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Martin Marietta Materials
MLM

Overview Fund Activity

940 hedge funds and large institutions have $28.1B invested in Martin Marietta Materials in 2025 Q1 according to their latest regulatory filings, with 110 funds opening new positions, 353 increasing their positions, 316 reducing their positions, and 136 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
940
Holders Change
-40
Holders Change %
-4.08%
% of All Funds
12.77%
Holding in Top 10
14
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-17.65%
% of All Funds
0.19%
New
110
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
+$168M
2
Eagle Capital Management (New York)
Eagle Capital Management (New York)
New York
+$159M
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$129M
4
CIBC Private Wealth Group
CIBC Private Wealth Group
Georgia
+$98.3M
5
Diamond Hill Capital Management
Diamond Hill Capital Management
Ohio
+$88.8M

Top Sellers

1
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
-$314M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$268M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
-$188M
4
Select Equity Group
Select Equity Group
New York
-$104M
5
William Blair Investment Management
William Blair Investment Management
Illinois
-$69.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
RWB
376
RMR Wealth Builders
New Jersey
$1.61M +$462K +967 +40%
1CP
377
17 Capital Partners
Arizona
$1.6M – – –
LSERS
378
Louisiana State Employees Retirement System
Louisiana
$1.58M – – –
SAM
379
Securian Asset Management
Minnesota
$1.57M -$47.8K -100 -3%
IIM
380
InTrack Investment Management
Vermont
$1.56M -$84.2K -176 -5%
SCM
381
Sterling Capital Management
North Carolina
$1.55M -$126K -264 -8%
MGP
382
Metis Global Partners
California
$1.52M +$172K +359 +13%
BMCM
383
Bryn Mawr Capital Management
Pennsylvania
$1.52M -$1.93M -4,031 -56%
Carson Wealth (CWM LLC)
384
Carson Wealth (CWM LLC)
Nebraska
$1.51M +$598K +1,250 +66%
Allspring Global Investments
385
Allspring Global Investments
North Carolina
$1.46M +$19.4K +40 +1%
EWM
386
Evermay Wealth Management
Virginia
$1.43M – – –
NFC
387
Northeast Financial Consultants
Connecticut
$1.43M -$307K -642 -18%
DZ Bank
388
DZ Bank
Germany
$1.42M -$962K -2,012 -40%
BAAM
389
Baker Avenue Asset Management
California
$1.4M +$5.26K +11 +0.4%
MSRPS
390
Maryland State Retirement & Pension System
Maryland
$1.37M -$195K -407 -12%
WCM
391
Whitener Capital Management
North Carolina
$1.37M +$33.5K +70 +3%
NMERB
392
New Mexico Educational Retirement Board
New Mexico
$1.36M -$47.8K -100 -3%
MS
393
Madden Securities
Texas
$1.35M – – –
HCM
394
Huber Capital Management
California
$1.33M +$383K +800 +40%
KA
395
Kovack Advisors
Florida
$1.33M +$700K +1,464 +112%
IMCOOI
396
Investment Management Corp of Ontario (IMCO)
Canada
$1.32M +$1.32M +2,769 New
EOJOAM
397
E. Ohman J:or Asset Management
Sweden
$1.31M – – –
AWP
398
Accretive Wealth Partners
New Jersey
$1.31M +$110K +205 +9%
SIA
399
Schear Investment Advisers
Ohio
$1.31M -$85.1K -178 -6%
MP
400
Mangrove Partners
Connecticut
$1.29M +$1.29M +2,706 New
14 15
16
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