White Mountains Insurance Group, Ltd.

NYSE:WTM Stock Report

Market Cap: US$4.5b

White Mountains Insurance Group Ownership

Who are the major shareholders and have insiders been buying or selling?


Recent Insider Transactions

NYSE:WTM Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
17 Nov 23BuyUS$1,480,557Weston HicksIndividual1,000US$1,484.96

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.


Ownership Breakdown

What is the ownership structure of WTM?
Owner TypeNumber of SharesOwnership Percentage
Private Companies1560.00614%
State or Government1,2400.0488%
Individual Insiders76,2723%
General Public181,0257.12%
Institutions2,282,92089.8%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.


Top Shareholders

Top 25 shareholders own 70.72% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
9.97%
The Vanguard Group, Inc.
253,419US$448.1m0.01%0.01%
7.3%
Eaton Vance Management
185,496US$328.0m0%0.09%
6.37%
Dimensional Fund Advisors LP
161,957US$286.4m0.91%0.05%
5.1%
Fuller & Thaler Asset Management, Inc.
129,520US$229.0m-3.21%1.12%
4.85%
River Road Asset Management, LLC
123,321US$218.1m-3.01%3.05%
4.81%
Boston Partners Global Investors, Inc.
122,175US$216.1m-0.14%0.15%
4.43%
BlackRock, Inc.
112,694US$199.3m1.13%no data
3.32%
Wallace Capital Management, Inc.
84,437US$149.3m2.43%20.93%
2.65%
Wellington Management Group LLP
67,381US$119.2m-4.86%0.02%
2.48%
The London Company of Virginia, LLC
63,143US$111.7m-1.66%0.61%
2.38%
T. Rowe Price Group, Inc.
60,524US$107.0m36%0.01%
1.98%
State Street Global Advisors, Inc.
50,205US$88.8m6.9%no data
1.5%
Reinhart Partners, LLC
38,225US$67.6m1.07%2.89%
1.49%
Fiduciary Management, Inc.
37,978US$67.2m3.05%0.46%
1.48%
Geode Capital Management, LLC
37,725US$66.7m2.48%0.01%
1.46%
Managed Account Advisors LLC
37,228US$65.8m-0.6%0.01%
1.28%
Southeastern Asset Management, Inc.
32,446US$57.4m-1.51%1.44%
1.18%
Select Equity Group, L.P.
30,071US$53.2m69.9%0.17%
1.11%
Norges Bank Investment Management
28,240US$49.9m3.08%no data
0.97%
Lord, Abbett & Co. LLC
24,538US$43.4m-0.31%0.14%
0.96%
Charles Schwab Investment Management, Inc.
24,508US$43.3m0%0.01%
0.94%
George Rountree
23,796US$42.1m3.21%no data
0.92%
Raymond James Financial Inc., Asset Management Arm
23,337US$41.3m-0.14%0.03%
0.91%
Brown Advisory Incorporated
23,121US$40.9m40.7%0.05%
0.86%
Mraz, Amerine & Associates, Inc.
21,983US$38.9m-0.19%7.64%
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