According to public records, the top 10 most expensive comic book sales of all time have all been graded by CGC. At Heritage Auctions, the industry’s biggest seller of high-end comics, all 100 of the ...

And that’s why this comic book is so valuable, with a CGC 9.6 copy selling for an amazing $3,600,000, not only topping this list but holding the record for the most expensive comic book of all time.

An issue of Action Comic No. 1, which introduced the world to the Kryptonian hero, sold at auction for a record $6 million Thursday, making it the most valuable comic book in the world.

A first issue of Action Comics—which introduced audiences to Superman in 1938—has become the world’s most valuable comic book, selling at Heritage Auctions in April for $6 million.

It’s one of just 78 copies CGC has graded, though the company thinks around 100 still exist. Just 200,000 copies of Action Comics No. 1 were published in 1938, per CBS News’ Khristopher J. Brooks.

Comic books have been around since the 1930s and have remained popular throughout their nearly 100-year history. Even in the digital era, when we can view millions of videos on our smartphones or ...

The most valuable comic book in the world sold at Heritage Auctions in Dallas, Texas this week. A copy of Action Comic No. 1, the comic book that introduced the world to Superman, was sold ...

The most valuable comic book in the world sold at Heritage Auctions in Dallas, Texas this week. A copy of Action Comic No. 1, the comic book that introduced the world to Superman, was sold ...