Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:47cfb81b-b957-d9e0-38ed-a48d59b7ceb5 2026-05-03T22:16:15-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services WTM: SEELIG ROBERT LAWRENCE (VP,GC) Disposed (JS) 50 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $0.00 on 3/19 urn:uuid:85ef306c-d5b9-a413-99f2-e06761c85e09 2026-03-20T14:51:41-04:00 WTM: TANNER DAVID ALLEN (DIR) Disposed (JS) 225 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $0.00 on 3/4 urn:uuid:cf8ca55e-a40a-4795-161f-84780c1e3ba1 2026-03-05T10:21:50-05:00 WTM: CAFFREY LIAM P (CEO,DIR) Acquired (JB) 1,500 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $0.00 on 2/25 urn:uuid:ceecc948-6ea7-b31c-4ddb-0ef4ae060498 2026-02-27T11:19:11-05:00 WTM: HARRISON GILES E (PR) Acquired (JB) 775 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $0.00 on 2/25 urn:uuid:d3e4a7f3-01fd-bcb4-a82c-9470f1f00ba9 2026-02-27T11:18:46-05:00 WTM: HILDRETH MICHAELA (CAO) Acquired (JB) 600 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $0.00 on 2/25 urn:uuid:0380fd83-fea8-2354-e597-07fe11c759ba 2026-02-27T11:18:22-05:00 WTM: PAPAMICHAEL MICHAEL A (CFO) Acquired (JB) 500 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $0.00 on 2/25 urn:uuid:8b0a8e05-1000-9a78-9542-3d9f67856fd5 2026-02-27T11:17:59-05:00 WTM: SEELIG ROBERT LAWRENCE (VP,GC) Acquired (JB) 775 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $0.00 on 2/25 urn:uuid:be72b180-c3ee-0c75-bcd9-33511c39cab6 2026-02-27T11:17:30-05:00 WTM: HILDRETH MICHAELA (CAO) Disposed (JS) 274 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $2,078.03 on 1/1 urn:uuid:26db1a43-6b2d-9a1d-b5ee-acc2b5ca1c25 2026-01-05T09:09:25-05:00 WTM: PAPAMICHAEL MICHAEL A (CFO) Disposed (JS) 131 Shares of WHITE MOUNTAINS INSURANCE GROUP LTD for $2,078.03 on 1/1 urn:uuid:adb6e406-9d98-2ff3-c908-e910c44d237a 2026-01-02T21:28:22-05:00 WTM: PAPAMICHAEL MICHAEL A (CFO) Filed a Form 3, Becoming a Registered Insider at WHITE MOUNTAINS INSURANCE GROUP LTD With Initial Direct Holdings of 503 urn:uuid:74a0a56f-c472-43ed-1404-e2845890b101 2026-01-02T21:26:25-05:00