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White Mountains Insurance
WTM

Overview Fund Activity

319 hedge funds and large institutions have $4.16B invested in White Mountains Insurance in 2025 Q2 according to their latest regulatory filings, with 34 funds opening new positions, 103 increasing their positions, 107 reducing their positions, and 27 closing their positions.

Holders
319
Holders Change
–
Holders Change %
0%
% of All Funds
4.28%
Holding in Top 10
5
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-28.57%
% of All Funds
0.07%
New
34
Increased
103
Reduced
107
Closed
27
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Norges Bank
1
Norges Bank
Norway
$54.8M
2
Neuberger Berman Group
2
Neuberger Berman Group
New York
$150M
3
CB
3
Cooke & Bieler
Pennsylvania
$138M
4
BFS
4
Bradley Foster & Sargent
Connecticut
$9.92M
5
Jane Street
5
Jane Street
New York
$10.9M

Top Sellers

1
First Trust Advisors
1
First Trust Advisors
Illinois
$10.2M
2
Select Equity Group
2
Select Equity Group
New York
$32.1M
3
Fuller & Thaler Asset Management
3
Fuller & Thaler Asset Management
California
$181M
4
APF
4
Alaska Permanent Fund
Alaska
$0
5
Morgan Stanley
5
Morgan Stanley
New York
$296M
Name Market Value Shares Shares
Change 		Shares
Change %
JPMorgan Chase & Co
76
JPMorgan Chase & Co
New York
$4.17M 2,323 +337 +17%
Royal Bank of Canada
77
Royal Bank of Canada
Ontario, Canada
$3.93M 2,190 +908 +71%
DC
78
Davenport & Co
Virginia
$3.9M 2,173 – –
FFM
79
Forum Financial Management
Illinois
$3.62M 2,016 +353 +21%
LPL Financial
80
LPL Financial
California
$3.56M 1,985 +115 +6%
Cerity Partners
81
Cerity Partners
New York
$3.41M 1,900 +4 +0.2%
PCM
82
Parsons Capital Management
Rhode Island
$3.4M 1,892 +384 +25%
Qube Research & Technologies (QRT)
83
Qube Research & Technologies (QRT)
United Kingdom
$3.22M 1,792 +517 +41%
T. Rowe Price Associates
84
T. Rowe Price Associates
Maryland
$3.15M 1,751 +79 +5%
Corient Private Wealth
85
Corient Private Wealth
Florida
$3.05M 1,698 +1,018 +150%
TD Asset Management
86
TD Asset Management
Ontario, Canada
$2.91M 1,618 +26 +2%
Focus Partners Wealth
87
Focus Partners Wealth
Massachusetts
$2.87M 1,596 +249 +18%
SO
88
STRS Ohio
Ohio
$2.83M 1,575 +430 +38%
HighTower Advisors
89
HighTower Advisors
Illinois
$2.63M 1,464 -2 -0.1%
Millennium Management
90
Millennium Management
New York
$2.5M 1,392 +436 +46%
OAM
91
Oppenheimer Asset Management
New York
$2.45M 1,363 +28 +2%
Citigroup
92
Citigroup
New York
$2.45M 1,362 +494 +57%
Stifel Financial
93
Stifel Financial
Missouri
$2.41M 1,344 -61 -4%
AM
94
AGF Management
Ontario, Canada
$2.39M 1,332 +56 +4%
MSFS
95
Main Street Financial Solutions
Pennsylvania
$2.32M 1,293 +32 +3%
Truist Financial
96
Truist Financial
North Carolina
$2.23M 1,240 -129 -9%
TRSOTSOK
97
Teachers Retirement System of the State of Kentucky
Kentucky
$2.17M 1,208 – –
1IA
98
1834 Investment Advisors
Wisconsin
$2.11M 1,176 – –
Citadel Advisors
99
Citadel Advisors
Florida
$2.1M 1,171 -5 -0.4%
PC
100
Pecaut & Co
Iowa
$2.1M 1,167 – –
2 3
4
5 6