CarMax sells, finances, and services used and new cars through a chain of over 250 used retail stores. It was formed in 1993 as a unit of Circuit City and spun off into an independent company in late 2002. Used-vehicle sales were 83% of fiscal 2025 revenue and wholesale about 17%, with the remaining portion composed of extended service plans and repair. In fiscal 2025, the company retailed and wholesaled 789,050 and 544,312 used vehicles, respectively. CarMax is the largest used-vehicle retailer in the US but still estimates that it had only about 3.7% US market share of vehicles 0-10 years old in calendar 2024. It seeks over 5% share. CarMax is based in Richmond, Virginia.

Multiple insiders at Carvana sold a total of $8 million worth of shares, raising questions about the company's financial stability. Concerns about the company potentially facing bankruptcy or doubling down on fraud have been raised. There are also worries about the high percentage of car loans being approved and the potential impact on the industry. Insider selling by DriveTime's owner to offset auto loan delinquencies has also been noted. There are concerns about a potential consumer debt crisis after the election cycle.