Oakland Athletics
Although they have not thrown an MLB pitch in 2025, Jason Alexander threw 4,292 pitches that were tracked by the PITCHf/x system between 2019 and 2024, including pitches thrown in the MLB Regular Season and Spring Training. In 2024, they relied primarily on their Sinker (89mph), Change (79mph) and Slider (79mph), also mixing in a Cutter (87mph). He also rarely threw a Fourseam Fastball (92mph).