USB – 424B3 April 21, 2026 In SEC https://www.sec.gov/Archives/edgar/data/36104/000191870426010383/0001918704-26-010383-index.htm #USB S&P upgrades SiriusPoint’s Insurance Subsidiaries to ‘A’ based on consistent robust earnings and strength of capital position FOCUS Hires Carrier-Side Operations Leader to Build the Next Generation of Insurance Service Delivery