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Martin Marietta Materials
MLM

Overview Fund Activity

941 hedge funds and large institutions have $28.1B invested in Martin Marietta Materials in 2025 Q1 according to their latest regulatory filings, with 111 funds opening new positions, 353 increasing their positions, 316 reducing their positions, and 136 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
941
Holders Change
-39
Holders Change %
-3.98%
% of All Funds
12.79%
Holding in Top 10
14
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-17.65%
% of All Funds
0.19%
New
111
Increased
353
Reduced
316
Closed
136
Calls
$73.4M
Puts
$59.7M
Net Calls
+$13.7M
Net Calls Change
+$14M

Top Buyers

1
American Century Companies
1
American Century Companies
Missouri
$177M
2
Eagle Capital Management (New York)
2
Eagle Capital Management (New York)
New York
$159M
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$1.41B
4
CIBC Private Wealth Group
4
CIBC Private Wealth Group
Georgia
$313M
5
Diamond Hill Capital Management
5
Diamond Hill Capital Management
Ohio
$315M

Top Sellers

1
Baillie Gifford & Co
1
Baillie Gifford & Co
United Kingdom
$600M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$99.6M
3
T. Rowe Price Investment Management
3
T. Rowe Price Investment Management
Maryland
$581M
4
Select Equity Group
4
Select Equity Group
New York
$570M
5
William Blair Investment Management
5
William Blair Investment Management
Illinois
$140M
Name Holding Trade Value Shares
Change 		Shares
Change %
CIAM
1051
Caitong International Asset Management
Hong Kong
– -$90.9K -176 Closed
FPF
1052
First Pacific Financial
Washington
– -$89.5K -173 Closed
QL
1053
Quarry LP
New York
– -$65.6K -127 Closed
KI
1054
Kapitalo Investimentos
Brazil
– -$47K -91 Closed
RS
1055
R Squared
Hong Kong
– -$41.3K -80 Closed
PFA
1056
Pathway Financial Advisers
Indiana
– -$34.6K -67 Closed
OC
1057
Oarsman Capital
Wisconsin
– -$33.1K -64 Closed
ADL
1058
Asset Dedication LLC
California
– -$28.9K -56 Closed
LDB
1059
Lee, Danner & Bass
Tennessee
– -$28.4K -55 Closed
RCM
1060
Raleigh Capital Management
North Carolina
– -$16.5K -32 Closed
AT
1061
Avalon Trust
New Mexico
– -$7.75K -15 Closed
IA
1062
Icon Advisers
Colorado
– -$7.75K -15 Closed
CAS
1063
Coppell Advisory Solutions
Texas
– -$6.76K -13 Closed
MEG
1064
Millstone Evans Group
Colorado
– -$6.2K -12 Closed
HCP
1065
Hexagon Capital Partners
Arkansas
– -$6.2K -12 Closed
NSIM
1066
North Star Investment Management
Illinois
– -$6.2K -12 Closed
RFG
1067
REAP Financial Group
Texas
– -$5.2K -10 Closed
VHAM
1068
Van Hulzen Asset Management
California
– -$5.17K -10 Closed
BFPW
1069
BOK Financial Private Wealth
Colorado
– -$3.62K -7 Closed
FC
1070
Family CFO
California
– -$2.58K -5 Closed
RAM
1071
Riggs Asset Management
Pennsylvania
– -$1.56K -3 Closed
CT
1072
Coastline Trust
Rhode Island
– -$1.55K -3 Closed
FG
1073
Fairman Group
Pennsylvania
– -$1.03K -2 Closed
OSNBOA
1074
Old Second National Bank of Aurora
Illinois
– -$1.03K -2 Closed
BOJHT
1075
Bank of Jackson Hole Trust
Wyoming
– -$517 -1 Closed
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