A recently found 9.0 Superman No. 1 sold for 7.6 million with a 20% buyer’s premium, making it the most expensive comic book sold. This sale breaks the previous record set by an 8.5-graded copy of Action Comics No. 1, which sold for $6 million through Heritage Auctions in 2024.
https://www.comicsbeat.com/superman-1-sells-for-9-12-million-with-buyers-premium-at-auction
