The largest health insurance company in the U.S., UnitedHealth Group, reported 2023 revenues of $371.6 billion. That makes it the fourth-largest company in the U.S. by revenue behind only Walmart, Amazon, and Apple. The U.S. has the lowest life expectancy among similar countries, yet the highest healthcare costs at over $12,500 per capita annually.

In the wake of the Los Angeles-area wildfires, some U.S. residents seek safety from climate-related calamities.

Insurance companies are expected to face significant losses due to the wildfires in Southern California, though a report by Wells Fargo expects those will be "manageable."