Stephen Kolek

San Diego Padres

Pitch Repertoire At-A-Glance

Stephen Kolek has thrown 1,898 pitches that have been tracked by the PITCHf/x system between 2023 and 2024, including pitches thrown in the MLB Regular Season, The World Baseball Classic, Spring Training and Fall/Winter Ball. In 2024, they have relied primarily on their Sinker (95mph) and Slider (86mph), also mixing in a Cutter (92mph), Fourseam Fastball (96mph) and Change (89mph).


In 2024, compared to other RHP:
Their sinker has heavy sinking action, generates a high number of swings & misses compared to other pitchers' sinkers, results in many more groundballs compared to other pitchers' sinkers and has well above average velo. Their slider sweeps across the zone, has exceptional depth and results in somewhat more flyballs compared to other pitchers' sliders. Their cutter is blazing fast, results in many more groundballs compared to other pitchers' cutters and has some natural sink. Their fourseam fastball generates an extremely high number of swings & misses compared to other pitchers' fourseamers, generates a very high amount of groundballs compared to other pitchers' fourseamers, has some natural sinking action, has well above average velo and has slightly less natural movement than typical. Their change is thrown extremely hard, has an obvious armside fade, dives down out of the zone, generates fewer whiffs/swing compared to other pitchers' changeups and results in more flyballs compared to other pitchers' changeups.