Latest Institutional Sells of White Mountains Insurance Group LTD (WTM)
This list provides information on the latest institutional transactions involving White Mountains Insurance Group LTD (WTM) stock that were sells. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-26.2K- 15.87% |
$43.8M - $49M
|
139K
$267M
|
|
|
Nov 14, 2025
Q3 2025
|
T. Rowe Price Investment Management, Inc.
Baltimore, MD |
SELL
|
- |
-15.2K- 24.1% |
$25.4M - $28.4M
|
47.8K
$91.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Ubs Asset Management Americas Inc
Chicago, IL |
SELL
|
- |
-12.3K- 99.94% |
$20.5M - $22.9M
|
7
$13.5K
|
|
|
Nov 12, 2025
Q3 2025
|
Victory Capital Management Inc
|
SELL
|
- |
-9.11K- 51.67% |
$15.2M - $17M
|
8.53K
$16.4M
|
|
|
Nov 12, 2025
Q3 2025
|
Edgestream Partners, L.P.
Princeton, NJ |
SELL
|
- |
-6.44K- 82.44% |
$10.8M - $12M
|
1.37K
$2.64M
|
|
|
Nov 14, 2025
Q3 2025
|
Wellington Management Group LLP
Boston, MA |
SELL
|
- |
-5.44K- 22.07% |
$9.09M - $10.2M
|
19.2K
$37M
|
|
|
Nov 13, 2025
Q3 2025
|
Boston Partners
Boston, MA |
SELL
|
- |
-4.95K- 5.54% |
$8.27M - $9.25M
|
84.4K
$163M
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
SELL
|
- |
-4.12K- 64.78% |
$6.89M - $7.71M
|
2.24K
$4.32M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-2.8K- 4.89% |
$4.68M - $5.23M
|
54.4K
$105M
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-2.43K- 71.86% |
$4.06M - $4.55M
|
952
$1.83M
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-2.17K- 26.86% |
$3.63M - $4.06M
|
5.91K
$11.4M
|
|
|
Nov 07, 2025
Q3 2025
|
Vanguard Group Inc
Valley Forge, PA |
SELL
|
- |
-2.17K- 0.87% |
$3.62M - $4.05M
|
247K
$475M
|
|
|
Oct 15, 2025
Q3 2025
|
Harbor Capital Advisors, Inc.
|
SELL
|
- |
-2.12K- 71.37% |
$3.55M - $3.97M
|
852
$1.64M
|
|
|
Nov 14, 2025
Q3 2025
|
London CO Of Virginia
Richmond, VA |
SELL
|
- |
-1.97K- 2.86% |
$3.29M - $3.68M
|
66.8K
$129M
|
|
|
Oct 30, 2025
Q3 2025
|
Strs Ohio
|
SELL
|
- |
-1.52K- 96.19% |
$2.53M - $2.83M
|
60
$115K
|
|
|
Nov 14, 2025
Q3 2025
|
Hrt Financial LP
New York, NY |
SELL
|
- |
-1.5K- 29.49% |
$2.51M - $2.8M
|
3.59K
$6.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Raymond James Financial Inc
St. Petersburg, FL |
SELL
|
- |
-1.29K- 4.19% |
$2.15M - $2.4M
|
29.4K
$56.6M
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
SELL
|
- |
-1.25K- 20.61% |
$2.09M - $2.34M
|
4.82K
$9.28M
|
|
|
Nov 14, 2025
Q3 2025
|
California Public Employees Retirement System
Sacramento, CA |
SELL
|
- |
-1.16K- 11.18% |
$1.94M - $2.17M
|
9.23K
$17.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Qube Research & Technologies LTD
London, X0 |
SELL
|
- |
-1.16K- 64.51% |
$1.93M - $2.16M
|
636
$1.22M
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-974- 14.15% |
$1.63M - $1.82M
|
5.91K
$11.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Select Equity Group, L.P.
New York, NY |
SELL
|
- |
-926- 5.18% |
$1.55M - $1.73M
|
16.9K
$32.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-890- 76.0% |
$1.49M - $1.66M
|
281
$541K
|
|
|
Nov 14, 2025
Q3 2025
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-597- 1.51% |
$998K - $1.12M
|
38.8K
$74.7M
|
|
|
Oct 22, 2025
Q3 2025
|
Robeco Institutional Asset Management B.V.
|
SELL
|
- |
-583- 3.27% |
$974K - $1.09M
|
17.2K
$33.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Mariner, LLC
Overland Park, KS |
SELL
|
- |
-528- 71.16% |
$883K - $987K
|
214
$412K
|
|
|
Nov 14, 2025
Q3 2025
|
Brown Advisory Inc
|
SELL
|
- |
-522- 2.5% |
$873K - $976K
|
20.3K
$39.1M
|
|
|
Nov 13, 2025
Q3 2025
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
SELL
|
- |
-500- 50.0% |
$836K - $935K
|
500
$962K
|
|
|
Nov 14, 2025
Q3 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-458- 32.9% |
$766K - $856K
|
934
$1.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
SELL
|
- |
-454- 13.04% |
$759K - $849K
|
3.03K
$5.83M
|
|
|
Nov 10, 2025
Q3 2025
|
Td Asset Management Inc
|
SELL
|
- |
-452- 27.94% |
$756K - $845K
|
1.17K
$2.24M
|
|
|
Nov 12, 2025
Q3 2025
|
Teachers Retirement System Of The State Of Kentucky
Frankfort, KY |
SELL
|
- |
-441- 36.51% |
$737K - $825K
|
767
$1.48M
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
SELL
|
- |
-439- 1.03% |
$734K - $821K
|
42.1K
$81M
|
|
|
Nov 13, 2025
Q3 2025
|
Invesco Ltd.
Atlanta, GA |
SELL
|
- |
-329- 9.02% |
$550K - $615K
|
3.32K
$6.38M
|
|
|
Nov 12, 2025
Q3 2025
|
River Road Asset Management, LLC
|
SELL
|
- |
-304- 0.28% |
$508K - $568K
|
110K
$211M
|
|
|
Nov 12, 2025
Q3 2025
|
Royce & Associates LP
|
SELL
|
- |
-301- 4.56% |
$503K - $563K
|
6.3K
$12.1M
|
|
|
Nov 07, 2025
Q3 2025
|
Prospector Partners LLC
Guilford, CT |
SELL
|
- |
-293- 7.19% |
$490K - $548K
|
3.78K
$7.28M
|
|
|
Nov 12, 2025
Q3 2025
|
Gw&K Investment Management, LLC
Boston, MA |
SELL
|
- |
-262- 3.17% |
$438K - $490K
|
8.01K
$15.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Legal & General Group PLC
London, X0 |
SELL
|
- |
-260- 6.03% |
$435K - $486K
|
4.05K
$7.79M
|
|
|
Nov 14, 2025
Q3 2025
|
Ci Private Wealth, LLC
Miami, FL |
SELL
|
- |
-251- 29.56% |
$420K - $469K
|
598
$1.15M
|
|
|
Nov 13, 2025
Q3 2025
|
Wells Fargo & Company
San Francisco, CA |
SELL
|
- |
-235- 2.45% |
$393K - $439K
|
9.35K
$18M
|
|
|
Nov 10, 2025
Q3 2025
|
Premier Fund Managers LTD
|
SELL
|
- |
-216- 97.74% |
$361K - $404K
|
5
$9.62K
|
|
|
Nov 13, 2025
Q3 2025
|
Brandywine Global Investment Management, LLC
Philadelphia, PA |
SELL
|
- |
-200- 5.67% |
$334K - $374K
|
3.33K
$6.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Alliancebernstein L.P.
New York, NY |
SELL
|
- |
-172- 15.26% |
$288K - $322K
|
955
$1.84M
|
|
|
Nov 20, 2025
Q3 2025
|
Speece Thorson Capital Group Inc
|
SELL
|
- |
-121- 1.06% |
$202K - $226K
|
11.3K
$21.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Squarepoint Ops LLC
New York, NY |
SELL
|
- |
-101- 36.2% |
$169K - $189K
|
178
$343K
|
|
|
Nov 14, 2025
Q3 2025
|
Summit Tx Capital, L.P.
Fort Worth, TX |
SELL
|
- |
-99- 33.11% |
$165K - $185K
|
200
$385K
|
|
|
Oct 16, 2025
Q3 2025
|
Hengehold Capital Management LLC
|
SELL
|
- |
-99- 20.08% |
$165K - $185K
|
394
$758K
|
|
|
Nov 13, 2025
Q3 2025
|
Elkhorn Partners Limited Partnership
Omaha, NE |
SELL
|
- |
-90- 0.6% |
$150K - $168K
|
14.8K
$28.5M
|
|
|
Oct 28, 2025
Q3 2025
|
Reinhart Partners, Inc.
|
SELL
|
- |
-85- 0.2% |
$142K - $159K
|
41.6K
$80.1M
|
|