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Martin Marietta Materials

1,065 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, 372 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
1,065
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
Pictet Asset Management
134
Pictet Asset Management
Switzerland
$21.9M
PNC Financial Services Group
135
PNC Financial Services Group
Pennsylvania
$21.7M
American Century Companies
136
American Century Companies
Missouri
$21.5M
OIAM
137
OFI Invest Asset Management
France
$21.3M
AssetMark Inc
138
AssetMark Inc
California
$21.1M
GKIM
139
GW&K Investment Management
Massachusetts
$21M
First Manhattan
140
First Manhattan
New York
$20.6M
KCM
141
Kornitzer Capital Management
Kansas
$19.9M
PGFC
142
Peapack-Gladstone Financial Corp
New Jersey
$19.2M
Jennison Associates
143
Jennison Associates
New York
$19M
State of Wisconsin Investment Board
144
State of Wisconsin Investment Board
Wisconsin
$19M
SP
145
Stockbridge Partners
Massachusetts
$19M
Bank of Montreal
146
Bank of Montreal
Ontario, Canada
$18.9M
Manulife (Manufacturers Life Insurance)
147
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$18.8M
FFM
148
Fisher Funds Management
New Zealand
$18.6M
Handelsbanken Fonder
149
Handelsbanken Fonder
Sweden
$18.6M
RK
150
Rather & Kittrell
Tennessee
$18.6M