Insider Transactions Reported by 24 Insiders of MARTIN MARIETTA MATERIALS INC

Symbol
MLM on NYSE
Location
Raleigh, NC

Insiders trading volume in the past year

MARTIN MARIETTA MATERIALS INC executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
C. Howard Nye Chairman, Pres & CEO, Director $171,454,309 01 Mar 2026
ROSELYN R. BAR Executive Vice President $39,402,297 16 Dec 2025
George Frederick Schoen EVP, GC and Corp. Secretary $16,470,016 01 Mar 2026
SUE W. COLE Director $13,420,681 15 May 2025
James AJ Nickolas EVP and CFO $13,072,122 21 Feb 2025
Michael J. Quillen Director $12,853,697 09 May 2024
Michael J. Petro SVP and CFO $10,685,440 01 Mar 2026
JOHN J. KORALESKI Director $10,321,910 27 Feb 2026
LAREE E. PEREZ Director $9,455,554 -$636,626 -6.3% 08 Aug 2025
Robert J. Cardin SVP, Controller & CAO $8,682,054 23 Feb 2026
John P. Mohr Svp Cio $6,998,099 01 Dec 2023
Donald A. McCunniff EVP and CHRO $5,230,498 01 Mar 2026
Craig M. LaTorre Sr. VP, CHRO $4,035,100 01 Dec 2023
Jason Paul Flynn SVP and CIO $3,828,493 24 Feb 2026
DAVID C. WAJSGRAS Director $3,143,344 27 Feb 2026
Thomas Pike Director $3,106,132 27 Feb 2026
DONALD W. SLAGER Director $2,626,637 15 May 2025
Oliver W. Brooks SVP - Enterprise Excellence $2,540,534 21 Feb 2025
Kelly Gean Bennett Svp, Chro $2,464,443 23 Feb 2024
Smith W. Davis Director $2,455,924 28 Feb 2023
Dorothy M. Ables Director $2,160,576 15 May 2025
Bradley D. Kohn SVP, General Counsel and Secy $1,778,570 21 Feb 2025
Anthony R. Foxx Director $1,272,683 15 May 2025
Mack Mary T. Director $332,268 15 May 2025

Recent Insider Transactions by Companies or Individuals for MARTIN MARIETTA MATERIALS INC

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
George Frederick Schoen MLM Common Stock Award 23,673 23,673 01 Mar 2026 Direct
Michael J. Petro MLM Common Stock Award 23.9% 2,960 15,359 01 Mar 2026 Direct
C. Howard Nye MLM Common Stock Award 3.48% 5,919 176,038 01 Mar 2026 Direct
Donald A. McCunniff MLM Common Stock Award 64.9% 2,960 7,518 01 Mar 2026 Direct
DAVID C. WAJSGRAS MLM Common Stock Award 1.22% 56 4,646 27 Feb 2026 Direct
Thomas Pike MLM Common Stock Award 1.03% 47 4,591 27 Feb 2026 Direct
JOHN J. KORALESKI MLM Common Stock Award 0.79% 69 8,822 27 Feb 2026 Direct
Michael J. Petro MLM Common Stock Tax liability -0.75% -94 12,399 24 Feb 2026 Direct
C. Howard Nye MLM Common Stock Tax liability -0.71% -1,221 170,119 24 Feb 2026 Direct
Jason Paul Flynn MLM Common Stock Tax liability -0.54% -30 5,494 24 Feb 2026 Direct
Robert J. Cardin MLM Common Stock Tax liability -0.82% -103 12,459 24 Feb 2026 Direct
Michael J. Petro MLM Common Stock Tax liability -1.66% -211 12,493 23 Feb 2026 Direct
C. Howard Nye MLM Common Stock Tax liability -1.04% -1,805 171,340 23 Feb 2026 Direct
Donald A. McCunniff MLM Common Stock Tax liability -4.04% -192 4,558 23 Feb 2026 Direct
Jason Paul Flynn MLM Common Stock Tax liability -3.1% -177 5,524 23 Feb 2026 Direct
Robert J. Cardin MLM Common Stock Tax liability -1.64% -209 12,562 23 Feb 2026 Direct
Michael J. Petro MLM Common Stock Award 7.91% 931 12,704 20 Feb 2026 Direct
C. Howard Nye MLM Common Stock Award 5.24% 8,621 173,145 20 Feb 2026 Direct
Donald A. McCunniff MLM Common Stock Award 36.8% 1,277 4,750 20 Feb 2026 Direct
Jason Paul Flynn MLM Common Stock Award 26.3% 1,187 5,701 20 Feb 2026 Direct
Robert J. Cardin MLM Common Stock Award 5.43% 658 12,771 20 Feb 2026 Direct
Michael J. Petro MLM Common Stock Tax liability -6.05% -758 11,773 17 Feb 2026 Direct
Michael J. Petro MLM Common Stock Award 16% 1,724 12,531 17 Feb 2026 Direct
Jason Paul Flynn MLM Common Stock Tax liability -2.32% -107 4,514 17 Feb 2026 Direct
Jason Paul Flynn MLM Common Stock Award 5.05% 222 4,621 17 Feb 2026 Direct
C. Howard Nye MLM Common Stock Tax liability -5.58% -9,717 164,524 17 Feb 2026 Direct
C. Howard Nye MLM Common Stock Award 14.7% 22,365 174,241 17 Feb 2026 Direct
Robert J. Cardin MLM Common Stock Tax liability -6.35% -822 12,113 17 Feb 2026 Direct
Robert J. Cardin MLM Common Stock Award 16.9% 1,869 12,935 17 Feb 2026 Direct
C. Howard Nye MLM Common Stock Tax liability -0.2% -298 151,876 16 Dec 2025 Direct
Donald A. McCunniff MLM Common Stock Tax liability -1.42% -50 3,473 16 Dec 2025 Direct
Robert J. Cardin MLM Common Stock Tax liability -0.29% -32 11,066 16 Dec 2025 Direct
ROSELYN R. BAR MLM Common Stock Tax liability -0.11% -66 62,594 16 Dec 2025 Direct
Roselyn R. Bar MLM Common Stock Gift -0.77% -488 62,660 02 Dec 2025 Direct
Jason Paul Flynn MLM Common Stock Tax liability -2.72% -123 4,399 01 Dec 2025 Direct
Roselyn R. Bar MLM Common Stock Tax liability -0.66% -420 63,148 01 Dec 2025 Direct
DAVID C. WAJSGRAS MLM Common Stock Award 1.35% 61 4,590 28 Nov 2025 Direct
Thomas Pike MLM Common Stock Award 1.14% 51 4,544 28 Nov 2025 Direct
JOHN J. KORALESKI MLM Common Stock Award 0.86% 75 8,753 28 Nov 2025 Direct
DAVID C. WAJSGRAS MLM Common Stock Award 1.37% 61 4,529 29 Aug 2025 Direct
Thomas Pike MLM Common Stock Award 1.15% 51 4,493 29 Aug 2025 Direct
JOHN J. KORALESKI MLM Common Stock Award 0.88% 76 8,678 29 Aug 2025 Direct
LAREE E. PEREZ MLM Common Stock Sale -6.31% $636,626 $613.32 -1,038 15,417 08 Aug 2025 Direct
Michael J. Petro MLM Common Stock Award 20.3% 1,822 10,807 08 Jul 2025 Direct
DAVID C. WAJSGRAS MLM Common Stock Award 1.57% 69 4,468 30 May 2025 Direct
Thomas Pike MLM Common Stock Award 1.32% 58 4,442 30 May 2025 Direct
JOHN J. KORALESKI MLM Common Stock Award 1% 85 8,602 30 May 2025 Direct
Robert J. Cardin MLM Common Stock Award 34.9% 2,869 11,098 15 May 2025 Direct
DAVID C. WAJSGRAS MLM Common Stock Award 7.53% 308 4,399 15 May 2025 Direct
DONALD W. SLAGER MLM Common Stock Award 6.93% 308 4,751 15 May 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.