On August 24th, Action Comics #1 sold for $3.2 million on Ebay (item #311050328393). This particular issue is the finest graded copy (CGC 9.0) known to exist of the June 1938 issue starring the debut of Superman. There were 48 bids of which there were 13 unique bidders, for this key comic book. This auction sale broke the previous record of $2.16 million paid in 2011 for the same comic graded in the same condition but with minor differences in grader notes. This is quite a jump since it sold on the newsstand for 10cents in 1938! This is the highest price paid for a comic book to date.
There are estimated to be around 30 unrestored copies of Action Comics #1 in existance today.