Where Could McDonald's Next Growth Come From?

McDonald's (MCD) shares have lost about 20% over the twelve months to October 9, 2026, while the S&P 500 gained about 17%. The U.S. market has been the weak spot. Executives acknowledged on their August 4 call that the domestic business struggled with execution during the second quarter. Yet that same discussion highlighted a new addition to the U.S. menu that is currently beating the company's internal plan. So what is it, and is it big enough to matter.