Martin Marietta Materials Inc SEC filings MLM
Martin Marietta Materials Inc has 1,000 filings in SEC EDGAR's recent list, going back to Feb 10, 2016. Its latest annual report, Form ARS, was filed on Apr 15, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K/A | Amended current report | Nov 4, 2026 | Aug 21, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2026 | Nov 4, 2026 |
| 8-K |
Current report
Material agreement
|
Sep 16, 2026 | Sep 15, 2026 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Officer or director change, Regulation FD disclosure
|
Aug 24, 2026 | Aug 21, 2026 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Aug 18, 2026 | Aug 18, 2026 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Aug 14, 2026 | Aug 14, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Aug 12, 2026 | Aug 11, 2026 |
| 8-K |
Current report
Other events
|
Aug 10, 2026 | Aug 10, 2026 |
| 8-K |
Current report
Other events
|
Aug 5, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Officer or director change
|
Aug 4, 2026 | Aug 4, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 30, 2026 | Jul 30, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Jul 15, 2026 | Jul 10, 2026 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Jun 29, 2026 | Jun 27, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 29, 2026 | Jun 29, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 14, 2026 | May 14, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Apr 30, 2026 | Apr 30, 2026 |
| 8-K |
Current report
Officer or director change
|
Apr 27, 2026 | Apr 27, 2026 |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure
|
Feb 23, 2026 | Feb 23, 2026 |
| 8-K | Current report | Feb 13, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 11, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 2, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 19, 2025 | Dec 19, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2025 | Nov 4, 2025 |
| 8-K |
Current report
Material agreement
|
Sep 17, 2025 | Sep 16, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 3, 2025 | Sep 3, 2025 |
| 8-K |
Current report
Material agreement
|
Aug 7, 2025 | Aug 3, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 7, 2025 | Aug 7, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 4, 2025 | Aug 3, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 8, 2025 | Jul 7, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 15, 2025 | May 15, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Apr 30, 2025 | Apr 30, 2025 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Apr 10, 2025 | Apr 9, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 12, 2025 | Feb 12, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 20, 2024 | Dec 20, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 3, 2024 | Dec 3, 2024 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Nov 4, 2024 | Nov 4, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Nov 1, 2024 | Oct 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Oct 30, 2024 | Oct 30, 2024 |
| 8-K |
Current report
Material agreement
|
Sep 19, 2024 | Sep 18, 2024 |
| 8-K | Current report | Sep 18, 2024 | Sep 12, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K | Current report | Jul 12, 2024 | Jul 8, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 17, 2024 | May 16, 2024 |
| 8-K | Current report | May 3, 2024 | May 1, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Apr 30, 2024 | Apr 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 14, 2024 | Feb 14, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 21, 2023 | Dec 21, 2023 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Nov 24, 2023 | Nov 20, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 1, 2023 | Nov 1, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 20, 2023 | Oct 20, 2023 |
| 8-K |
Current report
Material agreement
|
Sep 20, 2023 | Sep 20, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 27, 2023 | Jul 27, 2023 |
| 8-K | Current report | May 26, 2023 | May 23, 2023 |
| 8-K |
Current report
Shareholder vote results
|
May 12, 2023 | May 11, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 4, 2023 | May 4, 2023 |
| 8-K |
Current report
Officer or director change
|
Apr 21, 2023 | Apr 19, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 15, 2023 | Feb 15, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 22, 2022 | Dec 22, 2022 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2022 | Dec 12, 2022 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Nov 14, 2022 | Nov 10, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2022 | Nov 2, 2022 |
| 8-K |
Current report
Agreement ended, Other events
|
Sep 29, 2022 | Sep 29, 2022 |
| 8-K |
Current report
Material agreement
|
Sep 21, 2022 | Sep 21, 2022 |
| 8-K | Current report | Aug 11, 2022 | Jul 28, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 28, 2022 | Jul 28, 2022 |
| 8-K | Current report | Jun 10, 2022 | Jun 6, 2022 |
| 8-K |
Current report
Shareholder vote results
|
May 13, 2022 | May 12, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 3, 2022 | May 3, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 10, 2022 | Feb 10, 2022 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Dec 27, 2021 | Dec 21, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2021 | Nov 2, 2021 |
| 8-K |
Current report
Acquisition or sale of assets, Other events
|
Oct 1, 2021 | Oct 1, 2021 |
| 8-K |
Current report
Material agreement
|
Sep 23, 2021 | Sep 22, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 29, 2021 | Jul 29, 2021 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Jul 2, 2021 | Jul 2, 2021 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jun 22, 2021 | Jun 21, 2021 |
| 8-K |
Current report
Material agreement
|
May 25, 2021 | May 23, 2021 |
| 8-K |
Current report
Other events
|
May 24, 2021 | May 23, 2021 |
| 8-K |
Current report
Shareholder vote results
|
May 14, 2021 | May 13, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 4, 2021 | May 4, 2021 |
| 8-K | Current report | Mar 8, 2021 | Mar 4, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 9, 2021 | Feb 9, 2021 |
| 8-K |
Current report
Officer or director change
|
Nov 9, 2020 | Nov 6, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Oct 29, 2020 | Oct 29, 2020 |
| 8-K |
Current report
Material agreement
|
Sep 23, 2020 | Sep 23, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 28, 2020 | Jul 28, 2020 |
| 8-K |
Current report
Officer or director change
|
Jun 29, 2020 | Jun 25, 2020 |
| 8-K |
Current report
Shareholder vote results
|
May 15, 2020 | May 14, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 5, 2020 | May 5, 2020 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Mar 16, 2020 | Mar 16, 2020 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Mar 6, 2020 | Mar 5, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 11, 2020 | Feb 11, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Oct 29, 2019 | Oct 29, 2019 |
| 8-K |
Current report
Material agreement
|
Sep 24, 2019 | Sep 24, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 30, 2019 | Jul 30, 2019 |
| 8-K |
Current report
Officer or director change
|
Jul 15, 2019 | Jul 15, 2019 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 10, 2019 | May 9, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Apr 30, 2019 | Apr 30, 2019 |
| 8-K |
Current report
Officer or director change
|
Mar 12, 2019 | Mar 11, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 12, 2019 | Feb 12, 2019 |
| 8-K |
Current report
Officer or director change
|
Dec 18, 2018 | Dec 14, 2018 |
| 8-K | Current report | Dec 14, 2018 | Dec 10, 2018 |
| 8-K | Current report | Nov 30, 2018 | Nov 27, 2018 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 6, 2018 | Nov 6, 2018 |
| 8-K |
Current report
Officer or director change
|
Nov 5, 2018 | Nov 5, 2018 |
| 8-K |
Current report
Material agreement
|
Sep 25, 2018 | Sep 25, 2018 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 26, 2018 | Jul 26, 2018 |
| 8-K |
Current report
Officer or director change
|
Jun 8, 2018 | Jun 5, 2018 |
| 8-K |
Current report
Shareholder vote results
|
May 18, 2018 | May 17, 2018 |
| 8-K | Current report | May 10, 2018 | Apr 25, 2018 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 8, 2018 | May 8, 2018 |
| 8-K |
Current report
Acquisition or sale of assets, Other events
|
Apr 30, 2018 | Apr 27, 2018 |
| 8-K |
Current report
Material agreement
|
Apr 17, 2018 | Apr 17, 2018 |
| 8-K |
Current report
Other events
|
Mar 16, 2018 | Mar 16, 2018 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Feb 22, 2018 | Feb 22, 2018 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 13, 2018 | Feb 13, 2018 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Dec 20, 2017 | Dec 20, 2017 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Dec 8, 2017 | Dec 6, 2017 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2017 | Nov 2, 2017 |
| 8-K |
Current report
Other events
|
Oct 19, 2017 | Oct 17, 2017 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 1, 2017 | Aug 1, 2017 |
| 8-K |
Current report
Material agreement, Other events
|
Jun 26, 2017 | Jun 23, 2017 |
| 8-K |
Current report
Officer or director change
|
Jun 22, 2017 | Jun 21, 2017 |
| 8-K/A | Amended current report | Jun 5, 2017 | Jun 5, 2017 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
May 22, 2017 | May 22, 2017 |
| 8-K |
Current report
Shareholder vote results
|
May 19, 2017 | May 18, 2017 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
May 19, 2017 | May 17, 2017 |
| 8-K |
Current report
Other events
|
May 12, 2017 | May 12, 2017 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 2, 2017 | May 2, 2017 |
| 8-K |
Current report
Officer or director change
|
Feb 24, 2017 | Feb 24, 2017 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 14, 2017 | Feb 14, 2017 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Dec 7, 2016 | Dec 5, 2016 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 1, 2016 | Nov 1, 2016 |
| 8-K |
Current report
Material agreement
|
Sep 30, 2016 | Sep 28, 2016 |
| 8-K |
Current report
Officer or director change
|
Aug 15, 2016 | Aug 15, 2016 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 2, 2016 | Aug 2, 2016 |
| 8-K | Current report | Jul 1, 2016 | Jun 27, 2016 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 20, 2016 | May 19, 2016 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 5, 2016 | May 5, 2016 |
| 8-K |
Current report
Auditor change
|
Mar 18, 2016 | Mar 14, 2016 |
| 8-K |
Current report
Officer or director change
|
Feb 19, 2016 | Feb 18, 2016 |
Showing 141 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Mining & Quarrying of Nonmetallic Minerals (No Fuels) (SIC 1400)
- Listed as
- MLM (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- NC
- Headquarters
- Raleigh, NC
- SEC filer status
- Large accelerated filer
- SEC CIK
- 916076
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.