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 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
WHITE MOUNTAINS INSURANCE GROUP LTD: WTM
Price: 6/13/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$1,784.26 $2,023.00 $1,666.22 $4,592 3 18 0.1% 2.1% 91.88% 3.22%
Exch Sector Industry Sub-Industry
NYSE Finance, Insurance, And Real Estate Insurance Carriers Fire, Marine & Casualty Insurance
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
SHANK SUZANNE F
DIR
JB
---
150
---
5/22/25
---
---
871
20.8
D
---
5/27/25 - 9:59:16 am
2
    
 
YI STEVEN
DIR
JB
---
150
---
5/22/25
---
---
525
40.0
D
---
5/23/25 - 7:12:17 pm
3
    
 
TANNER DAVID ALLEN
DIR
JB
---
150
---
5/22/25
---
---
2,108
7.7
D
---
5/23/25 - 7:11:56 pm
4
    
 
HICKS WESTON M
DIR
JB
---
210
---
5/22/25
---
---
2,746
8.3
D
---
5/23/25 - 7:10:50 pm
5
    
 
GELSTON PHILIP A
DIR
JB
---
150
---
5/22/25
---
---
1,733
9.5
D
---
5/23/25 - 7:10:23 pm
6
    
 
DILLON MARGARET
DIR
JB
---
150
---
5/22/25
---
---
945
18.9
D
---
5/23/25 - 7:10:03 pm
7
    
 
CHOKSI MARY C
DIR
JB
---
150
---
5/22/25
---
---
1,858
8.8
D
---
5/23/25 - 7:09:43 pm
8
    
 
CARLSON PETER M
DIR
JB
---
150
---
5/22/25
---
---
717
26.5
D
---
5/23/25 - 7:09:16 pm
9
    
 
CAMPBELL REID TARLTON
DIR
JB
---
150
---
5/22/25
---
---
15,490
1.0
D
---
5/23/25 - 7:08:57 pm
10
    
 
ROUNTREE GEORGE MANNING
CEO,DIR
JB
---
1,625
---
2/26/25
---
---
5,425
42.8
D
R
2/28/25 - 9:33:17 am
11
    
 
CAFFREY LIAM P
VP,CFO
JB
---
1,025
---
2/26/25
---
---
3,400
43.2
D
R
2/28/25 - 9:32:32 am
12
    
 
HARRISON GILES E
VP
JB
---
900
---
2/26/25
---
---
1,900
90.0
D
R
2/28/25 - 9:31:37 am
13
    
 
SEELIG ROBERT LAWRENCE
VP,GC
JB
---
825
---
2/26/25
---
---
2,725
43.4
D
R
2/28/25 - 9:23:40 am
14
    
 
HILDRETH MICHAELA
CAO
JB
---
625
---
2/26/25
---
---
1,825
52.1
D
R
2/28/25 - 9:23:02 am
15
    
 
ROUNTREE GEORGE MANNING
CEO,DIR
JS
$2,075,379
1,067
---
1/1/25
---
$1,945.06
18,809
-5.4
D
R
1/3/25 - 9:23:04 am
16
    
 
CAFFREY LIAM P
PR,CFO
JS
$816,925
420
---
1/1/25
---
$1,945.06
830
-33.6
D
R
1/3/25 - 9:22:26 am
17
    
 
SEELIG ROBERT LAWRENCE
VP,GC
JS
$964,750
496
---
1/1/25
---
$1,945.06
17,305
-2.8
D
R
1/3/25 - 9:21:46 am
18
    
 
HILDRETH MICHAELA
CAO
JS
$628,254
323
---
1/1/25
---
$1,945.06
2,225
-12.7
D
R
1/3/25 - 9:21:08 am
19
    
 
HILDRETH MICHAELA
CAO
JS
---
75
---
11/29/24
---
---
1,798
-4.0
D
---
12/2/24 - 4:05:11 pm
20
    
 
HARRISON GILES E
VP
JB
---
1,000
---
6/10/24
---
---
1,000
New
D
R
6/10/24 - 9:01:00 am
21
    
 
HARRISON GILES E
VP
3
---
---
---
6/10/24
---
---
---
---
D
---
6/10/24 - 9:00:38 am
22
    
 
YI STEVEN
DIR
JB
---
165
---
5/23/24
---
---
375
78.6
D
---
5/24/24 - 12:17:14 pm
23
    
 
TANNER DAVID ALLEN
DIR
JB
---
165
---
5/23/24
---
---
1,958
9.2
D
---
5/24/24 - 12:16:44 pm
24
    
 
SHANK SUZANNE F
DIR
JB
---
165
---
5/23/24
---
---
721
29.7
D
---
5/24/24 - 12:16:16 pm
25
    
 
GELSTON PHILIP A
DIR
JB
---
165
---
5/23/24
---
---
1,583
11.6
D
---
5/24/24 - 12:15:50 pm
26
    
 
DILLON MARGARET
DIR
JB
---
165
---
5/23/24
---
---
795
26.2
D
---
5/24/24 - 12:15:15 pm
27
    
 
CHOKSI MARY C
DIR
JB
---
165
---
5/23/24
---
---
1,708
10.7
D
---
5/24/24 - 12:14:49 pm
28
    
 
CARLSON PETER M
DIR
JB
---
165
---
5/23/24
---
---
1,133
17.0
D
---
5/24/24 - 12:14:26 pm
29
    
 
CAMPBELL REID TARLTON
DIR
JB
---
165
---
5/23/24
---
---
15,340
1.1
D
---
5/24/24 - 12:13:59 pm
30
    
 
HICKS WESTON M
DIR
JB
---
230
---
5/23/24
---
---
2,536
10.0
D
---
5/24/24 - 12:13:33 pm
31
    
 
ROUNTREE GEORGE MANNING
CEO,DIR
JB
---
1,800
---
2/22/24
---
---
6,500
38.3
D
R
2/23/24 - 9:28:41 pm
32
    
 
CAFFREY LIAM P
VP,CFO
JB
---
1,125
---
2/22/24
---
---
3,625
45.0
D
R
2/23/24 - 9:28:16 pm
33
    
 
SEELIG ROBERT LAWRENCE
VP,GC
JB
---
900
---
2/22/24
---
---
3,150
40.0
D
R
2/23/24 - 9:27:47 pm
34
    
 
HILDRETH MICHAELA
CAO
JB
---
600
---
2/22/24
---
---
1,950
44.4
D
R
2/23/24 - 9:27:17 pm
35
    
 
CAMPBELL REID TARLTON
DIR
JB
---
45
---
2/22/24
---
---
15,230
0.3
D
---
2/23/24 - 9:26:41 pm
36
    
 
ROUNTREE GEORGE MANNING
CEO,DIR
JS
$1,607,351
1,068
---
1/1/24
---
$1,505.01
17,176
-5.9
D
R
1/2/24 - 12:01:12 pm
37
    
 
CAMPBELL REID TARLTON
PR
JS
$1,068,557
710
---
1/1/24
---
$1,505.01
15,185
-4.5
D
R
1/2/24 - 12:00:39 pm
38
    
 
SEELIG ROBERT LAWRENCE
VP,GC
JS
$600,499
399
---
1/1/24
---
$1,505.01
16,551
-2.4
D
R
1/2/24 - 11:59:52 am
39
    
 
HILDRETH MICHAELA
CAO
JS
$392,808
261
---
1/1/24
---
$1,505.01
1,873
-12.2
D
R
1/2/24 - 11:59:24 am
40
    
 
HILDRETH MICHAELA
CAO
JS
---
100
---
12/1/23
---
---
1,534
-6.1
D
---
12/1/23 - 5:10:30 pm
41
1y
1
100%
33%
3
HICKS WESTON M
DIR
B
$1,480,557
1,000
---
11/17/23
$1,476.15
$1,484.96
2,306
76.6
D
A
11/20/23 - 2:39:43 pm
42
1y
1
100%
33%
3
HICKS WESTON M
DIR
B
$1,480,557
1,000
---
11/17/23
$1,476.15
$1,484.96
2,306
76.6
D
---
11/20/23 - 8:58:34 am
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