List of insiders holdings for WHITE MOUNTAINS INSURANCE GROUP LTD:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| BYRNE JOHN JOSEPH 10% Owner | 2013-02-06 16:03:33 | 207,396 429,721 | 637,117 | Form 3 |
| BYRNE MARK JAMES Director | 2004-02-10 08:21:16 | 0 222,156 | 222,156 | Form 5 |
| KEMP KARL THOMAS Director | 2004-03-26 08:33:52 | 71,390 23,629 | 95,019 | Form 4 |
| BERKSHIRE HATHAWAY INC BUFFETT WARREN E GENERAL RE CORP GENERAL REINSURANCE CORP 10% Owner | 2008-11-03 15:02:16 | 89,279 0 | 89,279 | Form 13G |
| BARRETTE RAYMOND JOSEPH RENE Chief Executive Officer | 2017-03-03 16:07:49 | 45,988 12,866 | 58,854 | Form 4 |
| GILLESPIE JOHN DAVIES Director | 2015-02-11 14:55:19 | 3025 50,014 | 53,039 | Form 5 |
| FASS STEVE ELLIOTT Director | 2007-02-27 16:22:37 | 33,104 4043 | 37,147 | Form 4 |
| FOY DAVID THOMAS Chief Financial Officer | 2017-05-26 16:33:17 | 30,537 76 | 30,613 | Form 4 |
| Rountree George Manning Chief Executive Officer | 2024-02-23 21:28:41 | 23,676 117 | 23,793 | Form 4 |
| WATERS ALLAN LEWIS CEO - Sirius Int'l Ins. Group | 2015-02-27 15:24:57 | 13,854 8120 | 21,974 | Form 4 |
| SEELIG ROBERT LAWRENCE EVP & General Counsel | 2024-02-23 21:27:47 | 19,701 582 | 20,283 | Form 4 |
| CAMPBELL REID TARLTON Director | 2024-03-21 11:36:24 | 15,175 119 | 15,294 | Form 4 |
| ZANKEL ARTHUR Director | 2004-02-10 08:33:10 | 8600 0 | 8600 | Form 5 |
| COCHRAN ROBERT PHILLIPS Director | 2011-05-31 17:34:36 | 8045 0 | 8045 | Form 4 |
| DAVIS MORGAN W Director | 2022-12-29 09:26:52 | 6709 1030 | 7739 | Form 4 |
| Linker David Chief Investment Officer | 2017-03-03 16:24:29 | 6153 15 | 6168 | Form 4 |
| Brouillette Yves Director | 2019-05-28 17:21:53 | 4121 0 | 4121 | Form 4 |
| Oberting Kernan V Managing Director Director | 2016-01-05 14:24:21 | 3899 23 | 3922 | Form 4 |
| Hildreth Michaela MD & Chief Accounting Officer | 2024-02-23 21:27:17 | 3823 15 | 3838 | Form 4 |
| Caffrey Liam P EVP& Chief Financial Officer | 2024-02-23 21:28:16 | 3625 3 | 3628 | Form 4 |
| Bazos Frank R EVP and Head of M&A | 2020-03-02 16:16:49 | 3600 0 | 3600 | Form 4 |
| PALMER JESS BRIAN Chief Accounting Officer | 2021-01-04 16:00:29 | 2653 411 | 3064 | Form 4 |
| HOLIDAY EDITH E Director | 2020-05-22 16:05:51 | 2827 0 | 2827 | Form 4 |
| Frinquelli Angelo Michael Director | 2017-11-22 10:07:55 | 1641 1000 | 2641 | Form 4 |
| Tolman Gary Charles Director | 2018-05-25 12:44:04 | 1822 798 | 2620 | Form 4 |
| CHOKEL CHARLES BERGEN CFO - White Mountains Re Group | 2008-06-27 13:08:23 | 1873 451 | 2324 | Form 4 |
| Hicks Weston M Director | 2023-11-20 14:39:43 | 2306 0 | 2306 | Form 4/A |
| Tanner David Allen Director | 2023-05-26 16:47:06 | 1793 0 | 1793 | Form 4 |
| CHOKSI MARY C Director | 2023-05-26 16:29:25 | 1543 0 | 1543 | Form 4 |
| CAVOORES JOHN PAUL Pres & CEO, OneBeacon | 2004-04-30 08:48:33 | 1450 15 | 1465 | Form 4 |
| Gelston Philip A Director | 2023-05-26 16:35:05 | 1418 0 | 1418 | Form 4 |
| GILLESPIE GEORGE JOSEPH III Director | 2010-07-16 14:27:17 | 1400 0 | 1400 | Form 4 |
| CLARK HOWARD LONGSTRETH JR Director | 2013-05-28 14:26:26 | 1374 0 | 1374 | Form 4 |
| SMITH LOWNDES ANDREW Director | 2019-12-11 16:31:49 | 1102 0 | 1102 | Form 4 |
| Carlson Peter M Director | 2023-05-30 11:15:58 | 968 0 | 968 | Form 4 |
| Dillon Margaret Director | 2023-05-26 17:28:42 | 630 0 | 630 | Form 4 |
| SHANK SUZANNE F. Director | 2023-05-26 16:45:47 | 556 0 | 556 | Form 4 |
| LUSARDI ROBERT R EVP - White Mountains Capital | 2009-03-26 16:14:18 | 507 31 | 538 | Form 4 |
| BERKOWITZ BRUCE R former Director Director | 2010-04-28 14:40:42 | 300 0 | 300 | Form 4 |
| Yi Steven Director | 2023-05-26 16:24:39 | 210 0 | 210 | Form 4 |
| DORCUS MARK KEVIN Pres - WM Advisors | 2005-08-10 16:06:36 | 0 38 | 38 | Form 3 |
| HUTTON TOM President, White Mountains Re | 2006-02-10 16:46:49 | 0 0 | 0 | Form 3 |
| MILLER T MICHAEL Pres & CEO - OneBeacon | 2005-07-08 16:04:23 | 0 0 | 0 | Form 3 |