In 2021, billionaire investor Kenneth Griffin bought a first-edition copy of the U.S. Constitution for $43.2 million at Sotheby's, setting the record for the most expensive document ever sold at auction. The document is one of 13 known copies and one of only two held in private.

In 2021, billionaire investor Kenneth Griffin bought a first-edition copy of the U.S. Constitution for $43.2 million at Sotheby's, setting the record for the most expensive document ever sold at auction. The document is one of 13 known copies and one of only two held in private.