White Mountains’ Ark/WM Outrigger posts GWP of $1.091bn for Q1’26, CoR improves
White Mountains announced first-quarter 2026 results for its property and casualty reinsurance unit Ark/WM Outrigger, which reported gross written premiums (GWP) of $1.091 billion and a combined ratio of 91%. GWP for Q1 2026 declined slightly compared to $1.108 billion for Q1 2025, while the combined ratio for the quarter improved from the 97% reported…