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 354 institutions that hold shares in the stock, with a total of 2.5 Million shares, which have been reported (via 13F filing form) to have a value of $4.52 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Northern Oak Wealth Management Inc
Milwaukee, WI |
Jul 16, 2025 Q2 2025 |
1,176
shares
|
$2.09 Million
0.27% of portfolio
|
Q4 2019
Reduced 7.11%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
May 15, 2025 Q1 2025 |
1,176
shares
|
$2.09 Million
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Pecaut & Co.
|
May 02, 2025 Q1 2025 |
1,167
shares
|
$2.08 Million
0.8% of portfolio
|
Q4 2023
Reduced 1.02%
|
|
|
Alliancebernstein L.P.
New York, NY |
May 15, 2025 Q1 2025 |
1,155
shares
|
$2.05 Million
0.0% of portfolio
|
Q1 2025
Reduced 1.28%
|
|
|
Strs Ohio
|
May 28, 2025 Q1 2025 |
1,145
shares
|
$2.04 Million
0.01% of portfolio
|
Q4 2024
Added 31.09%
|
|
|
Treasurer Of The State Of North Carolina
|
May 15, 2025 Q1 2025 |
1,126
shares
|
$2 Million
0.01% of portfolio
|
Q1 2025
Added 2.74%
|
|
|
Janus Henderson Group PLC
London, X0 |
May 15, 2025 Q1 2025 |
1,123
shares
|
$2 Million
0.0% of portfolio
|
Q1 2025
Reduced 53.52%
|
|
|
First Manhattan CO
New York, NY |
May 15, 2025 Q1 2025 |
1,115
shares
|
$1.98 Million
0.01% of portfolio
|
Q4 2024
New holding
|
|
|
Autumn Glory Partners, LLC
|
Jul 22, 2025 Q2 2025 |
1,080
shares
|
$1.92 Million
0.91% of portfolio
|
Q4 2024
Reduced 50.0%
|
|
|
State Of New Jersey Common Pension Fund D
|
May 13, 2025 Q1 2025 |
1,073
shares
|
$1.91 Million
0.01% of portfolio
|
Q1 2025
Reduced 4.03%
|
|
|
O'Shaughnessy Asset Management, LLC
Stamford, CT |
May 13, 2025 Q1 2025 |
1,057
shares
|
$1.88 Million
0.02% of portfolio
|
Q1 2025
Reduced 0.75%
|
|
|
Verition Fund Management LLC
Greenwich, CT |
May 15, 2025 Q1 2025 |
1,014
shares
|
$1.8 Million
0.01% of portfolio
|
Q1 2025
Added 54.81%
|
|
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
May 14, 2025 Q1 2025 |
1,000
shares
|
$1.78 Million
0.0% of portfolio
|
Q3 2024
Reduced 8.68%
|
|
|
Oddo Bhf Asset Management Sas
Paris, I0 |
May 12, 2025 Q1 2025 |
990
shares
|
$1.76 Million
0.08% of portfolio
|
Q1 2025
Reduced 0.9%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
May 15, 2025 Q1 2025 |
956
shares
|
$1.7 Million
0.0% of portfolio
|
Q1 2025
Reduced 60.18%
|
|
|
Brave Asset Management Inc
|
Jul 16, 2025 Q2 2025 |
924
shares
|
$1.64 Million
0.45% of portfolio
|
Q2 2024
Reduced 0.54%
|
|
|
Captrust Financial Advisors
Raleigh, NC |
May 14, 2025 Q1 2025 |
889
shares
|
$1.58 Million
0.0% of portfolio
|
Q1 2025
Added 48.91%
|
|
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
May 09, 2025 Q1 2025 |
884
shares
|
$1.57 Million
0.02% of portfolio
|
Q1 2025
Reduced 2.64%
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
May 14, 2025 Q1 2025 |
873
shares
|
$1.55 Million
0.0% of portfolio
|
Q1 2025
Added 77.8%
|
|
|
Citigroup Inc
|
May 12, 2025 Q1 2025 |
868
shares
|
$1.54 Million
0.0% of portfolio
|
Q1 2025
Added 14.21%
|
|
|
Sanctuary Advisors, LLC
Indianapolis, IN |
Jan 31, 2025 Q4 2024 |
849
shares
|
$1.51 Million
0.01% of portfolio
|
Q4 2024
Reduced 0.7%
|
|
|
Sequoia Financial Advisors, LLC
|
Apr 23, 2025 Q1 2025 |
826
shares
|
$1.47 Million
0.01% of portfolio
|
Q1 2025
Reduced 9.92%
|
|
|
Public Employees Retirement System Of Ohio
Columbus, OH |
Jul 15, 2025 Q2 2025 |
810
shares
|
$1.44 Million
0.01% of portfolio
|
Q2 2025
Added 2.02%
|
|
|
Mitsubishi Ufj Trust & Banking Corp
Tokyo, M0 |
May 09, 2025 Q1 2025 |
808
shares
|
$1.44 Million
0.0% of portfolio
|
Q1 2025
Reduced 33.55%
|
|
|
Schonfeld Strategic Advisors LLC
New York, NY |
May 15, 2025 Q1 2025 |
800
shares
|
$1.42 Million
0.01% of portfolio
|
Q1 2025
Added 14.29%
|