Oakland Athletics
Jack Perkins has thrown 1,156 pitches that have been tracked by the PITCHf/x system between 2023 and 2025, including pitches thrown in the MLB Regular Season and Fall/Winter Ball. In 2025, they have relied primarily on their Fourseam Fastball (96mph) and Slider (86mph), also mixing in a Cutter (93mph) and Change (89mph). He also rarely throws a Curve (83mph).
In 2025, compared to other RHP:
Their fourseam fastball generates more whiffs/swing compared to other pitchers' fourseamers, has some natural sinking action and has well above average velo. Their slider sweeps across the zone, generates a high number of swings & misses compared to other pitchers' sliders and has some two-plane movement. Their cutter is blazing fast, results in more flyballs compared to other pitchers' cutters, has little cutting action and has some natural sink. Their change is thrown extremely hard, generates an extremely high number of swings & misses compared to other pitchers' changeups, dives down out of the zone and results in somewhat more flyballs compared to other pitchers' changeups. Their curve generates an extremely high number of swings & misses compared to other pitchers' curves, is much harder than usual, has primarily 12-6 movement and results in somewhat more flyballs compared to other pitchers' curves.