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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.
DELLY GAYLA J reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials director Gayla J. Delly received an equity grant of 313 shares of common stock. The award was reported at a price of $0.00 per share on May 14, 2026, and brought her direct holdings to 313 shares following the transaction.
Ables Dorothy M reported acquisition or exercise transactions in this Form 4 filing.
MARTIN MARIETTA MATERIALS INC director Dorothy M. Ables received a grant of 313 shares of Common Stock on May 14, 2026. The award was recorded at a price of $0.00 per share, indicating it is a compensation-related grant rather than an open-market purchase. After this grant, she directly holds 4,221 shares of the company’s common stock.
Martin Marietta Materials director Gayla J. Delly has filed an initial Form 3 reporting her beneficial ownership in the company’s common stock. The filing shows she held 0 shares of Common Stock as of May 14, 2026, indicating no reportable equity position at that time.
Martin Marietta Materials director Martin J. Lyons has filed an initial Form 3 reporting his beneficial ownership in the company. The filing lists Common Stock holdings of 0 shares following the reported entry dated May 14, 2026, indicating he currently reports no direct common stock ownership.
Martin Marietta Materials, Inc. reported the results of its annual shareholder meeting held on May 14, 2026. Shareholders approved the Martin Marietta Amended and Restated Stock-Based Award Plan and all other management proposals.
Of the 60,256,208 shares outstanding and entitled to vote, 54,913,555 were represented, giving a 91% quorum. Ten directors were elected, each receiving over 50 million votes cast for. Shareholders ratified PricewaterhouseCoopers LLP as independent auditors for the year ending December 31, 2026, with 54,541,009 shares voted for and 328,309 shares against. They also approved, on an advisory basis, the compensation of named executive officers, with 51,322,167 shares for and 960,974 against, and separately approved the amended and restated stock-based award plan, with 51,804,036 shares for and 592,460 against.
Samborski Christopher William reported acquisition or exercise transactions in this Form 4 filing.
Martin Marietta Materials executive Christopher William Samborski, EVP and COO, reported an equity grant. On May 1, he received 8,101 shares of Common Stock through a restricted stock unit award at a stated price of $0.00 per share.
Following this award, his directly held Common Stock position increased to 21,762 shares. The restricted stock unit award was granted under the Martin Marietta Materials, Inc. Amended and Restated Stock-Based Award Plan and vests pro rata in three equal installments on the sixth, seventh, and eighth anniversaries of the award date, subject to continued employment and other conditions in the award agreement.
Martin Marietta Materials EVP and COO Christopher William Samborski filed an initial ownership report showing 13,661 shares of Common Stock held directly as of May 1, 2026. This Form 3 filing establishes his baseline equity stake as a company officer, without reporting any recent buy or sell transactions.