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Martin Marietta Materials

1,103 hedge funds and large institutions have $37.1B invested in Martin Marietta Materials in 2025 Q4 according to their latest regulatory filings, with 147 funds opening new positions, 360 increasing their positions, 352 reducing their positions, and 72 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more funds holding in top 10

Funds holding in top 10:

2.23% more ownership

Funds ownership: 96.52%98.75% (+2.2%)

2% more repeat investments, than reductions

Existing positions increased: 360 | Existing positions reduced: 352

1% more capital invested

Capital invested by funds: $36.7B → $37.1B (+$422M)

Holders
1,103
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
24
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$51.1M
Puts
$23.3M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
451
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$1.48M
PDL
452
Portfolio Design Labs
California
$1.48M
HVP
453
Hudson Value Partners
Florida
$1.48M
SB
454
Simmons Bank
Arkansas
$1.47M
SI
455
Symmetry Investments
Jersey
$1.47M
Axa
456
Axa
France
$1.47M
GI
457
GAMMA Investing
California
$1.47M
MAS
458
Meeder Advisory Services
Ohio
$1.46M
AG
459
Ascent Group
Virginia
$1.45M
HAIM
460
Hunter Associates Investment Management
Pennsylvania
$1.44M
TRCT
461
Tower Research Capital (TRC)
New York
$1.41M
JF
462
JSF Financial
California
$1.41M
MSFS
463
Main Street Financial Solutions
Pennsylvania
$1.41M
1WM
464
1900 Wealth Management
Texas
$1.4M
MFG
465
Merit Financial Group
Georgia
$1.4M
BMSSC
466
B. Metzler seel. Sohn & Co
Germany
$1.38M
OAC
467
OMERS Administration Corp
Ontario, Canada
$1.38M
SC
468
Stance Capital
Massachusetts
$1.37M
QCG
469
Quadrant Capital Group
Ohio
$1.36M
SP
470
Stablepoint Partners
Massachusetts
$1.35M
IC
471
IEQ Capital
California
$1.35M
N
472
Natixis
France
$1.34M
EF
473
Empirical Finance
Pennsylvania
$1.33M
GC
474
Gilbert & Cook
Iowa
$1.33M
TMAM
475
Tokio Marine Asset Management
Japan
$1.32M