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Martin Marietta Materials

1,068 hedge funds and large institutions have $34.3B invested in Martin Marietta Materials in 2026 Q1 according to their latest regulatory filings, with 102 funds opening new positions, 368 increasing their positions, 375 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 → $34.3B (-$2.8B)

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
1,068
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
New York State Teachers Retirement System (NYSTRS)
126
New York State Teachers Retirement System (NYSTRS)
New York
$24.3M
FSA
127
Franklin Street Advisors
North Carolina
$24.1M
National Bank of Canada
128
National Bank of Canada
Quebec, Canada
$24M
WIM
129
Weitz Investment Management
Nebraska
$23.4M
Canada Life
130
Canada Life
Manitoba, Canada
$23.4M
SO
131
STRS Ohio
Ohio
$23.2M
CBUSF
132
Construction & Building Unions Superannuation Fund
Australia
$23.1M
CAPTRUST Financial Advisors
133
CAPTRUST Financial Advisors
North Carolina
$22.7M
PP
134
PensionDanmark Pensionsforsikringsaktieselskab
Denmark
$22.6M
Pictet Asset Management
135
Pictet Asset Management
Switzerland
$21.9M
PNC Financial Services Group
136
PNC Financial Services Group
Pennsylvania
$21.7M
American Century Companies
137
American Century Companies
Missouri
$21.5M
OIAM
138
OFI Invest Asset Management
France
$21.3M
AssetMark Inc
139
AssetMark Inc
California
$21.1M
GKIM
140
GW&K Investment Management
Massachusetts
$21M
First Manhattan
141
First Manhattan
New York
$20.6M
KCM
142
Kornitzer Capital Management
Kansas
$19.9M
PGFC
143
Peapack-Gladstone Financial Corp
New Jersey
$19.2M
Jennison Associates
144
Jennison Associates
New York
$19M
State of Wisconsin Investment Board
145
State of Wisconsin Investment Board
Wisconsin
$19M
SP
146
Stockbridge Partners
Massachusetts
$19M
Bank of Montreal
147
Bank of Montreal
Ontario, Canada
$18.9M
Manulife (Manufacturers Life Insurance)
148
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$18.8M
FFM
149
Fisher Funds Management
New Zealand
$18.6M
Handelsbanken Fonder
150
Handelsbanken Fonder
Sweden
$18.6M