O REILLY AUTOMOTIVE INC

Share Repurchase Program

During the third quarter ended September 30, 2026, the Company repurchased 11.8 million shares of its common stock, at an average price per share of $87.34, for a total investment of $1.03 billion. During the first nine months of 2026, the Company repurchased 38.5 million shares of its common stock, at an average price per share of $89.99, for a total investment of $3.47 billion. Excise tax on shares repurchased, assessed at one percent of the fair market value of shares repurchased, was $34.7 million for the nine months ended September 30, 2026. Subsequent to the end of the third quarter and through the date of this release, the Company repurchased an additional 2.3 million shares of its common stock, at an average price per share of $87.11, for a total investment of $204 million. The Company has repurchased a total of 1.50 billion shares of its common stock under its share repurchase program since the inception of the program in January of 2011 and through the date of this release, at an average price of $20.63, for a total aggregate investment of $31.02 billion. As of the date of this release, the Company had approximately $727 million remaining under its current share repurchase authorization.