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White Mountains Insurance

324 hedge funds and large institutions have $4.43B invested in White Mountains Insurance in 2024 Q4 according to their latest regulatory filings, with 40 funds opening new positions, 112 increasing their positions, 83 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

186% more first-time investments, than exits

New positions opened: 40 | Existing positions closed: 14

35% more repeat investments, than reductions

Existing positions increased: 112 | Existing positions reduced: 83

20% more funds holding in top 10

Funds holding in top 10: 56 (+1)

17% more capital invested

Capital invested by funds: $3.78B → $4.43B (+$652M)

7% more funds holding

Funds holding: 304324 (+20)

1.21% more ownership

Funds ownership: 87.4%88.61% (+1.2%)

Holders
324
Holders Change
+20
Holders Change %
+6.58%
% of All Funds
4.27%
Holding in Top 10
6
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+20%
% of All Funds
0.08%
New
40
Increased
112
Reduced
83
Closed
14
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
BMWM
176
Brown Miller Wealth Management
Virginia
$580K
STA
177
Summit Trail Advisors
New York
$568K +$121K +64 +28%
Jane Street
178
Jane Street
New York
$558K -$1.93M -1,020 -78%
ESB
179
Essex Savings Bank
Connecticut
$552K
Commonwealth Equity Services
180
Commonwealth Equity Services
Massachusetts
$551K -$51K -27 -9%
Los Angeles Capital Management
181
Los Angeles Capital Management
California
$549K
Lazard Asset Management
182
Lazard Asset Management
New York
$546K +$474K +251 +837%
HP
183
Highlander Partners
Texas
$545K
Balyasny Asset Management
184
Balyasny Asset Management
Illinois
$539K +$523K +277 New
GRP
185
Global Retirement Partners
California
$510K +$110K +58 +28%
SRB
186
Shotwell Rutter Baer
Michigan
$494K
Zurich Cantonal Bank
187
Zurich Cantonal Bank
Switzerland
$492K
Cetera Investment Advisers
188
Cetera Investment Advisers
Illinois
$473K -$5.67K -3 -1%
RWM
189
Ritholtz Wealth Management
New York
$467K -$7.56K -4 -2%
LAM
190
LECAP Asset Management
United Kingdom
$467K -$106K -56 -19%
SWM
191
Sendero Wealth Management
Texas
$455K
AG
192
Algert Global
California
$453K +$440K +233 New
AIM
193
Athena Investment Management
California
$449K -$1.89K -1 -0.4%
VWM
194
Venturi Wealth Management
Texas
$436K +$5.67K +3 +1%
YMRC
195
Yorktown Management & Research Company
Virginia
$428K +$416K +220 New
VI
196
Vestcor Inc
New Brunswick, Canada
$426K
PAG
197
Private Advisor Group
New Jersey
$422K +$5.67K +3 +1%
Universal-Beteiligungs- und Servicegesellschaft
198
Universal-Beteiligungs- und Servicegesellschaft
Germany
$420K +$408K +216 New
OWA
199
One Wealth Advisors
California
$418K
HVP
200
Hudson Value Partners
Florida
$401K

WTM Hedge Fund Activity: Q4 2024 in Review

324 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in White Mountains Insurance (WTM) for Q4 2024, worth a combined $4.43B — up 17% from $3.78B a quarter earlier.

Buyers outnumbered sellers: 40 funds opened new WTM positions and 14 closed out — a net gain of 26 holders — while 112 added to existing stakes and 83 trimmed.

The largest buyer was Cooke & Bieler, opening a new position worth an estimated $64.4M. The largest seller was Fidelity Investments, cutting an estimated $40.6M.

  • 324 institutional investors held White Mountains Insurance (WTM) as of Q4 2024, up from 304 in Q3 2024.
  • Funds reported $4.43B of White Mountains Insurance stock for Q4 2024, up 17% quarter-over-quarter.
  • 40 funds opened new White Mountains Insurance positions in Q4 2024 and 14 closed out, a net change of +26 holders.
  • The largest White Mountains Insurance buyer in Q4 2024 was Cooke & Bieler, an estimated $64.4M added.
  • The largest White Mountains Insurance seller in Q4 2024 was Fidelity Investments, an estimated $40.6M sold.

Based on aggregated 13F filings for Q4 2024.