Exhibit 99.1 GameStop Discloses Third Quarter 2025 Results GRAPEVINE, Texas, December 9, 2025 (BUSINESS WIRE) — GameStop Corp. (NYSE: GME) ("GameStop" or the "Company") today released financial results for the third quarter ended November 1, 2025. The Company's condensed and consolidated financial statements, including GAAP and non-GAAP results, are below. The Company's Form 10-Q and supplemental information can be found at https://investor.gamestop.com. THIRD QUARTER OVERVIEW Additional information can be ...