Institutional Ownership White Mountains Insurance Group LTD (WTM)
This table provides information about the institutional ownership of White Mountains Insurance Group LTD (WTM). We have compiled data on the 362 institutions that hold shares in the stock, with a total of 2.55 Million shares, which have been reported (via 13F filing form) to have a value of $4.5 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Agf Management LTD
Toronto Ontario Canada, A6 |
Aug 06, 2025 Q2 2025 |
1,332
shares
|
$2.39 Million
0.01% of portfolio
|
Q2 2025
Added 4.39%
|
|
|
Main Street Financial Solutions, LLC
|
Aug 14, 2025 Q2 2025 |
1,293
shares
|
$2.32 Million
0.17% of portfolio
|
Q2 2025
Added 2.54%
|
|
|
Truist Financial Corp
|
Jul 18, 2025 Q2 2025 |
1,240
shares
|
$2.23 Million
0.0% of portfolio
|
Q2 2025
Reduced 9.42%
|
|
|
Agf Investments LLC
Boston, MA |
Nov 10, 2022 Q3 2022 |
1,214
shares
|
$2.18 Million
0.15% of portfolio
|
Q3 2022
Added 37.64%
|
|
|
Teachers Retirement System Of The State Of Kentucky
Frankfort, KY |
Aug 07, 2025 Q2 2025 |
1,208
shares
|
$2.17 Million
0.02% of portfolio
|
Q1 2025
Added 11.85%
|
|
|
Northern Oak Wealth Management Inc
Milwaukee, WI |
Jul 16, 2025 Q2 2025 |
1,176
shares
|
$2.11 Million
0.27% of portfolio
|
Q4 2019
Reduced 7.11%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Aug 14, 2025 Q2 2025 |
1,171
shares
|
$2.1 Million
0.0% of portfolio
|
Q2 2025
Reduced 0.43%
|
|
|
Pecaut & Co.
|
Aug 14, 2025 Q2 2025 |
1,167
shares
|
$2.09 Million
0.72% of portfolio
|
Q4 2023
Reduced 1.02%
|
|
|
Leuthold Group, LLC
|
Aug 13, 2025 Q2 2025 |
1,165
shares
|
$2.09 Million
0.26% of portfolio
|
Q2 2025
Reduced 1.94%
|
|
|
Treasurer Of The State Of North Carolina
|
Aug 14, 2025 Q2 2025 |
1,162
shares
|
$2.09 Million
0.01% of portfolio
|
Q2 2025
Added 3.2%
|
|
|
Alliancebernstein L.P.
New York, NY |
Aug 14, 2025 Q2 2025 |
1,127
shares
|
$2.02 Million
0.0% of portfolio
|
Q2 2025
Reduced 2.42%
|
|
|
Janus Henderson Group PLC
London, X0 |
Aug 14, 2025 Q2 2025 |
1,123
shares
|
$2.02 Million
0.0% of portfolio
|
Q1 2025
Reduced 53.52%
|
|
|
Autumn Glory Partners, LLC
|
Jul 22, 2025 Q2 2025 |
1,080
shares
|
$1.94 Million
0.91% of portfolio
|
Q4 2024
Reduced 50.0%
|
|
|
State Of New Jersey Common Pension Fund D
|
Jul 31, 2025 Q2 2025 |
1,048
shares
|
$1.88 Million
0.01% of portfolio
|
Q2 2025
Reduced 2.33%
|
|
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
May 14, 2025 Q1 2025 |
1,000
shares
|
$1.79 Million
0.0% of portfolio
|
Q3 2024
Reduced 8.68%
|
|
|
Oddo Bhf Asset Management Sas
Paris, I0 |
Aug 14, 2025 Q2 2025 |
964
shares
|
$1.73 Million
0.07% of portfolio
|
Q2 2025
Reduced 2.63%
|
|
|
Joel Greenblatt
Gotham Asset Management, LLC | New York, Ny
|
Aug 14, 2025 Q2 2025 |
960
shares
|
$1.72 Million
0.01% of portfolio
|
Q2 2025
New holding
|
|
|
O'Shaughnessy Asset Management, LLC
Stamford, CT |
Aug 12, 2025 Q2 2025 |
939
shares
|
$1.69 Million
0.01% of portfolio
|
Q2 2025
Reduced 11.16%
|
|
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
Aug 08, 2025 Q2 2025 |
934
shares
|
$1.68 Million
0.02% of portfolio
|
Q2 2025
Added 5.66%
|
|
|
Brave Asset Management Inc
|
Jul 16, 2025 Q2 2025 |
924
shares
|
$1.66 Million
0.45% of portfolio
|
Q2 2024
Reduced 0.54%
|
|
|
Sanctuary Advisors, LLC
Indianapolis, IN |
Jan 31, 2025 Q4 2024 |
849
shares
|
$1.52 Million
0.01% of portfolio
|
Q4 2024
Reduced 0.7%
|
|
|
Public Employees Retirement System Of Ohio
Columbus, OH |
Jul 15, 2025 Q2 2025 |
810
shares
|
$1.45 Million
0.01% of portfolio
|
Q2 2025
Added 2.02%
|
|
|
Equitable Trust CO
|
Jul 28, 2025 Q2 2025 |
787
shares
|
$1.41 Million
0.07% of portfolio
|
Q2 2025
Added 42.31%
|
|
|
Ethic Inc.
New York, NY |
Jul 30, 2025 Q2 2025 |
780
shares
|
$1.4 Million
0.03% of portfolio
|
Q2 2025
Added 31.98%
|
|
|
Avalon Investment & Advisory
Houston, TX |
May 15, 2023 Q1 2023 |
780
shares
|
$1.4 Million
0.03% of portfolio
|
Q1 2023
Reduced 26.21%
|