A deeper push into collectibles and trading cards continues for video game retailer GameStop Corp GME with the company's latest launch. GME is currently moving to its 52-week bottom. Track it now here. What Happened: GameStop is expanding its partnership with trading card grading company PSA, which is owned by Collectors Universe. The companies first partnered in 2024 and Collectors Universe CEO Nat Turner is a member of the GameStop board of directors. Together, GameStop and PSA are launching Power Packs, ...