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Martin Marietta Materials

1,062 hedge funds and large institutions have $34.2B invested in Martin Marietta Materials in 2026 Q1 according to their latest regulatory filings, with 102 funds opening new positions, 368 increasing their positions, 370 reducing their positions, and 130 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

8% less capital invested

Capital invested by funds: $37.1B → $34.2B (-$2.85B)

8% less funds holding in top 10

Funds holding in top 10: 2422 (-2)

22% less first-time investments, than exits

New positions opened: 102 | Existing positions closed: 130

Holders
1,062
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
22
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$92.7M
Puts
$39.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
RF
251
Robbins Farley
New Hampshire
$6.01M
OAM
252
Oppenheimer Asset Management
New York
$5.98M
X
253
Xponance
Pennsylvania
$5.91M
OCM
254
Obion Capital Management
Florida
$5.85M
Brown Advisory
255
Brown Advisory
Maryland
$5.78M
URS
256
Utah Retirement Systems
Utah
$5.73M
Public Sector Pension Investment Board (PSP Investments)
257
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$5.72M
SLAM
258
Swiss Life Asset Management
$5.7M
Nisa Investment Advisors
259
Nisa Investment Advisors
Missouri
$5.65M
Janney Montgomery Scott
260
Janney Montgomery Scott
Pennsylvania
$5.47M
Grantham, Mayo, Van Otterloo & Co (GMO)
261
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$5.47M
PFSRSONJ
262
Police & Firemen's Retirement System of New Jersey
New Jersey
$5.43M
NYLIM
263
New York Life Investment Management
New York
$5.29M
Cambridge Investment Research Advisors
264
Cambridge Investment Research Advisors
Iowa
$5.29M
BFS
265
Bradley Foster & Sargent
Connecticut
$5.23M
VPIM
266
Vanguard Personalized Indexing Management
California
$5.21M
PP
267
Prudential plc
United Kingdom
$5.16M
Verition Fund Management
268
Verition Fund Management
Connecticut
$5.14M
CCM
269
Canal Capital Management
Virginia
$5.02M
Commonwealth Equity Services
270
Commonwealth Equity Services
Massachusetts
$5M
CM
271
Cercano Management
Washington
$4.95M
Bank of Nova Scotia
272
Bank of Nova Scotia
Ontario, Canada
$4.95M
WTC
273
WhitTier Trust Company
Nevada
$4.9M
LAM
274
Lountzis Asset Management
Pennsylvania
$4.9M
BCIM
275
British Columbia Investment Management
British Columbia, Canada
$4.89M