Ivan Boesky, American stock trader (born 1937)

Ivan Frederick Boesky was a convicted criminal and an American stock trader who was infamous for his prominent role in an insider trading scandal in the mid-1980s. After getting caught he became a government informant and then pleaded guilty, and was fined a record $100 million, and served twenty months in prison.

May 20 is the 140th day of the year in the Gregorian calendar; 225 days remain until the end of the year.