Reporting Manager
T. Rowe Price Investment Management, Inc.
Symbol
MLM
Shares outstanding
61,797,731 shares
Disclosed Ownership
1,606,741 shares
Ownership
2.6%
Form type
SCHEDULE 13G/A
Filing time
14 Feb 2025, 09:45:21 UTC
Date of event
31 Dec 2024

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Quoteable Key Fact

"T. Rowe Price Investment Management, Inc. disclosed 2.6% ownership in MARTIN MARIETTA MATERIALS COMMON STOCK (MLM) on 31 Dec 2024."

Quick Takeaways

  • T. Rowe Price Investment Management, Inc. filed SCHEDULE 13G/A for MARTIN MARIETTA MATERIALS COMMON STOCK (MLM).
  • Disclosed ownership: 2.6%.
  • Date of event: 31 Dec 2024.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 14 Feb 2025, 09:45.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
T. Rowe Price Investment Management, Inc. 2.6% 1,606,741 1,575,838 0 Ellen York Vice President