Professional Sports Authenticator (PSA) has announced significant changes to its value grading system that will affect sports card collectors, according to a report published on October 28, 2026.
The announcement, reported by Erik C. Anderson, indicates that the grading service is implementing major revisions to its valuation methodology. Specific details of the changes were not immediately disclosed in the initial report.
PSA is one of the leading third-party authentication and grading companies for sports trading cards and memorabilia. Any alterations to its grading standards can have substantial impact on the collectibles market.
