White Mountains Insurance (WTM) Net Margin (2009 - 2026)

White Mountains Insurance's Net Margin history runs 17 years deep, the most recent figure standing at 6.83% for Q1 2026.

• In Q1 2026, Net Margin fell 2273.0% year-over-year to 6.83%; the TTM figure through Mar 2026 stood at 115.45% (up 10899.0% YoY), while the FY2025 annual figure was 67.63%, changed N/A from the prior year.
• Net Margin for Q1 2026 stood at 6.83%, up from 229.79% in the prior quarter.
• The five-year high for Net Margin was 233.04% in Q3 2022, with the low at 229.79% in Q4 2025.
• The 4-year median for Net Margin is 12.12% (2022), against an average of 9.15%.
• The sharpest annual moves came in 2022 and 2025: Net Margin surged 22730 bps in 2022, then slumped 19505 bps in 2025.
• White Mountains Insurance's Net Margin stood at 233.04% in 2022, then tumbled by 115 bps to 34.75% in 2024, then tumbled by 561 bps to 229.79% in 2025, then jumped by 97 bps to 6.83% in 2026.
• Business Quant data shows WTM's Net Margin at 6.83% in Q1 2026, 229.79% in Q4 2025, and 28.99% in Q3 2025.