CI vs WM 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 (current contract through 2029), 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 17 million US and 2 million international medical members covered as of December 2024.

WM, previously known as Waste Management, ranks as the largest integrated provider of traditional solid waste services in the United States, operating 262 active landfill sites and about 339 transfer stations that help with transporting waste efficiently and economically. The company serves residential, commercial, industrial, and medical end markets for waste collection, transfer, and disposal. The company also has an energy business emanating from the beneficial use of landfill gas and is a leading recycler in North America.