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

Top Sellers

1
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
$600M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$99.6M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
$581M
4
Select Equity Group
Select Equity Group
New York
$570M
5
William Blair Investment Management
William Blair Investment Management
Illinois
$140M
Name Holding Trade Value Shares
Change 		Shares
Change %
AWM
926
Activest Wealth Management
Florida
$956 +$478 +1 +100%
PMFA
927
Plante Moran Financial Advisors
Michigan
$956 +$956 +2 New
BHWM
928
Bay Harbor Wealth Management
Maryland
$956 +$956 +2 New
WW
929
Winnow Wealth
Texas
$801 – – –
LWCFA
930
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$498 – – –
VWA
931
Valued Wealth Advisors
Utah
$479 -$1.44K -3 -75%
DFA
932
DHJJ Financial Advisors
Illinois
$479 – – –
CTWM
933
Cherry Tree Wealth Management
Minnesota
$479 – – –
PWA
934
Physician Wealth Advisors
Utah
$479 +$479 +1 New
HIA
935
HFM Investment Advisors
New Jersey
$479 +$479 +1 New
PWM
936
Parkworth Wealth Management
California
$478 – – –
CIA
937
Cape Investment Advisory
Georgia
$478 – – –
PCTC
938
Perkins Coie Trust Company
Washington
$478 +$478 +1 New
SFG
939
Stonebridge Financial Group
Pennsylvania
$478 +$478 +1 New
BT
940
Banque Transatlantique
France
$442 +$442 +1 New
Q1WB
941
Quest 10 Wealth Builders
Virginia
$306 +$306 +1 New
Norges Bank
942
Norges Bank
Norway
– -$307M -594,121 Closed
Caisse de Depot et Placement du Quebec (CDPQ)
943
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
– -$37.7M -73,000 Closed
ASC
944
Atalanta Sosnoff Capital
New York
– -$26.2M -50,820 Closed
SCM
945
Sandler Capital Management
New York
– -$9.46M -18,308 Closed
CM
946
Crestline Management
Texas
– -$5.53M -10,700 Closed
HHAM
947
HITE Hedge Asset Management
Massachusetts
– -$5.47M -10,592 Closed
HF
948
HRT Financial
New York
– -$5.41M -10,480 Closed
MIP
949
Marietta Investment Partners
Wisconsin
– -$5.01M -9,709 Closed
TC
950
TwinBeech Capital
New York
– -$4.9M -9,480 Closed
36 37
38
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