Steve Borock was the President of comics slabbing and grading company CGC. He was also their primary grader He left CGC to work for Heritage Auctions in 2008, specialising in their handling of ...

Superman, Spider-Man, Batman — the characters at the pinnacle of the comic book market have been the same for decades. And for anyone who has been paying attention, the label atop those key figures ...

Now the most valuable comic book of all time, this book dethroned the Action Comics #1 with a Kansas City pedigree graded CGC 8.5 that realized $6 million in April 2024. That book had previously edged ...

Now it's official: an Action Comics #1 CGC 8.5 (white pages) has just sold for $2,052,000 at Comic Connect auction. The closing price for the 1938 comic, featuring the first appearance of Superman by ...

Superstar comics artist Alex Ross announced yesterday that he will be participating in his first-ever signing appearance for the Certified Guaranty Company (GCG). CGC is the world’s leading ...

Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook The Certified Guaranty Company (CGC), the largest grading company for comic books, has released a ...

The CGC parent company, the Certified Collectables Group is set to be acquired by Blackstone Tactical Opportunities investment group, which includes Jay Z's company, ROC Nation. Founded in 1987, the ...

A stolen Superman comic, Nicolas Cage, and a $15M record sale collide in the wild true story behind the most valuable comic ever sold.

SARASOTA, Fla., Nov. 20, 2025 /PRNewswire/ -- A recently discovered copy of Superman #1 has made comic book history, shattering the record for any comic book by realizing $9.12 million at Heritage ...