---
schema_version: "secwatch.filing_event.v1"
accession: "0000950157-23-001164"
form_type: "8-K"
ticker: "MLM"
cik: "0000916076"
company_name: "MARTIN MARIETTA MATERIALS INC"
filed_at: "2023-11-24T23:59:59+00:00"
generated_at: "2026-06-07T22:02:05.539931+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Martin Marietta sells South Texas cement & concrete ops to CRH for $2.1B cash

## Summary
- Purchase price of $2.1B in cash; includes Hunter cement plant and 20 concrete plants.
- Transaction expected to close in first half 2024, subject to HSR and customary conditions.
- Proceeds to advance SOAR 2025 growth objectives and return capital to shareholders.
- Divestiture includes South Texas cement plant, distribution terminals, and Austin/San Antonio ready-mix plants.

## SEC filing metadata
- accession: 0000950157-23-001164
- form_type: 8-K
- ticker: MLM
- cik: 0000916076
- company_name: MARTIN MARIETTA MATERIALS INC
- filed_at: 2023-11-24T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/916076/000095015723001164/0000950157-23-001164-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/916076/000095015723001164/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950157-23-001164
- JSON: https://secwatch.observer/filing/0000950157-23-001164.json
- Plain text: https://secwatch.observer/filing/0000950157-23-001164.txt

## Key facts
- Material Agreements
  MARTIN MARIETTA MATERIALS INC entered into Purchase Agreement with CRH Americas Materials, Inc. valued at $2,100,000,000 (effective 2023-11-20).
  - Action: entry
  - Agreement: asset purchase
  - Counterparty: CRH Americas Materials, Inc.
  - Value: $2,100,000,000
  - Effective: 2023-11-20
  source text: On November 20, 2023, Martin Marietta Materials, Inc., a North Carolina corporation (“ Martin Marietta ”), CRH Americas Materials, Inc, a Delaware corporation (“ Purchaser ”), and, solely for certain purposes set forth in the Purchase Agreement (as defined below), CRH plc, a public limited company organized under the laws of Ireland, entered into an Equity and Asset Purchase Agreement (the “ Purchase Agreement ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/916076/000095015723001164/0000950157-23-001164-index.htm

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