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MARTIN MARIETTA MATLS INC (MLM) — Hedge Fund Ownership Q1 2026

MLM
Q1 2026Q4 2025Q3 2025Q2 2025
  • MARTIN MARIETTA MATLS INC (MLM) is held by 2 of 84 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 decreases in MLM holdings came from Gardner Russo & Quinn (-2%) and Weitz Investment Management (-4%), suggesting profit-taking or de-risking.
  • Overall, hedge funds decreased exposure to MARTIN MARIETTA MATLS INC (MLM) by -2% vs the prior quarter and 0% 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
4.96% 715K -1.54% +0.16% $421.1M $588.68
2
Weitz Investment Management
Wallace Weitz
1.63% 40K -3.63% -3.63% $23.4M $588.68
2 Total 755K -1.65% -0.05% $444.6M
* 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.