According to Gemrate and data from November of 2025, Professional Sports Authenticator (PSA) graded 1.66 million cards. ...
GameStop Corp (NYSE:GME) shares are getting some attention on Tuesday. The stock got a lift after the video game retailer announced a collaboration with Professional Sports Authenticator. What ...
JERSEY CITY, N.J.--(BUSINESS WIRE)--Professional Sports Authenticator (PSA), the leading authenticator and grader of sports cards and memorabilia, announces the launch of its services for Funko Pops!.
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