MARTIN MARIETTA MATERIALS INC
In the published model solve dated 2026-Q2, anchored at $531.05, MARTIN MARIETTA MATERIALS INC (MLM) is priced for +24.1% growth. boothcheck publishes no house fair value, target price, or buy/sell rating; individual model outputs and user-controlled scenarios are analytical inputs, not Boothcheck targets. The narrative was composed June 27, 2026 from SEC EDGAR filings.
• Martin Marietta is primarily an aggregates company, crushed stone, sand, and gravel that is cheap per ton but expensive to ship, so each quarry is effectively a local franchise with pricing power, and aggregates make up roughly four-fifths of revenue. • The defining feature is pricing-led growth on top of volume: first-quarter revenue rose 17% to a record $1.4 billion with organic aggregates shipments up 7.2%, helped by infrastructure and heavy nonresidential demand from data centers and power
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1,040 institutional managers reported holding MLM in 13F filings for the quarter ended 2026-03-31. Together they hold about 94% of the company; the top 10 hold 48%. 84 opened new positions that quarter. Held by Vanguard Group, BlackRock, State Street, among others. On the short side, 2.2M shares were sold short as of the 2026-06-15 count, about 4% of shares outstanding (4.3 days of typical volume to cover).
Quarterly 13F filings arrive up to 45 days after quarter end, so the picture is never current (filed through 2026-05-29). Nothing here is investment advice.
MLM has cut its share count 3.4% over the past five years, spending $1.40B on repurchases. It pays a dividend, and has paid one every year in our records (17 and counting), raised 10 years straight; the current rate is $3.24 a share annually. Cash returned over the past three years: $528.50M in dividends and $1.10B in repurchases.
Share counts are split-adjusted; repurchase totals are gross of share issuance. Nothing here is investment advice.
Open-market insider buys at MLM over the trailing three years: 2025: 1 buy totaling $250k. 19 officers and directors are on file.
Code P open-market purchases from SEC Form 4 filings, non-derivative, excluding scheduled 10b5-1 plans. Nothing here is investment advice.
MLM's recent reports: the day-one move, then what the following quarter actually did.
| report | day one | next quarter |
|---|---|---|
| 2023-05-05 | +7.9% | +10.7% |
| 2023-07-28 | -2.1% | -8.5% |
| 2023-11-02 | +7.8% | +10.3% |
| 2024-02-24 | +1.6% | +10.3% |
Day-one is the close-to-close move around the filing. Nothing here is investment advice.
MLM's latest 8-K filings: 2026-08-24 (items 1.01, 2.01, 3.02, 5.02, 7.01, 9.01); 2026-08-18 (items 1.01, 1.02, 2.03, 9.01); 2026-08-14 (items 1.01, 2.03, 8.01, 9.01); 2026-08-12 (items 1.01, 7.01, 9.01); 2026-08-10 (items 8.01, 9.01).
Item codes are the SEC's own classification of what each report discloses. Dates link to the filing on EDGAR. Nothing here is investment advice.
Model solve date: 2026-Q2
Narrative composed: June 27, 2026
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For informational and research purposes only. Not investment advice. Not a recommendation to buy, sell, or hold any security. boothcheck is not a registered investment adviser. Past performance does not guarantee future results.