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WTM
- As of 09/24/24, 04:05:41 PM: 82 Insider Transactions.
Sector:
Financial
Industry:
Property & Casualty Insurance
Prev Close:
$833.91
Avg Vol(3m):
17,316
P/E:
21.20
EPS:
39.19
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Insider Transactions for WTM
Buy/Sell*
Filed Date
Subject
Symbol
Acquirer
Pct Owned
Details
B
2020-03-06 09:29:24.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
VANGUARD GROUP INC
10.03%
view
B
2020-02-11 19:35:02.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
VANGUARD GROUP INC
9.82%
view
S
2020-02-11 12:41:59.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
Boston Partners
4.48%
view
B
2020-01-27 15:36:28.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
WELLINGTON MANAGEMENT GROUP LLP
7.78%
view
S
2019-02-14 13:49:07.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
PRICE T ROWE ASSOCIATES INC
0.2%
view
B
2019-02-14 12:18:10.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
Boston Partners
5.51%
view
B
2019-02-12 09:31:43.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
WELLINGTON MANAGEMENT GROUP LLP
7.05%
view
B
2019-02-11 07:52:07.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
VANGUARD GROUP INC
8.96%
view
B
2018-02-14 14:02:21.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
PRICE T ROWE ASSOCIATES INC
7.3%
view
B
2018-02-08 11:54:51.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
VANGUARD GROUP INC
7.67%
view
S
2017-10-10 13:07:36.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
1.8%
view
S
2017-08-09 13:18:59.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
10.5%
view
B
2017-02-10 13:46:13.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
VANGUARD GROUP INC
6.58%
view
B
2017-02-07 12:44:14.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
15.8%
view
S
2016-10-11 12:25:25.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
14.8%
view
B
2016-02-09 13:39:25.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
PRICE T ROWE ASSOCIATES INC
5.6%
view
B
2016-02-02 16:31:36.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
24.1%
view
S
2015-02-13 16:53:17.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
LONDON CO OF VIRGINIA
3.61%
view
B
2015-02-11 12:01:50.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
PRICE T ROWE ASSOCIATES INC
5.4%
view
B
2015-02-03 15:41:55.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
23.8%
view
B
2014-02-12 15:57:03.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
PRICE T ROWE ASSOCIATES INC
5.2%
view
S
2014-02-11 19:44:32.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
LONDON CO OF VIRGINIA
5.18%
view
S
2014-02-05 15:41:32.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
GILLESPIE GEORGE J III
1.0%
view
S
2014-02-05 15:39:48.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
Mosley Daniel
1.0%
view
B
2014-01-31 13:49:41.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
23.3%
view
B
2013-12-10 13:01:43.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
LONDON CO OF VIRGINIA
5.19%
view
B
2013-09-17 16:45:16.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
GILLESPIE GEORGE J III
5.9%
view
B
2013-03-18 14:04:06.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
Mosley Daniel
6.7%
view
B
2013-02-13 08:50:53.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
10.1%
view
S
2013-01-30 10:52:55.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
22.1%
view
B
2012-02-06 13:03:07.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
23.1%
view
B
2012-02-01 16:24:34.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
9.5%
view
S
2012-01-20 16:17:42.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BARRETTE RAYMOND JOSEPH RENE
2.9%
view
B
2011-02-14 13:55:26.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
WELLINGTON MANAGEMENT CO LLP
4.75%
view
B
2011-02-10 12:32:13.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
PRICE T ROWE ASSOCIATES INC
0.6%
view
B
2011-01-31 16:12:40.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
8.9%
view
B
2011-01-27 18:06:48.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
23.1%
view
S
2010-01-27 16:44:52.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
8.3%
view
S
2010-01-22 14:09:28.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
n/a
view
B
2009-02-06 17:07:56.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
8.4%
view
B
2009-02-06 17:06:41.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BARRETTE RAYMOND JOSEPH RENE
10.0%
view
B
2009-01-15 14:19:28.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
86.4%
view
S
2008-11-03 15:02:16.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BERKSHIRE HATHAWAY INC
1.0%
view
B
2008-03-21 14:57:25.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
7.0%
view
S
2008-02-07 11:11:42.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
n/a
view
S
2007-11-09 12:55:07.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
NEUBERGER BERMAN INC
1.305%
view
B
2007-02-13 13:22:53.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
NEUBERGER BERMAN INC
7.463%
view
S
2007-01-31 18:11:08.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
n/a
view
S
2007-01-31 12:39:52.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
6.9%
view
B
2007-01-31 11:16:49.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BARRETTE RAYMOND JOSEPH RENE
7.2%
view
B
2006-02-15 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
NEUBERGER BERMAN INC
5.11%
view
S
2006-02-07 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
n/a
view
S
2006-02-03 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
7.3%
view
S
2005-02-14 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
18.5%
view
S
2005-01-07 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
10.3%
view
B
2005-01-07 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
WHITE MOUNTAINS INSURANCE GROUP LTD
10.3%
view
S
2004-06-03 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BERKSHIRE HATHAWAY INC
15.9%
view
S
2004-02-13 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
12.4%
view
B
2004-02-13 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
20.4%
view
S
2003-02-05 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
14.8%
view
B
2003-01-30 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
14.9%
view
B
2002-02-13 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
FRANKLIN MUTUAL ADVISERS LLC
14.4%
view
S
2002-01-29 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
14.9%
view
B
2001-01-29 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
21.2%
view
B
2000-10-30 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BERKSHIRE HATHAWAY INC
19.9%
view
B
2000-02-09 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
GSB INVESTMENT MANAGEMENT INC
11.0%
view
S
2000-01-31 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP LTD
WTM
BYRNE JOHN J
21.0%
view
B
1999-07-09 00:00:00.0
WHITE MOUNTAINS INSURANCE GROUP INC
WTM
FRANKLIN MUTUAL ADVISERS LLC
13.3%
view
B
1999-02-10 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
BYRNE JOHN J
26.0%
view
B
1999-01-29 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
FRANKLIN RESOURCES INC
20.8%
view
B
1998-02-05 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
BYRNE JOHN J
24.8%
view
B
1997-02-21 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
BYRNE JOHN J
20.8%
view
S
1997-02-14 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
HARRIS ASSOCIATES L P
2.71%
view
B
1997-02-13 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
FRANKLIN RESOURCES INC
17.4%
view
B
1996-02-05 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
HARRIS ASSOCIATES L P
6.88%
view
B
1996-01-19 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
HEINE SECURITIES CORP
16.5%
view
S
1995-02-08 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
HARRIS ASSOCIATES L P
6.03%
view
B
1995-01-27 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
HEINE SECURITIES CORP
11.31%
view
B
1994-06-10 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
HEINE SECURITIES CORP
10.3%
view
B
1994-02-11 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
HARRIS ASSOCIATES L P
7.54%
view
B
1994-02-10 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
LEHMAN BROTHERS INC
5.5%
view
B
1994-02-09 00:00:00.0
FUND AMERICAN ENTERPRISES HOLDINGS INC
WTM
HEINE SECURITIES CORP
9.97%
view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.