secwatch.observer — SEC 8-K summary
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Issuer:     WHITE MOUNTAINS INSURANCE GROUP LTD (WTM)
CIK:        0000776867
Form:       8-K
Filed at:   2024-02-07T23:59:59+00:00
Accession:  0000776867-24-000003
Event type: other_material
Sentiment:  positive
Materiality: 0.75
Item codes: 2.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

White Mountains reports Q4 2023 ABVPS up 7% to $1,704; full-year ABVPS up 14%
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- Comprehensive income attributable to common shareholders: $288M Q4, $511M full year 2023.
- BAM gross written premiums and MSC: $48M Q4, $131M full year; par insured $5.1B Q4.
- Ark combined ratio 70% Q4 and 82% full year; gross written premiums up 31% YoY.
- Kudu adjusted EBITDA $22M Q4, $57M full year; net investment income up 31% YoY.
- Bermuda 15% corporate income tax enacted Dec 2023; White Mountains exempt until 2030, recorded $68M deferred tax benefit.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/776867/000077686724000003/0000776867-24-000003-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/776867/000077686724000003/wtm-20240207.htm
  HTML page:      https://secwatch.observer/filing/0000776867-24-000003

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer