Chicago Cubs
Although they have not thrown an MLB pitch in 2026, Caleb Thielbar threw 6,662 pitches that were tracked by the PITCHf/x system between 2013 and 2025, including pitches thrown in the MLB Regular Season, The World Baseball Classic and Spring Training. In 2025, they relied primarily on their Fourseam Fastball (93mph), Slider (85mph) and Curve (76mph).
In 2025, compared to other LHP:
Their fourseam fastball is straight as an arrow, generates more whiffs/swing compared to other pitchers' fourseamers, results in somewhat more flyballs compared to other pitchers' fourseamers, has slightly above average velo and has some added backspin. Their slider sweeps across the zone and results in somewhat more flyballs compared to other pitchers' sliders. Their curve has an exceptional bite and results in somewhat more groundballs compared to other pitchers' curves.