MLM icon

Martin Marietta Materials

941 hedge funds and large institutions have $28.1B invested in Martin Marietta Materials in 2025 Q1 according to their latest regulatory filings, with 109 funds opening new positions, 354 increasing their positions, 316 reducing their positions, and 136 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less funds holding

Funds holding:

8% less capital invested

Capital invested by funds: $30.5B → $28.1B (-$2.35B)

18% less funds holding in top 10

Funds holding in top 10: 1714 (-3)

20% less first-time investments, than exits

New positions opened: 109 | Existing positions closed: 136

Holders
941
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$73.4M
Puts
$59.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
701
$245K
702
$245K
703
$241K
704
$239K
705
$239K
706
$239K
707
$238K
708
$237K
709
$236K
710
$234K
711
$234K
712
$231K
713
$228K
714
$227K
715
$227K
716
$225K
717
$224K
718
$223K
719
$221K
720
$221K
721
$220K
722
$219K
723
$218K
724
$217K
725
$217K