San Francisco Giants
Hayden Birdsong has thrown 2,680 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 Cutter (89mph), Change (89mph), Curve (80mph) and Slider (87mph).
In 2025, compared to other RHP:
Their fourseam fastball generates more whiffs/swing compared to other pitchers' fourseamers, results in more flyballs compared to other pitchers' fourseamers, has well above average velo and has slightly less natural movement than typical. Their cutter generates a very high amount of groundballs compared to other pitchers' cutters, generates more whiffs/swing compared to other pitchers' cutters and has some natural sink. Their change is thrown extremely hard, dives down out of the zone, generates more whiffs/swing compared to other pitchers' changeups and results in many more groundballs compared to other pitchers' changeups. Their curve has an exceptional bite, has primarily 12-6 movement, is slightly harder than usual and results in somewhat more flyballs compared to other pitchers' curves. Their slider results in more flyballs compared to other pitchers' sliders, is much harder than usual, has primarily 12-6 movement and has some two-plane movement.