MLMMartin Marietta Materials

$478.26-23% 1Y
Latest close: a new 52-week lowOct 9, 2026what changed →

Price

-23%1Y

End-of-day closes, not the intraday tick.

More going right than wrong

Quality strong, no red flags, price roughly fair, growth steady, the market undecided.

RyuScore 58 of 100: see how it is built
What they do

Martin Marietta Materials, Inc. (the Company or Martin Marietta) is a leading natural resource-based building materials company. The Company supplies aggregates (crushed stone, sand and gravel) through its network of approximately 400 quarries, mines and distribution yards in 28 states, Canada and The Bahamas. In 2025, aggregates generated 88% of the Company’s total reportable segment gross profit. As of December 31, 2025, Martin Marietta also provides other building materials, namely, cement, ready mixed concrete, asphalt and paving services in targeted markets where the Company has a notable aggregates position.

In the company’s own words · 10-K filed Feb 19, 2026 · SEC EDGAR

P/E11.8
Market value$36.58B
1 year-23%
5 years+34%

Charts

As reported to the SEC, without any scoring.

Martin Marietta Materials (MLM) reported revenue of $1.95B in Q2 2026 (quarter ended Jun 30, 2026), up 21% from the same quarter a year earlier. That came with a gross margin of 25% and net income of $251M (13% of revenue). For the full year FY2025, revenue was $6.15B (+8.6% year on year) and net income $1.14B. Its largest product in Q2 2026 was Aggregates at $1.53B, 93% of the disclosed total, well ahead of Service at 6.5%. The next results filing is expected around Nov 3, 2026, the same week as a year ago.

What the company said

The company's own words from its current reports to the SEC, newest first

  1. Sep 16, 2026On September 15, 2026, Martin Marietta Materials, Inc., (the “Corporation”) and its wholly - owned subsidiary, Martin Marietta Funding LLC (“MM Funding”), entered into the Eighteenth Amendment (the “Eighteenth Amendment”) to its Credit and Security Agreement with Truist Bank, successor by merger to SunTrust Bank (the …Material agreement entered · Form 8-K
  2. Aug 24, 2026Shareholders Agreement As contemplated by the SSA, at the Closing, Martin Marietta entered into a shareholders agreement (the “Shareholders Agreement”) with LNA Holding and, solely for the purposes of the standstill provisions set forth therein, Financière de Gestions Internationales, a société en commandite par …Material agreement entered · Form 8-K
  3. Aug 18, 2026On August 18, 2026, Martin Marietta Materials, Inc. (the “Corporation”) entered into a Credit Agreement with JPMorgan Chase Bank, N.A. (“JPMCB”), as administrative agent, and the lenders and issuing lenders party thereto (the “Credit Agreement”), which provides for a $1,500,000,000 five-year senior unsecured revolving …Material agreement entered · Form 8-K

Quoted from SEC EDGAR filings. A current report is filed within four business days of the event it describes.

Business segments

Q2 2026 · $1.64B

The company’s own SEC segment disclosure.

  • Aggregates$1.53B93%
  • Service$107.0M7%

Why these answers

Each answer with the checks it was read from. Open one for the numbers.

17/19 checks · as of Oct 9, 2026

Conflicts between checks are named, never averaged, and thin data says so.