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MARTIN MARIETTA MATLS INC (MLM) — Hedge Fund Ownership Q4 2025

MLM
Q4 2025Q3 2025Q2 2025Q1 2025
  • MARTIN MARIETTA MATLS INC (MLM) is held by 2 of 82 tracked hedge funds, with Gardner Russo & Quinn (5%) and Weitz Investment Management (2%) holding the largest stakes, indicating limited hedge fund interest relative to peers.
  • The biggest increases in MLM holdings came from Gardner Russo & Quinn (+6%), highlighting conviction.
  • Overall, hedge funds increased exposure to MARTIN MARIETTA MATLS INC (MLM) by +5% vs the prior quarter and +3% vs prior year.
# Fund % of Portfolio † Shares † Shares vs Prior Quarter † Shares vs Prior Year † Aggregate Value † Reported Price * Option
1
Gardner Russo & Quinn
Thomas Russo
4.88% 727K +5.68% +2.77% $452.4M $622.66
2
Weitz Investment Management
Wallace Weitz
1.52% 41K +1.48% $25.7M $622.66
2 Total 768K +5.36% +2.70% $478.1M
* Reported price is not an actual purchase or sale price. It is the price as of the last portfolio date.
† Portfolio value, share counts, and period-over-period changes exclude options positions (PUT/CALL), which are shown in the Option column for reference only.