S2126, backed by capital from Blackstone and managed at Lloyd’s by Asta, was announced in October 2025 and began underwriting on January 1, 2026. It writes property, specialty and casualty business for The Fidelis Partnership (TFP) and through Pine Walk, its managing general agent (MGA) platform.
Fidelis secures NAIC listing as syndicate 2126 joins US surplus lines fray
