When he falls behind, hitters know exactly what is coming
Behind in the count Seymour throws a fastball 64.6% of the time, against 26.7% when he is ahead.
79 pitches behind in the count, 131 ahead.
One pitch of his moves in a way hitters rarely see
Seymour's 4-seam fastball carries 17.2 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
73 thrown, averaging 91.7 mph.
There is one pitch of his that keeps getting hit
Contact off Seymour's 4-seam fastball leaves the bat at 92.3 mph, against 77.8 off his sinker.
73 and 74 of them thrown.
He pitches differently depending on which hand is up
Seymour puts 39.6% of his pitches to right-handers in the zone and 47.4% of his pitches to left-handers.
197 pitches to right-handed hitters, 156 to left-handed hitters.
His fastball is the pitch everything else is built on
Seymour's sinker averages 90.2 mph, and has touched 91.8.
74 thrown, 21% of his pitches.
One pitch of his runs sideways more than almost anyone's
Seymour's changeup moves 16.7 inches toward the first-base side, the biggest horizontal move in his arsenal.
114 thrown, averaging 83.4 mph.
He gets by without much velocity, and it costs him
Seymour averages 86.3 mph across his arsenal, 12th percentile in the league.
353 pitches in 2026. 12th percentile among qualified pitchers in 2026, 473rd in MLB.
This is the pitch he goes to when he needs the out
With two strikes Seymour goes to the 4-seam fastball: 30.8% of his two-strike pitches, against 15.7% the rest of the time.
117 two-strike pitches in 2026.
His ball is straighter than it should be
Seymour's stuff spins at 1,965 rpm, 6th percentile in the league.
353 pitches in 2026. 6th percentile among qualified pitchers in 2026, 505th in MLB.
He throws strikes to one type of hitter and not the other
Seymour lands 49.4% of his breaking balls in the zone and only 30.7% of his offspeed pitches.
81 of his breaking balls, 114 of his offspeed pitches.
He gets ahead early and pitches from in front all night
Seymour throws a strike on the first pitch 69.2% of the time.
91 plate appearances started in 2026.
His pitches move in ways that fit together
Seymour works with 5 pitches: Changeup, Sinker, 4-Seam Fastball and Sweeper, and a little else. The changeup is 32.3% of everything he throws.
353 classified pitches in 2026.
Hitters cannot square him up, the contact is weak
Contact against Seymour is weak: 86.2 mph off the bat on average, 79th percentile.
353 pitches in 2026. 79th percentile among qualified pitchers in 2026, 113th in MLB.
The angle he throws from is unusual, and hitters notice
Seymour releases the ball from a low three-quarters slot, about 41 degrees above horizontal and 1.6 feet to the first-base side of the rubber.
353 tracked release points, averaging 5.6 feet off the ground.
He works one part of the zone far more than the rest
Seymour lives at the bottom of the zone: his average pitch crosses at 2.31 feet, against a zone that runs 1.5 to 3.5.
353 located pitches in 2026.
One type of hitter does all the damage against him
Hitters do their damage on his fastballs: a .351 expected average against them, against .308 on his breaking balls.
158 of his fastballs thrown.
He saves one pitch for one side of the plate
Seymour throws the 4-seam fastball 26.4% of the time against right-handers and 13.5% against left-handers.
197 pitches to right-handers, 156 to left-handers.
He lives on the edges rather than over the middle
18.4% of Seymour's pitches land in the middle third of the zone, well below what most pitchers give away.
65 of 353 located pitches.
How much of the zone he uses depends on the count
Seymour puts 49.4% of his pitches in the zone when he is behind and 38.9% when he is ahead.
79 located pitches behind, 131 ahead.
The contact he allows is the kind that finds grass
The quality of contact against Seymour projects a .341 average, 34th percentile.
353 pitches in 2026. 34th percentile among qualified pitchers in 2026, 355th in MLB.
The gap between his pitches is what makes them work
10.3 mph separates Seymour's 4-seam fastball from his sweeper, 91.7 against 81.5.
73 and 62 of them respectively.
One pitch exists only to make the hitter think
Seymour has thrown 11 cutters this season, 3.1% of his pitches, at 87.1 mph: a look rather than a weapon.
353 classified pitches in 2026.
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The numbers behind these live in Pitch Data.
Take me there
When he falls behind, hitters know exactly what is coming
Behind in the count Seymour throws a fastball 64.6% of the time, against 26.7% when he is ahead.
79 pitches behind in the count, 131 ahead.
This is the pitch he goes to when he needs the out
With two strikes Seymour goes to the 4-seam fastball: 30.8% of his two-strike pitches, against 15.7% the rest of the time.
117 two-strike pitches in 2026.
He gets ahead early and pitches from in front all night
Seymour throws a strike on the first pitch 69.2% of the time.
91 plate appearances started in 2026.
How much of the zone he uses depends on the count
Seymour puts 49.4% of his pitches in the zone when he is behind and 38.9% when he is ahead.
79 located pitches behind, 131 ahead.
The numbers behind these live in Pitch Data.
Take me there
One pitch of his moves in a way hitters rarely see
Seymour's 4-seam fastball carries 17.2 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
73 thrown, averaging 91.7 mph.
One pitch of his runs sideways more than almost anyone's
Seymour's changeup moves 16.7 inches toward the first-base side, the biggest horizontal move in his arsenal.
114 thrown, averaging 83.4 mph.
The numbers behind these live in Pitch Data.
Take me there
There is one pitch of his that keeps getting hit
Contact off Seymour's 4-seam fastball leaves the bat at 92.3 mph, against 77.8 off his sinker.
73 and 74 of them thrown.
His fastball is the pitch everything else is built on
Seymour's sinker averages 90.2 mph, and has touched 91.8.
74 thrown, 21% of his pitches.
His pitches move in ways that fit together
Seymour works with 5 pitches: Changeup, Sinker, 4-Seam Fastball and Sweeper, and a little else. The changeup is 32.3% of everything he throws.
353 classified pitches in 2026.
He saves one pitch for one side of the plate
Seymour throws the 4-seam fastball 26.4% of the time against right-handers and 13.5% against left-handers.
197 pitches to right-handers, 156 to left-handers.
The gap between his pitches is what makes them work
10.3 mph separates Seymour's 4-seam fastball from his sweeper, 91.7 against 81.5.
73 and 62 of them respectively.
One pitch exists only to make the hitter think
Seymour has thrown 11 cutters this season, 3.1% of his pitches, at 87.1 mph: a look rather than a weapon.
353 classified pitches in 2026.
The numbers behind these live in Matchups.
Take me there
He pitches differently depending on which hand is up
Seymour puts 39.6% of his pitches to right-handers in the zone and 47.4% of his pitches to left-handers.
197 pitches to right-handed hitters, 156 to left-handed hitters.
The numbers behind these live in Pitch Data.
Take me there
He gets by without much velocity, and it costs him
Seymour averages 86.3 mph across his arsenal, 12th percentile in the league.
353 pitches in 2026. 12th percentile among qualified pitchers in 2026, 473rd in MLB.
The numbers behind these live in Pitch Data.
Take me there
His ball is straighter than it should be
Seymour's stuff spins at 1,965 rpm, 6th percentile in the league.
353 pitches in 2026. 6th percentile among qualified pitchers in 2026, 505th in MLB.
The numbers behind these live in Pitch Data.
Take me there
He throws strikes to one type of hitter and not the other
Seymour lands 49.4% of his breaking balls in the zone and only 30.7% of his offspeed pitches.
81 of his breaking balls, 114 of his offspeed pitches.
One type of hitter does all the damage against him
Hitters do their damage on his fastballs: a .351 expected average against them, against .308 on his breaking balls.
158 of his fastballs thrown.
The numbers behind these live in Spray Chart.
Take me there
Hitters cannot square him up, the contact is weak
Contact against Seymour is weak: 86.2 mph off the bat on average, 79th percentile.
353 pitches in 2026. 79th percentile among qualified pitchers in 2026, 113th in MLB.
The contact he allows is the kind that finds grass
The quality of contact against Seymour projects a .341 average, 34th percentile.
353 pitches in 2026. 34th percentile among qualified pitchers in 2026, 355th in MLB.
The numbers behind these live in Pitch Data.
Take me there
The angle he throws from is unusual, and hitters notice
Seymour releases the ball from a low three-quarters slot, about 41 degrees above horizontal and 1.6 feet to the first-base side of the rubber.
353 tracked release points, averaging 5.6 feet off the ground.
The numbers behind these live in Pitch Data.
Take me there
He works one part of the zone far more than the rest
Seymour lives at the bottom of the zone: his average pitch crosses at 2.31 feet, against a zone that runs 1.5 to 3.5.
353 located pitches in 2026.
He lives on the edges rather than over the middle
18.4% of Seymour's pitches land in the middle third of the zone, well below what most pitchers give away.
65 of 353 located pitches.