Entering the 2014 season Clay Holmes was one of the top pitching prospects in the Pirates’ Minor League system. However, that was about to change. The reason this would change would be due to injury.
Holmes would end up requiring Tommy John Surgery. This surgery cost him the entirety of the 2014 season , as well as most of 2015. During the 2015 season Clay Holmes would pitch just 36 1/3 innings between the Gulf Coast League and High-A.
During the 2015 season Holmes was successful at both stops. He posted a 2.03 ERA and a 2.