The world of comic book collecting has transformed from a childhood hobby into a serious investment market where single issues routinely sell for millions of dollars. What once cost a dime at the ...

Unlike traditional investments like stocks or bonds, comic book investing is tied to the cultural and historical significance of the books themselves. The value of a comic book is largely determined ...

From left: Vincent Zurzolo is president of New York-based Metropolis Collectibles. A restored "Action Comics #1," graded 9.0 and featuring the first appearance of Superman, broke the record for ...