secwatch.observer — SEC 8-K summary
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Issuer:     MARTIN MARIETTA MATERIALS INC (MLM)
CIK:        0000916076
Form:       8-K
Filed at:   2026-08-12T20:19:50+00:00
Accession:  0001193125-26-346914
Event type: debt
Sentiment:  neutral
Materiality: 0.75
Item codes: 1.01, 7.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Martin Marietta prices $5.5B multi-tranche senior notes to fund Lhoist acquisition
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- $5.5B aggregate principal across five tranches: $750M 4.850% 2029, $1.25B 5.200% 2032, $1.0B 5.400% 2034, $1.5B 5.625% 2036, $1.0B 6.375% 2056.
- Net proceeds, plus $1.5B term loan, to pay cash consideration for Lhoist North America acquisition.
- Priced Aug 11, 2026; expected closing Q3 2026 with customary conditions.
- Underwriters: Goldman Sachs, J.P. Morgan, Deutsche Bank, Truist Securities.
- Notes issued at 99.936% to 99.660% of par; semiannual interest payments.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/916076/000119312526346914/0001193125-26-346914-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/916076/000119312526346914/d149482d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-26-346914

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