I believe Chicago.com changed hands for USD $1 million. According to the buyer's IRS Form 990 (24th page), there's an entry "WEBSITE - CHICAGO.COM" for $1,000,000, see:
https://cct.org/wp-content/uploads/2018/10/CCT_Form990_FY17.pdf
Presumably that's for the domain name (unless "website" is...