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SiriusPoint vs White Mountains Insurance Group: SPNT and WTM compared

SiriusPoint is the larger company: $868M of revenue in its latest quarter (Q3 2026) against $641M for White Mountains Insurance Group (Q3 2026). SiriusPoint is growing faster (+15% against -26% a year earlier). SiriusPoint is more profitable, with an operating margin of 12.0% against -3.6%.

SiriusPoint vs White Mountains Insurance Group, latest quarterSiriusPoint vs White Mountains Insurance Group, latest quarterSiriusPoint (SPNT)White Mountains Insurance Group (WTM)Revenue$868M$641MRevenue growth, Y/Y+15%-26%Operating margin12.0%-3.6%Net margin10.0%-4.6%

Where the money goes: SPNT and WTM

SiriusPoint (SPNT) · Q3 2026

SiriusPoint, Q3 2026: revenue $868M (+15% year over year), operating margin 12.0%, net earnings $87.0M, operating cash flow $170M. The chart follows the revenue to costs, profit and cash.

White Mountains Insurance Group (WTM) · Q3 2026

White Mountains Insurance Group, Q3 2026: revenue $641M (-26% year over year), operating margin -3.6%, net loss $29.6M, operating cash flow $357M. The chart follows the revenue to costs, profit and cash.

SiriusPoint (SPNT)White Mountains Insurance Group (WTM)
Latest quarterQ3 2026Q3 2026
Revenue$868M$641M
Revenue growth, Y/Y+15%-26%
Operating margin12.0%-3.6%
Net earnings$87.0M−$29.6M
Net margin10.0%-4.6%
Operating cash flow$170M$357M
Market value$3.1B$5.3B
P/E6.1×5.3×
Analysts’ mean target$28.75—

Questions

Which is bigger, SiriusPoint or White Mountains Insurance Group?

SiriusPoint is the larger company: $868M of revenue in its latest quarter (Q3 2026) against $641M for White Mountains Insurance Group (Q3 2026).

Is SiriusPoint or White Mountains Insurance Group growing faster?

SiriusPoint is growing faster (+15% against -26% a year earlier).

Which is more profitable, SiriusPoint or White Mountains Insurance Group?

SiriusPoint is more profitable, with an operating margin of 12.0% against -3.6%.

More: SiriusPoint earnings · how SiriusPoint makes money · White Mountains Insurance Group earnings · how White Mountains Insurance Group makes money

From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Nov 5, 2026; 10-Q filed Nov 5, 2026). Fiscal quarters can end on different dates. Not investment advice.