Ludovico Cardi ( 1559 - 1613 ) was an Italian painter. Ludovico Cardi s works have been put up for auction numerous times, with realized prices varying from 13365.85 USD for Saint Francis in Prayer in 2012 to 21875 USD for A standing apostle (recto), Study of an assailant in the Stoning of Saint Stephen (verso) in 2013 , based on the size and medium of the artwork.