X0708 D LIVE 0002162108 SR Long-Duration Income HoldCo 2026, LLC C/O SOMERAROAD ONE HANOVER SQUARE NEW YORK NY NEW YORK 10004 615-436-4590 DELAWARE None None Limited Liability Company true 2026 N/A SR Long-Duration Income Fund Manager, LLC One Hanover Square New York NY NEW YORK 10004 Executive Officer Manager Bronte Prins One Hanover Square New York NY NEW YORK 10004 Executive Officer Commercial Decline to Disclose 06b false 2026-10-16 false true false 0 39178000 39178000 0 false 1 0 0 0 false SR Long-Duration Income HoldCo 2026, LLC Bronte Prins Bronte Prins General Counsel and Chief Operating Officer 2026-11-02