---
schema_version: "secwatch.filing_event.v1"
accession: "0000950157-23-000976"
form_type: "8-K"
ticker: "MLM"
cik: "0000916076"
company_name: "MARTIN MARIETTA MATERIALS INC"
filed_at: "2023-09-20T23:59:59+00:00"
generated_at: "2026-06-10T12:52:47.239660+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Martin Marietta extends $400M receivables facility to Sept 2024; lenders reshuffled

## Summary
- Fifteenth Amendment extends maturity of $400M trade receivables securitization to Sept 19, 2024.
- Interest rate changed to Adjusted Term SOFR plus 0.700%.
- PNC, Gotham Funding and MUFG assigned interests to Truist, Regions and First-Citizens.
- Certain trade receivables classes and originating subsidiaries removed from the facility.
- Facility may be increased up to $500M subject to lender commitments.

## SEC filing metadata
- accession: 0000950157-23-000976
- form_type: 8-K
- ticker: MLM
- cik: 0000916076
- company_name: MARTIN MARIETTA MATERIALS INC
- filed_at: 2023-09-20T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/916076/000095015723000976/0000950157-23-000976-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/916076/000095015723000976/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950157-23-000976
- JSON: https://secwatch.observer/filing/0000950157-23-000976.json
- Plain text: https://secwatch.observer/filing/0000950157-23-000976.txt

## Key facts
- Material Agreements
  MARTIN MARIETTA MATERIALS INC amended Fifteenth Amendment with Truist Bank valued at $400,000,000 (effective 2023-09-20).
  - Action: amendment
  - Agreement: credit facility
  - Counterparty: Truist Bank
  - Value: $400,000,000
  - Effective: 2023-09-20
  source text: subsidiary, Martin Marietta Funding LLC (“MM Funding”), entered into the Fifteenth Amendment (the “Fifteenth Amendment”) to its Credit and Security Agreement with Truist Bank, successor by merger to SunTrust Bank (the “Administrative Agent”), dated
  evidence_url: https://www.sec.gov/Archives/edgar/data/916076/000095015723000976/0000950157-23-000976-index.htm

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