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Martin Marietta Materials filings document an operating company whose disclosures cover aggregates and heavy building materials operations, portfolio transactions, financing arrangements, governance, safety reporting, and operating results. Form 8-K reports include earnings releases, Regulation FD materials, executive appointments and related employment agreements, mine-safety notices, credit-facility amendments, and completed acquisitions or dispositions of assets.
Proxy materials describe annual-meeting matters, board and executive compensation governance, shareholder voting items, and performance discussion tied to the company’s aggregates, building materials, and Specialties businesses. Capital-structure disclosures include senior unsecured revolving credit facility terms, while transaction filings record completed exchanges involving aggregates, cement, ready-mixed concrete, land, and cash consideration.
Martin Marietta Materials director David C. Wajsgras received a stock-based compensation award of 69 shares of Common Stock at $581.64 per share. The award was reported as an acquisition under a director compensation plan, not as an open-market purchase or sale.
After this grant, Wajsgras directly holds 5,028 shares of Martin Marietta Materials Common Stock. According to the related plan, these common stock units are deferred and will be settled in stock in a lump sum or installments after he ceases to be a non-employee director or at an elected later date.
Pike Thomas reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director Thomas Pike reported a routine equity award. On May 29, 2026, he received a grant of 59 shares of Common Stock at a reference price of $581.64 per share as non-cash compensation.
Following this award, Pike directly holds 4,963 shares of Martin Marietta Materials common stock. According to the company’s Common Stock Purchase Plan for Directors, these common stock units are accrued and will be settled in stock in a lump sum or installments, generally after he ceases to be a Non-Employee Director or on a later elected date within plan limits.
LYONS MARTIN J reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director Martin J. Lyons received an award of 61 common stock units on May 29, 2026. The units were accrued under the company’s Common Stock Purchase Plan for Directors and are to be settled in company stock in the future.
Settlement will occur in a lump sum or installments over up to 10 years, beginning after he ceases to be a non-employee director or on a later date he previously elected under the plan. Following this grant, he directly holds 374 shares of common stock.
WAJSGRAS DAVID C reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director David C. Wajsgras received a grant of 313 shares of Common Stock on May 14, 2026. The shares were awarded at no cash cost to him, and his directly held stake increased to 4,959 shares following this compensation-related award.
SLAGER DONALD W reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director Donald W. Slager received a grant of 313 shares of Common Stock as compensation. The shares were awarded at a stated price of $0.00 per share, indicating a non-cash equity award rather than an open-market purchase. Following this grant, his directly held position increased to 5,064 shares of Martin Marietta Materials Common Stock.
Pike Thomas reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director Thomas Pike received a grant of 313 shares of Common Stock. The award was recorded at a price of $0.00 per share, indicating a compensation-related stock grant rather than an open-market purchase. Following this transaction, Pike directly owns 4,904 shares of Martin Marietta Materials Common Stock, reflecting a modest increase in his equity stake aligned with director compensation.
PEREZ LAREE E reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director Laree E. Perez received a grant of 313 shares of Common Stock on May 14, 2026 at a stated price of $0.0000 per share, reflecting a compensation-related award rather than an open-market purchase. Following this award, Perez directly holds 15,730 shares of Martin Marietta Materials Common Stock, indicating the transaction is small relative to her overall reported position.
Mack Mary T reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director Mary T. Mack received a stock award. On May 14, 2026, she was granted 313 shares of Common Stock in a non-cash transaction at a reported price of $0.0000 per share. After this grant, she directly holds 914 Common Stock shares. This reflects routine equity-based director compensation rather than an open-market purchase or sale.
LYONS MARTIN J reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director Martin J. Lyons received an equity grant of 313 shares of Common Stock. The award was recorded on May 14, 2026 at a reported price of $0.0000 per share, indicating a compensation-related grant rather than an open-market purchase. Following this grant, Lyons holds 313 shares directly.
MARTIN MARIETTA MATERIALS INC director Anthony R. Foxx received a grant of 313 shares of Common Stock on May 14, 2026. The shares were acquired as a compensation-related award at no stated purchase price. Following this grant, he directly holds a total of 2,615 Common Stock shares.