Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:54aafc5f-e864-f696-84d3-ed5c0d8b859d 2026-05-18T10:08:01-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services MLM: SAMBORSKI CHRISTOPHER WILLIAM (VP,COO) Acquired (JB) 8,101 Shares of MARTIN MARIETTA MATERIALS INC for $0.00 on 5/1 urn:uuid:4a1d109e-cb60-0251-fa36-5241b614daee 2026-05-05T16:22:04-04:00 MLM: SAMBORSKI CHRISTOPHER WILLIAM (VP,COO) Filed a Form 3, Becoming a Registered Insider at MARTIN MARIETTA MATERIALS INC With Initial Direct Holdings of 13,661 urn:uuid:7f876921-e7c3-79ff-47b9-9bcfa8e92bb5 2026-05-05T16:18:30-04:00 MLM: SCHOEN GEORGE FREDERICK (VP,GC,SEC) Acquired (JB) 23,673 Shares of MARTIN MARIETTA MATERIALS INC for $0.00 on 3/1 urn:uuid:2357333e-e584-d57e-110e-78d2ee300b86 2026-03-03T16:18:11-05:00 MLM: PETRO MICHAEL J (VP,CFO) Acquired (JB) 2,960 Shares of MARTIN MARIETTA MATERIALS INC for $0.00 on 3/1 urn:uuid:a84b936d-5515-99e0-1b5c-23bb3b029fcf 2026-03-03T15:50:20-05:00 MLM: NYE C HOWARD (CB,PR,CEO,DIR) Acquired (JB) 5,919 Shares of MARTIN MARIETTA MATERIALS INC for $0.00 on 3/1 urn:uuid:4f419a54-5e51-bfbd-54de-2921a6295386 2026-03-03T15:48:38-05:00 MLM: MCCUNNIFF DONALD A (VP) Acquired (JB) 2,960 Shares of MARTIN MARIETTA MATERIALS INC for $0.00 on 3/1 urn:uuid:61ce104a-fe98-a5d0-536c-a7c7ae282628 2026-03-03T15:47:26-05:00 MLM: SCHOEN GEORGE FREDERICK (VP,GC,SEC) Filed a Form 3, Becoming a Registered Insider at MARTIN MARIETTA MATERIALS INC With Initial Direct Holdings of 0 urn:uuid:c02148e8-2266-617c-8935-d16ae4bd190a 2026-03-03T15:43:57-05:00 MLM: WAJSGRAS DAVID C (DIR) Acquired (JB) 56 Shares of MARTIN MARIETTA MATERIALS INC for $676.57 on 2/27 urn:uuid:d2347c35-3d40-71bf-251d-eab213c9bd20 2026-03-02T14:46:08-05:00 MLM: PIKE THOMAS (DIR) Acquired (JB) 47 Shares of MARTIN MARIETTA MATERIALS INC for $676.57 on 2/27 urn:uuid:1909c287-85c3-bc54-7324-381bed58a2c4 2026-03-02T14:44:49-05:00 MLM: KORALESKI JOHN J (DIR) Acquired (JB) 69 Shares of MARTIN MARIETTA MATERIALS INC for $676.57 on 2/27 urn:uuid:fec29281-49b5-6668-f13c-68fe0b7c1400 2026-03-02T14:42:42-05:00