Description: This session will present the findings published in the report released by the SOA on the March 23, 2020, the 10th anniversary of the ACA.This session will provide an assessment and commentary on the viability of the individual and Medicaid marketplaces under the ACA since its inception. Observations will be based on a data-driven analysis of the associations between market characteristics and measureable outcomes indicative of viability. Viability will be measured in the context of achieving the ACA's goal of providing sustainable access to affordable healthcare to the uninsured and underinsured, and will be considered from the perspectives of various stakeholders.