AI brief of an SEC Form 8-K · WHITE MOUNTAINS INSURANCE GROUP LTD (WTM)

White Mountains Q2 net income rises to $199.5 million from $122.9 million a year earlier

Positive Impact 3 of 5 earnings Written later

White Mountains reported second-quarter 2026 net income attributable to common shareholders of $199.5 million, or $80.58 per share, up from $122.9 million a year earlier. Book value per share rose 4.1% in the quarter, including dividends, to $2,257.60 as of June 30, 2026, and the company repurchased $191 million of its shares in the quarter.

Key points

  • Q2 2026 net income attributable to common shareholders was $199.5 million, compared with $122.9 million in Q2 2025; diluted EPS was $80.58 versus $47.75.
  • Six-month net income attributable to common shareholders was $172.3 million, compared with $156.8 million in the first six months of 2025.
  • Book value per share was $2,257.60 as of June 30, 2026, up 4.1% in the quarter including dividends.
  • In Q2 2026 the company repurchased and retired 91,194 shares for $191 million at an average price of $2,092.72.

The filing

CompanyWHITE MOUNTAINS INSURANCE GROUP LTD (WTM)
Form8-K, current report
Filed with the SECAug 6, 2026, 8:14 AM ET
Accession number0001628280-26-053913

Items reported: 2.02 Results of Operations

Read the filing on SEC.gov ↗

Written by AI on Nov 9, 2026, 8:51 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on August 06, 2026.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.