Growth Metrics

White Mountains Insurance (WTM) Operating Expenses (2016 - 2026)

White Mountains Insurance has reported Operating Expenses over the past 17 years, most recently at $702.8 million for Q4 2025.

  • For Q4 2025, Operating Expenses rose 46.81% year-over-year to $702.8 million; the TTM value through Dec 2025 reached $2.4 billion, up 25.13%, while the annual FY2025 figure was $2.4 billion, 25.13% up from the prior year.
  • Operating Expenses for Q4 2025 was $702.8 million at White Mountains Insurance, up from $685.4 million in the prior quarter.
  • Over five years, Operating Expenses peaked at $702.8 million in Q4 2025 and troughed at $181.0 million in Q2 2021.
  • A 5-year average of $411.7 million and a median of $411.6 million in 2022 define the central range for Operating Expenses.
  • Biggest five-year swings in Operating Expenses: surged 196.72% in 2021 and later dropped 13.16% in 2022.
  • Year by year, Operating Expenses stood at $230.0 million in 2021, then soared by 34.17% to $308.6 million in 2022, then skyrocketed by 32.53% to $409.0 million in 2023, then increased by 17.04% to $478.7 million in 2024, then surged by 46.81% to $702.8 million in 2025.
  • Business Quant data shows Operating Expenses for WTM at $702.8 million in Q4 2025, $685.4 million in Q3 2025, and $512.7 million in Q2 2025.