How Has Insurer Participation in the ACA Marketplaces Changed in 2026? Authors: Jared Ortaliza, Justin Lo, Matt McGough, and Cynthia Cox Published: Jun 11, 2026

https://www.kff.org/affordable-care-act/how-has-insurer-participation-in-the-aca-marketplaces-changed-in-2026/?utm_campaign=KFF-This-Week&utm_medium=email&_hsenc=p2ANqtz--5zE0dQDJKBjOn9OM-HT_pZog7DiTw0GSZHecxN40koo25BJW_wXir2T0g0gHkim1Am4xqx5ABUtQQ82nrp062TNimow&_hsmi=423534957&utm_content=423534957&utm_source=hs_email A companion analysis shows how insurer participation in the ACA Marketplaces has changed at the state and county level from 2025 to 2026, and reviews the number of insurers offering plans at specific metal levels in 2026.