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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 %
HCM
976
HMS Capital Management
Tennessee
– -$1.05M -2,029 Closed
VEA
977
Virtus ETF Advisers
New York
– -$1.03M -1,989 Closed
AC
978
Allstate Corporation
Illinois
– -$937K -1,815 Closed
NRD
979
Nebula Research & Development
New York
– -$932K -1,804 Closed
DK
980
DJE Kapital
Germany
– -$898K -1,720 Closed
JF
981
Jump Financial
Illinois
– -$872K -1,688 Closed
MF
982
Magnetar Financial
Illinois
– -$744K -1,440 Closed
AA
983
ABC Arbitrage
France
– -$726K -1,406 Closed
Balyasny Asset Management
984
Balyasny Asset Management
Illinois
– -$721K -1,396 Closed
VVP
985
Venture Visionary Partners
Ohio
– -$706K -1,367 Closed
FWM
986
FFT Wealth Management
Pennsylvania
– -$663K -1,283 Closed
CIM
987
Contravisory Investment Management
Massachusetts
– -$660K -1,278 Closed
Capstone Investment Advisors
988
Capstone Investment Advisors
New York
– -$635K -1,229 Closed
BAG
989
Bridgewealth Advisory Group
California
– -$639K -1,202 Closed
AIA
990
Angeles Investment Advisors
California
– -$614K -1,189 Closed
UBP
991
Union Bancaire Privee
Switzerland
– -$547K -1,099 Closed
OTL
992
Oak Thistle LLC
New York
– -$543K -1,052 Closed
MUAMU
993
Mitsubishi UFJ Asset Management (UK)
United Kingdom
– -$517K -1,000 Closed
DTL
994
Dynamic Technology Lab
Singapore
– -$511K -989 Closed
CPBTD
995
Central Pacific Bank - Trust Division
Hawaii
– -$506K -980 Closed
CPCPP
996
Canada Post Corporation Pension Plan
Canada
– -$484K -937 Closed
BHCM
997
Brevan Howard Capital Management
Jersey
– -$475K -919 Closed
TPI
998
Trust Point Inc
Wisconsin
– -$437K -846 Closed
TSS
999
Two Sigma Securities
New York
– -$424K -821 Closed
AI
1000
AdvisorShares Investments
Maryland
– -$418K -810 Closed
38 39
40
41 42