On April 17 , 2014 , Putnam 's contract was purchased .
Putnam was placed on Chicago 's 25 - man roster ; Putnam spent most of the season on the White Sox roster .
On April 17 , 2014 , Putnam 's contract was purchased , and he was placed on Chicago 's 25 - man roster ; he spent most of the season on the White Sox roster .