Martin Marietta Materials

Martin Marietta MaterialsMLMEarnings & Financial Report

NYSE · Materials · Mining & Quarrying of Nonmetallic Minerals (No Fuels)

Martin Marietta Materials, Inc. is an American company and a supplier of aggregates and heavy building materials, with operations spanning 26 states, Canada, and the Caribbean. In particular, Martin Marietta Materials supplies resources for the construction of roads, sidewalks, and foundations.

Top Holders

Holder% OwnedSharesChangeAs of
The Vanguard Group11.60%
7.2M
2024-02-13
BlackRock, Inc.6.70%
4.1M
2024-01-26
T. Rowe Price Investment Management, Inc.5.70%
3.5M
2024-11-14
NOS. OF ABOVE PERSONS4.81%
3.0M
2024-02-14
Select Equity Group, L.P.3.90%
2.4M
2024-02-14

Insider Transactions

Net 90d: +$0 · buys $0 / sells $0
Range:
Action:
Role:
InsiderRoleAction
2026-03-01Petro Michael JSVP and CFOGrant
3.0K
$0.00$0
2026-03-01McCunniff Donald A.EVP and CHROGrant
3.0K
$0.00$0
2026-03-01Schoen George FrederickEVP, GC and Corp. SecretaryGrant
23.7K
$0.00$0
2026-03-01Nye C HowardChairman, Pres & CEOGrant
5.9K
$0.00$0
2026-02-27WAJSGRAS DAVID CDirectorGrant
56
$676.57$37.9K
2026-02-27Thomas PikeDirectorGrant
47
$676.57$31.8K
2026-02-27KORALESKI JOHN JDirectorGrant
69
$676.57$46.7K
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