Official SEC submissions

Martin Marietta Materials SEC Filings

Martin Marietta Materials (MLM) SEC filings, periodic reports and insider submi…

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Martin Marietta Materials's latest SEC filing is 4.

It was filed on August 25, 2026, and 40 recent filings are available.

Each row links directly to the SEC document and filing index.

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Recent SEC filings

Insider transaction

Filed: 2026-08-25

Report date: 2026-08-21

PRIMARY DOCUMENT

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8-K

Current report

Filed: 2026-08-24

Report date: 2026-08-21

CURRENT REPORT

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8-K

Current report

Filed: 2026-08-18

Report date: 2026-08-18

CURRENT REPORT

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8-K

Current report

Filed: 2026-08-14

Report date: 2026-08-14

8-K

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8-K

Current report

Filed: 2026-08-12

Report date: 2026-08-11

8-K

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8-K

Current report

Filed: 2026-08-10

Report date: 2026-08-10

8-K

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8-K

Current report

Filed: 2026-08-05

Report date: 2026-08-05

CURRENT REPORT

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8-K

Current report

Filed: 2026-08-04

Report date: 2026-08-04

CURRENT REPORT

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Insider transaction

Filed: 2026-08-04

Report date: 2026-08-03

PRIMARY DOCUMENT

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10-Q

Periodic report

Filed: 2026-07-30

Report date: 2026-06-30

10-Q

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8-K

Current report

Filed: 2026-07-30

Report date: 2026-07-30

8-K

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8-K

Current report

Filed: 2026-07-15

Report date: 2026-07-10

CURRENT REPORT

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8-K

Current report

Filed: 2026-06-29

Report date: 2026-06-27

CURRENT REPORT

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8-K

Current report

Filed: 2026-06-29

Report date: 2026-06-29

CURRENT REPORT

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Insider transaction

Filed: 2026-06-02

Report date: 2026-05-29

PRIMARY DOCUMENT

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Insider transaction

Filed: 2026-06-02

Report date: 2026-05-29

PRIMARY DOCUMENT

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Insider transaction

Filed: 2026-06-02

Report date: 2026-05-29

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

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Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

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Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-05-18

Report date: 2026-05-14

PRIMARY DOCUMENT

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8-K

Current report

Filed: 2026-05-14

Report date: 2026-05-14

8-K

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Insider transaction

Filed: 2026-05-05

Report date: 2026-05-01

PRIMARY DOCUMENT

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10-Q

Periodic report

Filed: 2026-04-30

Report date: 2026-03-31

10-Q

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8-K

Current report

Filed: 2026-04-30

Report date: 2026-04-30

8-K

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8-K

Current report

Filed: 2026-04-27

Report date: 2026-04-27

CURRENT REPORT

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DEF 14A

Proxy statement

Filed: 2026-04-15

Report date: 2026-05-14

DEF 14A

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Insider transaction

Filed: 2026-03-03

Report date: 2026-03-01

PRIMARY DOCUMENT

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Insider transaction

Filed: 2026-03-03

Report date: 2026-03-01

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-03-03

Report date: 2026-03-01

PRIMARY DOCUMENT

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Insider transaction

Filed: 2026-03-03

Report date: 2026-03-01

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-03-02

Report date: 2026-02-27

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-03-02

Report date: 2026-02-27

PRIMARY DOCUMENT

Open SEC document View filing index

Insider transaction

Filed: 2026-03-02

Report date: 2026-02-27

PRIMARY DOCUMENT

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Insider transaction

Filed: 2026-02-25

Report date: 2026-02-23

PRIMARY DOCUMENT

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Verified data

Recent filing categories: 4
Recent filings: 40
SEC CIK: 0000916076
Latest filing date: August 25, 2026

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