Regulatory Filings for Martin Marietta Materials, Inc.

Last Updated:

2026-05-15 23:21:41

Recent filings by Martin Marietta Materials, Inc.

Published	Title	Summary
2026-05-14 17:07:51	8-K - MARTIN MARIETTA MATERIALS INC (0000916076) (Filer)	Item 5.02: Departure of Directors or Certain Officers; Election of...
Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers Item 5.07: Submission of Matters to a Vote of Security Holders Item 9.01: Financial Statements and Exhibits
2026-04-30 13:31:06	10-Q - MARTIN MARIETTA MATERIALS INC (0000916076) (Filer)	Quarterly Report SEC-10-Q filed by Martin Marietta Materials, Inc. on...
Quarterly Report SEC-10-Q filed by Martin Marietta Materials, Inc. on 2026-04-30 13:31:06-04:00
2026-04-30 11:39:01	SCHEDULE 13G - MARTIN MARIETTA MATERIALS INC (0000916076) (Subject)	Passive 5% Ownership Report SEC-SCHEDULE 13G filed by Martin Marietta...
Passive 5% Ownership Report SEC-SCHEDULE 13G filed by Martin Marietta Materials, Inc. on 2026-04-30 11:39:01-04:00
2026-04-30 07:02:01	8-K - MARTIN MARIETTA MATERIALS INC (0000916076) (Filer)	Item 2.02: Results of Operations and Financial Condition Item 7.01:...
Item 2.02: Results of Operations and Financial Condition Item 7.01: Regulation FD Disclosure
2026-04-27 16:17:13	8-K - MARTIN MARIETTA MATERIALS INC (0000916076) (Filer)	Item 5.02: Departure of Directors or Certain Officers; Election of...
Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers Item 9.01: Financial Statements and Exhibits
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

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