Boston Red Sox
Joe La Sorsa has thrown 3,926 pitches that have been tracked by the PITCHf/x system between 2023 and 2026, including pitches thrown in the MLB Regular Season, The World Baseball Classic and Spring Training. In 2026, they have relied primarily on their Slider (77mph) and Sinker (90mph), also mixing in a Change (83mph) and Fourseam Fastball (93mph).
In 2026, compared to other LHP:
Their slider comes in below hitting speed, sweeps across the zone, results in somewhat more flyballs compared to other pitchers' sliders and has some two-plane movement. Their sinker has heavy sinking action, generates a high number of swings & misses compared to other pitchers' sinkers and has slight armside run. Their change results in somewhat more flyballs compared to other pitchers' changeups and has some natural sink to it. Their fourseam fastball has heavy sinking action, generates a very high amount of groundballs compared to other pitchers' fourseamers, generates fewer whiffs/swing compared to other pitchers' fourseamers, has slight armside run and has slightly above average velo.