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MLM

Martin Marietta Materials Inc SEC filings
Mining & Quarrying of Nonmetallic Minerals (No Fuels) · NYSE · Incorporated in NC
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Filing history
2026-11-04
Current report (amended) 8-K/A
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2026-11-04
Quarterly report 10-Q
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2026-11-04
Current report 8-K
Earnings resultsReg FD disclosure
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2026-10-30
Passive 5%+ stake update SCHEDULE 13G/A
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2026-10-30
Passive 5%+ stake update SCHEDULE 13G/A
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2026-09-18
Conflict minerals report SD
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2026-09-16
Current report 8-K
Material agreement
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2026-09-02
Insider trade 4
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2026-09-02
Insider trade 4
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2026-09-02
Insider trade 4
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2026-09-02
Insider trade 4
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2026-08-25
Insider trade 4
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2026-08-24
5%+ stake, may push for changes SCHEDULE 13D
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2026-08-24
New insider's holdings 3
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2026-08-24
New insider's holdings 3
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2026-08-24
Current report 8-K
Material agreementAcquisition/sale completedShare sale (dilution)Exec/director changeReg FD disclosure
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2026-08-18
Current report 8-K
Material agreementAgreement endedNew debt
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2026-08-14
Current report 8-K
Material agreementNew debtOther event
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2026-08-13
Prospectus 424B2
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2026-08-12
Current report 8-K
Material agreementReg FD disclosure
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2026-08-11
FWP FWP
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2026-08-10
Prospectus 424B5
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2026-08-10
Current report 8-K
Other event
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2026-08-07
Passive 5%+ stake SCHEDULE 13G
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2026-08-05
Current report 8-K
Other event
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2026-08-04
Current report 8-K
Exec/director change
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2026-08-04
Insider trade 4
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2026-07-30
Quarterly report 10-Q
Filing ↗
2026-07-30
Current report 8-K
Earnings resultsReg FD disclosure
Filing ↗
2026-07-15
Current report 8-K
Material agreementNew debt
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2026-06-29
Current report 8-K
Material agreementShare sale (dilution)Other event
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2026-06-29
Current report 8-K
Reg FD disclosure
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2026-06-18
Employee plan report 11-K
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2026-06-02
Insider trade 4
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2026-06-02
Insider trade 4
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2026-06-02
Insider trade 4
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2026-05-18
Insider trade 4
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2026-05-18
Insider trade 4
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2026-05-18
Insider trade 4
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2026-05-18
Insider trade 4
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