Date of Birth: 06/20/1992
Height: 6' 1" Weight: 185 lbs
College Experience: St. John's University
Resides: Coram, NY
The 2018 season mark's Horstman's 6th season in professional baseball.
Horstman was drafted by the Seattle Mariners in the 4th round of the 2013 MLB Draft from St. John’s University. Horstman has spent all 5 of his professional seasons in the Mariners organization. The Coram, NY native has dealt with injuries throughout most of his career which limited him to just 16 games and 21.1 innings pitched in his first 3 professional seasons. Despite that, Horstman was selected to pitch for the Peoria Javelinas in the prestigious Arizona Fall League in 2015 where the lefty impressed, owning a miniscule 0.93 ERA in 9 games. For his efforts, Horstman spent the majority of the following two seasons at the Double-A level before being released by the Mariners in November. For his professional career, Horstman owns a 6-4 record with a 3.38 ERA.