CI vs ITUB Comparison

Cigna primarily provides pharmacy benefit management and health insurance services. Its PBM and specialty pharmacy services, which were greatly expanded by its 2018 merger with Express Scripts, are mostly sold to health insurance plans and employers. Its largest PBM contract is with the Department of Defense, and it recently won a multiyear deal with top-tier insurer Centene. In health insurance and other benefits, Cigna primarily serves employers through self-funding arrangements, and the company operates mostly in the US with 16 million US and 2 million international medical members covered as of December 2025.

Itaú Unibanco is the largest privately held bank in Brazil, the result of the 2008 merger between Banco Itaú and Unibanco. In addition to Brazil, the bank has significant operations in Chile, Colombia, Argentina, Uruguay, and Paraguay. Itaú's commercial and consumer loans account for 35% and 43% of the bank's total loans, respectively, while foreign loans account for 22% of its portfolio as of the end of 2025. The bank also operates the fifth-largest insurer in Brazil and is the second-largest asset manager in the country, giving it broad reach over the Brazilian financial system.