https://actuary.info/insights/markel-enstar-adverse-development-cover-2026-4-8bn-reserves-2-3bn-ceded-1-2bn-limit-120m-premium-prudency-release actuary.info en 2026-11-02T00:00:00-05:00 Markel Pays Enstar $120M to Cap $4.8B of Legacy Reserves