San Diego Padres
Alek Jacob has thrown 3,336 pitches that have been tracked by the PITCHf/x system between 2022 and 2026, including pitches thrown in the MLB Regular Season, The World Baseball Classic, Spring Training and Fall/Winter Ball. In 2026, they have relied primarily on their Change (73mph) and Fourseam Fastball (86mph), also mixing in a Sinker (84mph) and Slider (70mph).
In 2026, compared to other RHP:
Their change comes in below hitting speed, has an obvious armside fade, dives down out of the zone, generates more whiffs/swing compared to other pitchers' changeups and results in somewhat more flyballs compared to other pitchers' changeups. Their fourseam fastball comes in below hitting speed, generates an extremely high number of swings & misses compared to other pitchers' fourseamers, has heavy sinking action, results in more flyballs compared to other pitchers' fourseamers and has slight armside run. Their sinker is so slow that it is substantially gravitational, has heavy sinking action, has an obvious tail, generates more whiffs/swing compared to other pitchers' sinkers and results in somewhat more groundballs compared to other pitchers' sinkers. Their slider comes in below hitting speed, generates an extremely high number of swings & misses compared to other pitchers' sliders, sweeps across the zone and is an extreme flyball pitch compared to other pitchers' sliders.