Boston Red Sox
John Schreiber has thrown 2,513 pitches that have been tracked by the PITCHf/x system between 2019 and 2023, including pitches thrown in the MLB Regular Season and Spring Training. In 2023, they have relied primarily on their Slider (81mph), Fourseam Fastball (93mph) and Sinker (93mph), also mixing in a Change (88mph).