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White Mountains Insurance

322 hedge funds and large institutions have $4.43B invested in White Mountains Insurance in 2024 Q4 according to their latest regulatory filings, with 39 funds opening new positions, 112 increasing their positions, 83 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
322
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$490M
2
$346M
3
$306M
4
$230M
5
$222M
6
$219M
7
$166M
8
$156M
9
$135M
10
$112M
11
$107M
12
$97.1M
13
$95.5M
14
$88.4M
15
$80.6M
16
$77.3M
17
$74.4M
18
$66.3M
19
$64.4M
20
$63.2M
21
$59.7M
22
$55.9M
23
$53.7M
24
$49.3M
25
$44.8M