The major trading card authenticators graded more than 26 million cards in 2025, according to year-end data released by ...

The 1961 Fleer Wilt Chamberlain, previously in an SGC 10 slab and purchased in a private sale via Goldin Auctions, has been ...

According to Gemrate and data from November of 2025, Professional Sports Authenticator (PSA) graded 1.66 million cards.

SGC’s grading volume rapidly declined for the second consecutive month in September following news the company would be scaled down into a “boutique” grader. According to research from third-party ...

The big four graders (PSA, SGC, BGS, and SGC) set yet another combined record last month for total grading volume. At the current rate of increase, it won’t be long until they are grading two million ...

SGC president Peter Steinberg has resigned from his role amid plans for the card grader to scale down operations from a major authenticator to a "boutique" brand. Steinberg announced his resignation ...

Grading volume dropped at the big four graders (PSA, SGC, BGS, and CGC) in September with all four companies seeing double-digit percentage decreases from the previous month according to Gem Rate.

Welcome to the very first question-and-answer mailbag for collectibles on The Athletic! It’s like going to someone’s house and reading though their mail. It’s fun! Things you might end up saying as ...