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White Mountains Insurance

318 hedge funds and large institutions have $4.38B invested in White Mountains Insurance in 2025 Q1 according to their latest regulatory filings, with 27 funds opening new positions, 101 increasing their positions, 106 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
318
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AGP
101
Autumn Glory Partners
Texas
$2.08M
State of New Jersey Common Pension Fund D
102
State of New Jersey Common Pension Fund D
New Jersey
$2.07M
OSAM
103
O'Shaughnessy Asset Management
Connecticut
$2.04M
Verition Fund Management
104
Verition Fund Management
Connecticut
$1.95M
Ensign Peak Advisors
105
Ensign Peak Advisors
Utah
$1.93M
OBAM
106
ODDO BHF Asset Management
France
$1.91M
Millennium Management
107
Millennium Management
New York
$1.84M
BAM
108
Brave Asset Management
New Jersey
$1.78M
CAPTRUST Financial Advisors
109
CAPTRUST Financial Advisors
North Carolina
$1.71M
PFSRSONJ
110
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.7M
Susquehanna International Group
111
Susquehanna International Group
Pennsylvania
$1.68M
Citigroup
112
Citigroup
New York
$1.67M
SFA
113
Sequoia Financial Advisors
Ohio
$1.59M
Mitsubishi UFJ Trust & Banking
114
Mitsubishi UFJ Trust & Banking
Japan
$1.56M
SSA
115
Schonfeld Strategic Advisors
New York
$1.54M
Ohio Public Employees Retirement System (OPERS)
116
Ohio Public Employees Retirement System (OPERS)
Ohio
$1.53M
NRD
117
Nebula Research & Development
New York
$1.47M
ASRS
118
Arizona State Retirement System
Arizona
$1.42M
Nisa Investment Advisors
119
Nisa Investment Advisors
Missouri
$1.41M
Mariner
120
Mariner
Kansas
$1.39M
VRS
121
Virginia Retirement Systems
Virginia
$1.35M
SG Americas Securities
122
SG Americas Securities
New York
$1.33M
ECM
123
ExodusPoint Capital Management
New York
$1.31M
OIAM
124
OFI Invest Asset Management
France
$1.31M
Corient Private Wealth
125
Corient Private Wealth
Florida
$1.31M