His fastball is the pitch everything else is built on
Schwellenbach's 4-seam fastball averages 97.1 mph, and has touched 100.2.
555 thrown, 35.3% of his pitches.
He pitches differently depending on which hand is up
Schwellenbach puts 55.6% of his pitches to right-handers in the zone and 46.5% of his pitches to left-handers.
687 pitches to right-handed hitters, 886 to left-handed hitters.
One pitch of his runs sideways more than almost anyone's
Schwellenbach's sinker moves 111.2 inches toward the first-base side, the biggest horizontal move in his arsenal.
158 thrown, averaging 95.6 mph.
This is the pitch he goes to when he needs the out
With two strikes Schwellenbach goes to the splitter: 26.7% of his two-strike pitches, against 8.3% the rest of the time.
476 two-strike pitches in 2025.
He pitches around the zone once runners are on
Schwellenbach throws 43% of his pitches in the zone with a runner in scoring position and 51.8% with the bases empty.
237 pitches with a runner in scoring position, 1336 with the bases empty.
The angle he throws from is unusual, and hitters notice
Schwellenbach releases the ball from a low three-quarters slot, about 28 degrees above horizontal and 2.0 feet to the third-base side of the rubber.
1573 tracked release points, averaging 5.3 feet off the ground.
There is one pitch of his that keeps getting hit
Contact off Schwellenbach's 4-seam fastball leaves the bat at 93.3 mph, against 83.1 off his sinker.
555 and 158 of them thrown.
When he falls behind, hitters know exactly what is coming
Behind in the count Schwellenbach throws a fastball 68.7% of the time, against 46.4% when he is ahead.
332 pitches behind in the count, 532 ahead.
He fills the strike zone and makes hitters beat him
Schwellenbach lives in the strike zone: 50.5% of his pitches are in it, 86th percentile.
1573 pitches in 2025. 86th percentile among qualified pitchers in 2025, 112th in MLB.
He works one part of the zone far more than the rest
Schwellenbach lives at the bottom of the zone: his average pitch crosses at 2.12 feet, against a zone that runs 1.5 to 3.5.
1573 located pitches in 2025.
He throws strikes to one type of hitter and not the other
Schwellenbach lands 62.8% of his fastballs in the zone and only 39.8% of his breaking balls.
890 of his fastballs, 465 of his breaking balls.
One pitch of his moves in a way hitters rarely see
Schwellenbach's 4-seam fastball carries 15.1 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
555 thrown, averaging 97.1 mph.
The gap between his pitches is what makes them work
16.0 mph separates Schwellenbach's 4-seam fastball from his curveball, 97.1 against 81.0.
555 and 180 of them respectively.
He gets ahead early and pitches from in front all night
Schwellenbach throws a strike on the first pitch 68.9% of the time.
434 plate appearances started in 2025.
He throws about as hard as anybody in the league
Schwellenbach averages 91.2 mph across his arsenal, 73rd percentile in the league.
1573 pitches in 2025. 73rd percentile among qualified pitchers in 2025, 211th in MLB.
He gets so far down the mound the ball arrives early
Schwellenbach releases the ball 7.0 feet down the mound, so the ball arrives sooner than the radar gun suggests.
1573 tracked pitches in 2025.
He saves one pitch for one side of the plate
Schwellenbach throws the sinker 20.1% of the time against right-handers and 2.3% against left-handers.
687 pitches to right-handers, 886 to left-handers.
How much of the zone he uses depends on the count
Schwellenbach puts 64.5% of his pitches in the zone when he is behind and 44.5% when he is ahead.
332 located pitches behind, 532 ahead.
His ball is straighter than it should be
Schwellenbach's stuff spins at 2,174 rpm, 28th percentile in the league.
1573 pitches in 2025. 28th percentile among qualified pitchers in 2025, 564th in MLB.
He leaves too much of it over the heart of the plate
22.8% of Schwellenbach's pitches land in the middle third of the zone, the part of the plate hitters do their damage on.
358 of 1573 located pitches.
The contact he allows is the kind that finds grass
The quality of contact against Schwellenbach projects a .349 average, 30th percentile.
1573 pitches in 2025. 30th percentile among qualified pitchers in 2025, 543rd in MLB.
His pitches move in ways that fit together
Schwellenbach works with 6 pitches: 4-Seam Fastball, Slider, Splitter and Curveball, and a little else. The 4-seam fastball is 35.3% of everything he throws.
1573 classified pitches in 2025.
One type of hitter does all the damage against him
Hitters do their damage on his offspeed pitches: a .375 expected average against them, against .338 on his fastballs.
218 of his offspeed pitches thrown.
His velocity drains away as the outing goes on
Schwellenbach's fastball averages 96.5 mph in his first 25 pitches of a start and 95.9 past his 75th.
258 early fastballs, 164 late ones.
One pitch of his spins more than almost anyone's
Schwellenbach's slider spins at 2,349 rpm, the highest in his arsenal.
285 thrown in 2025.
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The numbers behind these live in Pitch Data.
Take me there
His fastball is the pitch everything else is built on
Schwellenbach's 4-seam fastball averages 97.1 mph, and has touched 100.2.
555 thrown, 35.3% of his pitches.
There is one pitch of his that keeps getting hit
Contact off Schwellenbach's 4-seam fastball leaves the bat at 93.3 mph, against 83.1 off his sinker.
555 and 158 of them thrown.
The gap between his pitches is what makes them work
16.0 mph separates Schwellenbach's 4-seam fastball from his curveball, 97.1 against 81.0.
555 and 180 of them respectively.
He saves one pitch for one side of the plate
Schwellenbach throws the sinker 20.1% of the time against right-handers and 2.3% against left-handers.
687 pitches to right-handers, 886 to left-handers.
His pitches move in ways that fit together
Schwellenbach works with 6 pitches: 4-Seam Fastball, Slider, Splitter and Curveball, and a little else. The 4-seam fastball is 35.3% of everything he throws.
1573 classified pitches in 2025.
One pitch of his spins more than almost anyone's
Schwellenbach's slider spins at 2,349 rpm, the highest in his arsenal.
285 thrown in 2025.
The numbers behind these live in Matchups.
Take me there
He pitches differently depending on which hand is up
Schwellenbach puts 55.6% of his pitches to right-handers in the zone and 46.5% of his pitches to left-handers.
687 pitches to right-handed hitters, 886 to left-handed hitters.
The numbers behind these live in Pitch Data.
Take me there
One pitch of his runs sideways more than almost anyone's
Schwellenbach's sinker moves 111.2 inches toward the first-base side, the biggest horizontal move in his arsenal.
158 thrown, averaging 95.6 mph.
One pitch of his moves in a way hitters rarely see
Schwellenbach's 4-seam fastball carries 15.1 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
555 thrown, averaging 97.1 mph.
The numbers behind these live in Pitch Data.
Take me there
This is the pitch he goes to when he needs the out
With two strikes Schwellenbach goes to the splitter: 26.7% of his two-strike pitches, against 8.3% the rest of the time.
476 two-strike pitches in 2025.
When he falls behind, hitters know exactly what is coming
Behind in the count Schwellenbach throws a fastball 68.7% of the time, against 46.4% when he is ahead.
332 pitches behind in the count, 532 ahead.
He gets ahead early and pitches from in front all night
Schwellenbach throws a strike on the first pitch 68.9% of the time.
434 plate appearances started in 2025.
How much of the zone he uses depends on the count
Schwellenbach puts 64.5% of his pitches in the zone when he is behind and 44.5% when he is ahead.
332 located pitches behind, 532 ahead.
The numbers behind these live in Matchups.
Take me there
He pitches around the zone once runners are on
Schwellenbach throws 43% of his pitches in the zone with a runner in scoring position and 51.8% with the bases empty.
237 pitches with a runner in scoring position, 1336 with the bases empty.
The numbers behind these live in Pitch Data.
Take me there
The angle he throws from is unusual, and hitters notice
Schwellenbach releases the ball from a low three-quarters slot, about 28 degrees above horizontal and 2.0 feet to the third-base side of the rubber.
1573 tracked release points, averaging 5.3 feet off the ground.
He gets so far down the mound the ball arrives early
Schwellenbach releases the ball 7.0 feet down the mound, so the ball arrives sooner than the radar gun suggests.
1573 tracked pitches in 2025.
His velocity drains away as the outing goes on
Schwellenbach's fastball averages 96.5 mph in his first 25 pitches of a start and 95.9 past his 75th.
258 early fastballs, 164 late ones.
The numbers behind these live in Pitch Data.
Take me there
He fills the strike zone and makes hitters beat him
Schwellenbach lives in the strike zone: 50.5% of his pitches are in it, 86th percentile.
1573 pitches in 2025. 86th percentile among qualified pitchers in 2025, 112th in MLB.
The numbers behind these live in Pitch Data.
Take me there
He works one part of the zone far more than the rest
Schwellenbach lives at the bottom of the zone: his average pitch crosses at 2.12 feet, against a zone that runs 1.5 to 3.5.
1573 located pitches in 2025.
He leaves too much of it over the heart of the plate
22.8% of Schwellenbach's pitches land in the middle third of the zone, the part of the plate hitters do their damage on.
358 of 1573 located pitches.
The numbers behind these live in Pitch Data.
Take me there
He throws strikes to one type of hitter and not the other
Schwellenbach lands 62.8% of his fastballs in the zone and only 39.8% of his breaking balls.
890 of his fastballs, 465 of his breaking balls.
One type of hitter does all the damage against him
Hitters do their damage on his offspeed pitches: a .375 expected average against them, against .338 on his fastballs.
218 of his offspeed pitches thrown.
The numbers behind these live in Pitch Data.
Take me there
He throws about as hard as anybody in the league
Schwellenbach averages 91.2 mph across his arsenal, 73rd percentile in the league.
1573 pitches in 2025. 73rd percentile among qualified pitchers in 2025, 211th in MLB.
The numbers behind these live in Pitch Data.
Take me there
His ball is straighter than it should be
Schwellenbach's stuff spins at 2,174 rpm, 28th percentile in the league.
1573 pitches in 2025. 28th percentile among qualified pitchers in 2025, 564th in MLB.
The numbers behind these live in Spray Chart.
Take me there
The contact he allows is the kind that finds grass
The quality of contact against Schwellenbach projects a .349 average, 30th percentile.
1573 pitches in 2025. 30th percentile among qualified pitchers in 2025, 543rd in MLB.
Braves
Career team 2024–2025