Latest imported 13F data
MLM

MARTIN MARIETTA MATLS INC

Institutional Ownership ยท Q4 2025

Filing: Q4 2025

MARTIN MARIETTA MATLS INC (MLM) is held by 1,053 institutional investors with combined holdings of $32.8B. Major holders include VANGUARD GROUP INC, BlackRock, Inc., FMR LLC.

Institutional Holders
1,053
Total Value
$32.8B
Ownership %
87.7%