Top 20 Largest Publicly Traded Healthcare Companies

3. UnitedHealth Group 

Market Cap: $481.86 Billion 

UnitedHealth Group stands third among the world’s largest healthcare companies and has a strong focus on innovation, with a significant patent portfolio. As of 2023, the company has a total of 572 patents globally, with 239 granted patents and more than 61% of the patents being active. In Q1 2024, their revenues grew nearly $8 billion year-over-year to $99.8 billion. UnitedHealth provided over $6 billion in advance funding and interest-free loans to support care providers affected by the cyberattack during the same period.