Martin Marietta clears final regulatory hurdle for $13.5B Lhoist North America deal, with closing now set for Q3 2026

summarizeSummary

Martin Marietta has obtained all necessary regulatory approvals for its $13.5 billion acquisition of Lhoist North America, with closing expected in Q3 2026. The milestone clears the final major pre-closing condition for a deal that will make the company the nation's top lime and limestone producer.

check_boxKey Events · M&A and Partnerships · MLM

• Regulatory Approvals Secured

  All necessary regulatory approvals for the $13.5 billion Lhoist North America acquisition have been received, clearing the final major pre-closing condition.

• Closing Timeline Narrowed

  The transaction is now expected to close in the third quarter of 2026, subject to customary closing conditions, providing a concrete near-term timeline.

• Transformative Deal Nears Completion

  The acquisition will make Martin Marietta the leading U.S. producer of lime and limestone solutions, significantly expanding its industrial minerals business.

• Financing in Place

  The company previously secured a $1.5 billion term loan and amended its $800 million revolver to fund the acquisition, with the deal structure including both cash and stock.

auto_awesomeAnalysis · MLM · Energy & Transportation

The last major obstacle to the transformative $13.5 billion acquisition of Lhoist North America has been removed. With all regulatory approvals now secured, the deal is on track to close this quarter, lifting a key uncertainty that has weighed on the stock since the late-June announcement. Once complete, the transaction will establish Martin Marietta as the leading U.S. producer of lime and limestone solutions, markedly broadening its industrial minerals footprint. Attention now shifts to integration execution and the financial impact of the $1.5 billion term loan and amended revolver arranged to fund the purchase.