Recent filings by Martin Marietta Materials, Inc.

Published Title Summary
2026-03-03 16:18:11 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-03-03 16:18:11-05:00
2026-03-03 15:50:20 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-03-03 15:50:20-05:00
2026-03-03 15:48:38 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-03-03 15:48:38-05:00
2026-03-03 15:47:26 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-03-03 15:47:26-05:00
2026-03-02 14:46:08 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-03-02 14:46:08-05:00
2026-03-02 14:44:49 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-03-02 14:44:49-05:00
2026-03-02 14:42:42 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-03-02 14:42:42-05:00
2026-02-25 12:43:34 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-25 12:43:34-05:00
2026-02-25 12:41:47 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-25 12:41:47-05:00
2026-02-25 12:38:30 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-25 12:38:30-05:00
2026-02-25 12:35:21 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-25 12:35:21-05:00
2026-02-25 12:28:24 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-25 12:28:24-05:00
2026-02-24 15:12:24 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-24 15:12:24-05:00
2026-02-24 15:09:29 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-24 15:09:29-05:00
2026-02-24 15:05:16 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-24 15:05:16-05:00
2026-02-24 15:01:24 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-24 15:01:24-05:00
2026-02-24 14:57:04 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-24 14:57:04-05:00
2026-02-23 16:20:20 8-K - Current report Filed: 2026-02-23 AccNo: 0000950157-26-000175 Size: 2 MB
Item 2.01: Completion of...
Filed: 2026-02-23 AccNo: 0000950157-26-000175 Size: 2 MB
Item 2.01: Completion of Acquisition or Disposition of Assets
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits
2026-02-19 15:16:57 10-K - Annual report [Section 13 and 15(d), not S-K Item 405] Annual Report SEC-10-K filed by Martin Marietta Materials, Inc. on...
Annual Report SEC-10-K filed by Martin Marietta Materials, Inc. on 2026-02-19 15:16:57-05:00
2026-02-19 13:51:27 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-19 13:51:27-05:00
2026-02-19 13:47:14 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-19 13:47:14-05:00
2026-02-19 13:44:33 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-19 13:44:33-05:00
2026-02-19 13:40:36 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2026-02-19 13:40:36-05:00
2026-02-13 16:23:47 8-K - Current report Filed: 2026-02-13 AccNo: 0001193125-26-051474 Size: 145 KB
Item 1.04: Mine Safety...
Filed: 2026-02-13 AccNo: 0001193125-26-051474 Size: 145 KB
Item 1.04: Mine Safety - Reporting of Shutdowns and Patterns of Violations
2026-02-11 07:01:43 8-K - Current report Filed: 2026-02-11 AccNo: 0001193125-26-045530 Size: 2 MB
Item 2.02: Results of...
Filed: 2026-02-11 AccNo: 0001193125-26-045530 Size: 2 MB
Item 2.02: Results of Operations and Financial Condition
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits
2025-12-31 18:11:08 8-K - Current report Filed: 2026-01-02 AccNo: 0000950157-25-001042 Size: 160 KB
Item 7.01: Regulation FD...
Filed: 2026-01-02 AccNo: 0000950157-25-001042 Size: 160 KB
Item 7.01: Regulation FD Disclosure
2025-12-19 16:13:11 8-K - Current report Filed: 2025-12-19 AccNo: 0000950157-25-001013 Size: 1 MB
Item 1.01: Entry into...
Filed: 2025-12-19 AccNo: 0000950157-25-001013 Size: 1 MB
Item 1.01: Entry into a Material Definitive Agreement
Item 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
Item 9.01: Financial Statements and Exhibits
2025-12-17 16:35:05 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2025-12-17 16:35:05-05:00
2025-12-17 16:28:18 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2025-12-17 16:28:18-05:00
2025-12-17 16:25:53 4 - Statement of changes in beneficial ownership of securities Statement of changes in beneficial ownership of securities by insiders...
Statement of changes in beneficial ownership of securities by insiders SEC-4 filed by Martin Marietta Materials, Inc. on 2025-12-17 16:25:53-05:00