| $126M | ||
| $85M | ||
| $34M | ||
| $33M | ||
| $32M | ||
| $27M |
Buys | $0 | 0 | – |
Sells | $0 | 0 | – |
Martin Marietta Materials, Inc. functions as a company specializing in natural resource-derived building materials. This enterprise delivers a wide range of aggregates and other heavy construction components to the building industry, serving both domestic and international markets. Its product portfolio includes foundational raw materials like crushed stone, sand, and gravel, in addition to manufactured items such as ready-mix concrete, asphalt, and comprehensive paving solutions. These offerings are essential for infrastructure projects, …
Over the last 12 months, insiders at Martin Marietta Materials, Inc. have bought $0 and sold $0 worth of Martin Marietta Materials, Inc. stock.
On average, over the past 5 years, insiders at Martin Marietta Materials, Inc. have bought $249,904 and sold $5.5M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 550 shares for transaction amount of $249,904 was made by Petro Michael J (SVP ‑ Strategy and Development) on 2025‑03‑04.
| 2025-08-08 | Sale | PEREZ LAREE E | director | 1,038 0.0017% | $613.32 | $636,626 | +0.88% | |
| 2025-03-05 | Sale | McCunniff Donald A. | EVP and CHRO | 1,332 0.0022% | $475.00 | $632,700 | +27.81% | |
| 2025-03-04 | Petro Michael J | SVP - Strategy and Development | 550 0.0009% | $454.37 | $249,904 | +32.07% | ||
| 2024-03-14 | Sale | BAR ROSELYN R | EVP, General Counsel and Secy | 10,000 0.0161% | $603.29 | $6.03M | -8.91% | |
| 2024-03-05 | Sale | Nye C Howard | Chairman, Pres & CEO | 20,000 0.0323% | $604.26 | $12.09M | -7.70% | |
| 2024-02-16 | Sale | COLE SUE W | director | 1,724 0.0028% | $543.48 | $936,957 | +3.74% | |
| 2023-08-21 | Sale | LaTorre Craig M | Sr. VP, CHRO | 1,934 0.0031% | $431.68 | $834,869 | +23.56% | |
| 2023-07-28 | Sale | LaTorre Craig M | Sr. VP, CHRO | 500 0.0008% | $447.09 | $223,545 | +13.63% | |
| 2022-11-18 | Sale | COLE SUE W | director | 1,685 0.0027% | $355.61 | $599,196 | +12.88% | |
| 2022-06-10 | Sale | Mohr John P | SVP - CIO | 0.45 <0.0001% | $321.75 | $144 | +9.19% | |
| 2021-03-10 | Sale | Nye C Howard | Chairman, Pres & CEO | 16,948 0.027% | $337.82 | $5.73M | +8.56% | |
| 2021-03-09 | Sale | Nye C Howard | Chairman, Pres & CEO | 3,052 0.0049% | $335.06 | $1.02M | +11.14% | |
| 2020-11-24 | Sale | BAR ROSELYN R | EVP, General Counsel and Secy | 10,004 0.016% | $274.64 | $2.75M | +28.48% | |
| 2020-09-10 | Sale | COLE SUE W | director | 468 0.0008% | $207.03 | $96,889 | +62.78% | |
| 2020-09-08 | Sale | COLE SUE W | director | 750 0.0012% | $209.18 | $156,885 | +62.89% | |
| 2020-06-10 | Sale | ZELNAK STEPHEN P JR | director | 1,350 0.0022% | $207.74 | $280,443 | +34.55% | |
| 2020-06-05 | Sale | ZELNAK STEPHEN P JR | director | 16,884.69 0.0271% | $225.55 | $3.81M | +21.48% | |
| 2020-05-21 | Sale | Nye C Howard | Chairman, Pres & CEO | 6,645 0.0106% | $177.62 | $1.18M | +50.60% | |
| 2020-05-13 | KORALESKI JOHN J | director | 1,000 0.0016% | $164.08 | $164,080 | +66.59% | ||
| 2020-05-06 | KORALESKI JOHN J | director | 1,000 0.0017% | $183.54 | $183,540 | +52.07% |
| SPO ADVISORY CORP | 10 percent owner | 4709835 7.8411% | $2.56B | 5 | 3 | +7.85% |
| Grant Daniel L. | SVP - Strategy and Development | 14927 0.0249% | $8.12M | 8 | 1 | +3% |
| Mohr John P | SVP - CIO | 14826 0.0247% | $8.06M | 5 | 1 | <0.0001% |
| Petro Michael J | SVP - Strategy and Development | 8985 0.015% | $4.89M | 1 | 0 | +32.07% |
| ZELNAK STEPHEN P JR | director | 4955 0.0082% | $2.69M | 27 | 80 | +6.37% |
| KORALESKI JOHN J | director | 2000 0.0033% | $1.09M | 6 | 0 | +22.22% |
| MCDERMOTT EDWARD H | 10 percent owner | 0 0% | $0 | 1 | 0 |
| Increased Positions | 512 | +45.07% | 4M | +6.52% |
| Decreased Positions | 444 | -39.08% | 3M | -4.94% |
| New Positions | 143 | New | 851,268 | New |
| Sold Out Positions | 77 | Sold Out | 323,798 | Sold Out |
| Total Postitions | 1,204 | +5.99% | 60M | +1.59% |
| Vanguard Group Inc | $4.72M | 12.41% | 7.44M | +93,595 | +1.27% | 2025-09-30 |
| Blackrock, Inc. | $2.63M | 6.92% | 4.15M | -75,800 | -1.79% | 2025-09-30 |
| Jpmorgan Chase & Co | $1.86M | 4.89% | 2.93M | -20,356 | -0.69% | 2025-09-30 |
| Fmr Llc | $1.83M | 4.8% | 2.88M | -130,615 | -4.34% | 2025-09-30 |
| State Street Corp | $1.77M | 4.66% | 2.8M | -28,048 | -0.99% | 2025-09-30 |
| Bank Of America Corp /De/ | $1.5M | 3.94% | 2.37M | +25,155 | +1.07% | 2025-09-30 |
| Principal Financial Group Inc | $1.4M | 3.67% | 2.2M | +192,637 | +9.57% | 2025-09-30 |
| Aristotle Capital Management, Llc | $1.37M | 3.59% | 2.15M | -121,412 | -5.34% | 2025-09-30 |
| Victory Capital Management Inc | $1.02M | 2.69% | 1.61M | -30,995 | -1.89% | 2025-09-30 |
| Geode Capital Management, Llc | $978,700.00 | 2.57% | 1.54M | +21,689 | +1.43% | 2025-09-30 |