Keith Haring ( 1958 - 1990 ) was an American Pop Art & Street art painter. Keith Haring s works have been put up for auction numerous times, with realized prices greatly surpassing estimated prices, varying from 4962.94 USD for Apocalypse (album by William Burroughs, w/10 works, title, text & justif.) in 2002 to a remarkable record 17993213.02 USD for Untitled in 2017 , based on the size and med