amended and restated the Company’s Bylaws, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/936468/000093646823000017/0000936468-23-000017-index.htm

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