White Mountains’ Ark/WM Outrigger segment posts GWP of $1.1bn for Q1’25
White Mountains has released the Q1 2025 results for its property and casualty re/insurance segment Ark/WM Outrigger, revealing gross written premiums of $1,108 million, net written premiums of $728 million and net earned premiums of $358 million, all improvements compared to the same period of last year.














