Bishop Street Underwriters Announces Strategic Investment by White Mountains

Core Insights - Bishop Street Underwriters has completed a strategic structured capital investment of $125 million from White Mountains Insurance Group, marking a significant partnership aimed at accelerating growth and expanding its global footprint in 2026 [1][2]. Company Performance - In 2025, Bishop Street achieved over $650 million in gross written premium, demonstrating industry-leading organic growth and maintaining a portfolio loss ratio below 50% [2]. Strategic Partnership - The partnership with White Mountains is expected to enhance Bishop Street's capabilities, leveraging White Mountains' extensive experience in scaling Managing General Agents (MGAs) and deep knowledge of the insurance landscape [2]. - White Mountains views Bishop Street as an emerging industry leader with a strong executive team capable of capitalizing on growth opportunities in the insurance distribution sector [2]. Investment Rationale - The investment from White Mountains is seen as a long-term commitment, providing Bishop Street with the necessary resources and expertise to achieve its growth objectives in 2026 and beyond [2][5].