San Francisco Giants
Hayden Birdsong has thrown 2,440 pitches that have been tracked by the PITCHf/x system between 2024 and 2025, including pitches thrown in the MLB Regular Season and Spring Training. In 2025, they have relied primarily on their Fourseam Fastball (96mph), also mixing in a Change (89mph), Cutter (89mph), Curve (80mph) and Slider (88mph).
In 2025, compared to other RHP:
Their fourseam fastball generates more whiffs/swing compared to other pitchers' fourseamers, has well above average velo, results in somewhat more flyballs compared to other pitchers' fourseamers and has slightly less natural movement than typical. Their change is thrown extremely hard, is a real worm killer that generates an extreme number of groundballs compared to other pitchers' changeups, dives down out of the zone and generates a high number of swings & misses compared to other pitchers' changeups. Their cutter is a real worm killer that generates an extreme number of groundballs compared to other pitchers' cutters and has some natural sink. Their curve has an exceptional bite, results in more flyballs compared to other pitchers' curves, is slightly harder than usual and has primarily 12-6 movement. Their slider is much harder than usual, has primarily 12-6 movement and results in somewhat more flyballs compared to other pitchers' sliders.