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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 %
BCI
351
Brinker Capital Investments
Pennsylvania
$1.93M +$544K +1,137 +39%
OPS
352
Orion Portfolio Solutions
Nebraska
$1.93M +$544K +1,137 +39%
GAM
353
Generali Asset Management
Italy
$1.86M +$208K +435 +13%
ALMGDA
354
AG2R La Mondiale Gestion d'Actifs
France
$1.85M +$1.85M +3,371 New
ITFISA
355
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna
$1.84M -$54K -113 -3%
HFS
356
Hantz Financial Services
Michigan
$1.84M +$57.4K +120 +3%
HNB
357
Huntington National Bank
Ohio
$1.83M -$814K -1,703 -31%
HCCM
358
Hudson Canyon Capital Management
New York
$1.82M – – –
RLH
359
RD Lewis Holdings
Florida
$1.79M – – –
HIMCH
360
Hartford Investment Management Co (HIMCO)
Connecticut
$1.78M -$18.6K -39 -1%
PA
361
Pinnacle Associates
New York
$1.78M -$11K -23 -0.6%
GIBU
362
Gulf International Bank (UK)
United Kingdom
$1.75M -$431K -902 -20%
PA
363
Procyon Advisors
Connecticut
$1.75M +$153K +319 +10%
AC
364
AXQ Capital
New Jersey
$1.74M +$1.74M +3,633 New
Pacer Advisors
365
Pacer Advisors
Pennsylvania
$1.72M -$887K -1,856 -34%
SAM
366
Shell Asset Management
Netherlands
$1.72M -$103K -215 -6%
Simplex Trading
367
Simplex Trading
Illinois
$1.71M +$169K +354 +11%
LAIC
368
Lederer & Associates Investment Counsel
California
$1.7M +$181K +379 +12%
BCM
369
Beck Capital Management
Texas
$1.68M -$113K -237 -6%
Envestnet Portfolio Solutions
370
Envestnet Portfolio Solutions
Illinois
$1.67M -$181K -378 -10%
D.E. Shaw & Co
371
D.E. Shaw & Co
New York
$1.67M +$1.67M +3,496 New
AF
372
Aviso Financial
Ontario, Canada
$1.67M +$255K +533 +18%
ATC
373
Argent Trust Co
Tennessee
$1.65M -$50.2K -105 -3%
RFC
374
Regions Financial Corp
Alabama
$1.62M +$70.8K +148 +5%
PWM
375
Perigon Wealth Management
California
$1.61M -$57.4K -120 -3%
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