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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 %
GKIM
126
GW&K Investment Management
Massachusetts
$18.7M +$1.5M +3,143 +9%
Canada Life
127
Canada Life
Manitoba, Canada
$17.9M +$680K +1,421 +4%
Pictet Asset Management
128
Pictet Asset Management
Switzerland
$17.6M -$12.3M -25,822 -41%
DLA
129
Douglas Lane & Associates
New York
$17.3M +$805K +1,683 +5%
KCM
130
Kornitzer Capital Management
Kansas
$17.3M -$5M -10,458 -22%
Victory Capital Management
131
Victory Capital Management
Texas
$17.1M +$1.28M +2,670 +8%
FDCDDQ
132
Federation des caisses Desjardins du Quebec
Quebec, Canada
$17.1M +$4.12M +8,618 +32%
First Manhattan
133
First Manhattan
New York
$17M +$468K +978 +3%
Manulife (Manufacturers Life Insurance)
134
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$16.6M +$19.6K +41 +0.1%
CCS
135
Concentric Capital Strategies
Connecticut
$16.6M +$13.8M +28,849 +492%
Chevy Chase Trust
136
Chevy Chase Trust
Maryland
$15.9M -$32.5K -68 -0.2%
LFRG
137
Lazard Frères Gestion
France
$15.9M +$288K +602 +2%
BCP
138
Bluegrass Capital Partners
Florida
$15.8M +$5.74M +12,000 +57%
Fidelity International
139
Fidelity International
Bermuda
$15.8M -$20.7M -43,196 -57%
Prudential Financial
140
Prudential Financial
New Jersey
$15.8M +$154K +322 +1%
LIM
141
Lathrop Investment Management
Arkansas
$15.6M -$935K -1,955 -6%
AIP
142
ARS Investment Partners
New York
$15.4M -$27.9K -54 -0.2%
BGIM
143
Brandywine Global Investment Management
Pennsylvania
$15.2M +$2.59M +5,414 +20%
RK
144
Rather & Kittrell
Tennessee
$15M +$478 +1 +0%
PGFC
145
Peapack-Gladstone Financial Corp
New Jersey
$14.9M -$811K -1,697 -5%
SG Americas Securities
146
SG Americas Securities
New York
$14.8M +$14M +29,350 +1,786%
CAPTRUST Financial Advisors
147
CAPTRUST Financial Advisors
North Carolina
$14.8M -$50.2K -105 -0.3%
Asset Management One
148
Asset Management One
Japan
$14.8M -$117K -245 -0.8%
SC
149
Sapient Capital
Indiana
$14.2M -$189K -396 -1%
WCA
150
Waratah Capital Advisors
Ontario, Canada
$14M -$36.3M -75,835 -72%
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