Subway closed 729 stores across the U.S. in 2025, marking its 10th straight year of decline, according to a report. The sandwich chain peaked in 2015 with over 27,000 stores — a number that dropped to 18,733 as of the end of last year, according to QSR. Despite the closures, more of which are expected in 2026, Subway remains the largest chain in the U.S. in terms of store count. The chain hopes to draw back customers with a new value platform, featuring 15 menu items that each cost less than $5. The closures are part of a “rightsizing” strategy, a business buzzword that means reducing a workforce to the optimal size, according to the report. “In the U.S., Subway is focused on ensuring restaurants are in the right locations with the real estate, visibility and operations that set franchisees up to succeed long-term,” a Subway spokesperson told QSR. “That work is paying off.…