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WHITE MOUNTAINS INSURANCE GROUP LTD
- As of  04/29/24, 03:12:31 AM:   21 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
B 2018-01-29 16:56:57.0 OneBeacon Insurance Group SYA 17.3% view
B 12.88% 2014-02-14 14:04:32.0 Symetra Financial CORP OB 100.0% view
B 2012-02-03 16:10:29.0 Symetra Financial CORP SYA 5.9% view
S 2007-05-01 16:20:11.0 MONTPELIER RE HOLDINGS LTD M 6.9% view
S 2006-10-06 17:16:02.0 UNISOURCE ENERGY CORP UNS 3.4% view
S 2005-02-11 00:00:00.0 UNISOURCE ENERGY CORP UNS 4.9% view
B -6.48% 2005-02-11 00:00:00.0 WHITE MOUNTAINS INSURANCE GROUP LTD WTM 10.3% view
S 2004-10-04 00:00:00.0 MONTPELIER RE HOLDINGS LTD MR 19.1% view
B 2004-02-13 00:00:00.0 OCTEL CORP MR 100.0% view
B 49.94% 2004-02-13 00:00:00.0 UNISOURCE ENERGY CORP UNS 6.3% view
B 2003-02-05 00:00:00.0 OCTEL CORP OTL 11.1% view
S 2001-01-04 00:00:00.0 VESTA INSURANCE GROUP INC VTA 3.8% view
S 1999-07-13 00:00:00.0 SAN JUAN BASIN ROYALTY TRUST SJT 8.9% view
B -40.77% 1999-04-06 00:00:00.0 SAN JUAN BASIN ROYALTY TRUST SJT 14.4% view
S 1997-05-16 00:00:00.0 TEXAS PACIFIC LAND TRUST TPL 6.0% view
S 1996-03-04 00:00:00.0 TEXAS PACIFIC LAND TRUST CRT 4.1% view
S 1995-12-12 00:00:00.0 FREQUENCY ELECTRONICS INC FEI 8.5% view
S 1995-10-12 00:00:00.0 FREQUENCY ELECTRONICS INC FEI 10.4% view
B 11.60% 1995-09-18 00:00:00.0 TEXAS PACIFIC LAND TRUST TPL 10.1% view
B -12.90% 1995-06-09 00:00:00.0 CROSS TIMBERS ROYALTY TRUST CRT 10.7% view
B 46.43% 1995-05-02 00:00:00.0 FREQUENCY ELECTRONICS INC FEI 4.8% 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.
** Since most institutions are long investors, only returns for long transactions are shown here.