One pitch of his runs sideways more than almost anyone's
Leahy's sweeper moves 16.4 inches toward the first-base side, the biggest horizontal move in his arsenal.
317 thrown, averaging 84.8 mph.
The angle he throws from is unusual, and hitters notice
Leahy releases the ball from a low three-quarters slot, about 30 degrees above horizontal and 1.8 feet to the third-base side of the rubber.
2328 tracked release points, averaging 5.5 feet off the ground.
He throws strikes to one type of hitter and not the other
Leahy lands 50.8% of his fastballs in the zone and only 28.2% of his offspeed pitches.
319 of his fastballs, 71 of his offspeed pitches.
His pitches move in ways that fit together
Leahy works with 6 pitches: 4-Seam Fastball, Slider, Curveball and Changeup, and a little else. The 4-seam fastball is 26.1% of everything he throws.
2329 classified pitches in 2026.
How much of the zone he uses depends on the count
Leahy puts 61.6% of his pitches in the zone when he is behind and 37.6% when he is ahead.
583 located pitches behind, 672 ahead.
He pitches around the zone once runners are on
Leahy throws 37% of his pitches in the zone with a runner in scoring position and 43.1% with the bases empty.
166 pitches with a runner in scoring position, 524 with the bases empty.
He gets so far down the mound the ball arrives early
Leahy releases the ball 7.2 feet down the mound, so the ball arrives sooner than the radar gun suggests.
2152 tracked pitches in 2026.
Too much of the contact against him is loud
51.2% of the contact Leahy gives up is hit hard, 9th percentile.
690 pitches in 2026. 9th percentile among qualified pitchers in 2026, 491st in MLB.
One pitch of his moves in a way hitters rarely see
Leahy's 4-seam fastball carries 14.0 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
609 thrown, averaging 94.3 mph.
He saves one pitch for one side of the plate
Leahy throws the sinker 23.4% of the time against right-handers and 4.2% against left-handers.
1080 pitches to right-handers, 1249 to left-handers.
When hitters connect off him, they hit it hard
Hitters average 91.5 mph off the bat against Leahy, 11th percentile.
690 pitches in 2026. 11th percentile among qualified pitchers in 2026, 477th in MLB.
He works one part of the zone far more than the rest
Leahy lives at the bottom of the zone: his average pitch crosses at 2.27 feet, against a zone that runs 1.5 to 3.5.
2328 located pitches in 2026.
This is the pitch he goes to when he needs the out
With two strikes Leahy goes to the curveball: 21.6% of his two-strike pitches, against 13.9% the rest of the time.
691 two-strike pitches in 2026.
His velocity drains away as the outing goes on
Leahy's fastball averages 94.9 mph in his first 25 pitches of a start and 93.6 past his 75th.
326 early fastballs, 97 late ones.
One type of hitter does all the damage against him
Hitters do their damage on his offspeed pitches: a .403 expected average against them, against .349 on his breaking balls.
71 of his offspeed pitches thrown.
The contact he allows is the kind that finds grass
The quality of contact against Leahy projects a .370 average, 13th percentile.
690 pitches in 2026. 13th percentile among qualified pitchers in 2026, 465th in MLB.
One pitch of his spins more than almost anyone's
Leahy's sweeper spins at 2,629 rpm, the highest in his arsenal.
317 thrown in 2026.
He pitches differently depending on which hand is up
Leahy puts 43.5% of his pitches to right-handers in the zone and 40.1% of his pitches to left-handers.
317 pitches to right-handed hitters, 373 to left-handed hitters.
There is one pitch of his that keeps getting hit
Contact off Leahy's 4-seam fastball leaves the bat at 93.0 mph, against 89.2 off his changeup.
609 and 338 of them thrown.
He cannot find the zone often enough
Leahy works off the plate, with only 41.7% of his pitches in the zone, 36th percentile.
690 pitches in 2026. 36th percentile among qualified pitchers in 2026, 345th in MLB.
When he falls behind, hitters know exactly what is coming
Behind in the count Leahy throws a fastball 43.1% of the time, against 35.9% when he is ahead.
583 pitches behind in the count, 672 ahead.
The gap between his pitches is what makes them work
11.3 mph separates Leahy's 4-seam fastball from his curveball, 94.3 against 83.0.
609 and 377 of them respectively.
He gets ahead early and pitches from in front all night
Leahy throws a strike on the first pitch 62.4% of the time.
598 plate appearances started in 2026.
His fastball is the pitch everything else is built on
Leahy's 4-seam fastball averages 94.3 mph, and has touched 97.4.
609 thrown, 26.1% of his pitches.
His ball is straighter than it should be
Leahy's stuff spins at 2,208 rpm, 39th percentile in the league.
690 pitches in 2026. 39th percentile among qualified pitchers in 2026, 329th in MLB.
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The numbers behind these live in Pitch Data.
Take me there
One pitch of his runs sideways more than almost anyone's
Leahy's sweeper moves 16.4 inches toward the first-base side, the biggest horizontal move in his arsenal.
317 thrown, averaging 84.8 mph.
One pitch of his moves in a way hitters rarely see
Leahy's 4-seam fastball carries 14.0 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
609 thrown, averaging 94.3 mph.
The numbers behind these live in Pitch Data.
Take me there
The angle he throws from is unusual, and hitters notice
Leahy releases the ball from a low three-quarters slot, about 30 degrees above horizontal and 1.8 feet to the third-base side of the rubber.
2328 tracked release points, averaging 5.5 feet off the ground.
He gets so far down the mound the ball arrives early
Leahy releases the ball 7.2 feet down the mound, so the ball arrives sooner than the radar gun suggests.
2152 tracked pitches in 2026.
His velocity drains away as the outing goes on
Leahy's fastball averages 94.9 mph in his first 25 pitches of a start and 93.6 past his 75th.
326 early fastballs, 97 late ones.
The numbers behind these live in Pitch Data.
Take me there
He throws strikes to one type of hitter and not the other
Leahy lands 50.8% of his fastballs in the zone and only 28.2% of his offspeed pitches.
319 of his fastballs, 71 of his offspeed pitches.
One type of hitter does all the damage against him
Hitters do their damage on his offspeed pitches: a .403 expected average against them, against .349 on his breaking balls.
71 of his offspeed pitches thrown.
The numbers behind these live in Pitch Data.
Take me there
His pitches move in ways that fit together
Leahy works with 6 pitches: 4-Seam Fastball, Slider, Curveball and Changeup, and a little else. The 4-seam fastball is 26.1% of everything he throws.
2329 classified pitches in 2026.
He saves one pitch for one side of the plate
Leahy throws the sinker 23.4% of the time against right-handers and 4.2% against left-handers.
1080 pitches to right-handers, 1249 to left-handers.
One pitch of his spins more than almost anyone's
Leahy's sweeper spins at 2,629 rpm, the highest in his arsenal.
317 thrown in 2026.
There is one pitch of his that keeps getting hit
Contact off Leahy's 4-seam fastball leaves the bat at 93.0 mph, against 89.2 off his changeup.
609 and 338 of them thrown.
The gap between his pitches is what makes them work
11.3 mph separates Leahy's 4-seam fastball from his curveball, 94.3 against 83.0.
609 and 377 of them respectively.
His fastball is the pitch everything else is built on
Leahy's 4-seam fastball averages 94.3 mph, and has touched 97.4.
609 thrown, 26.1% of his pitches.
The numbers behind these live in Pitch Data.
Take me there
How much of the zone he uses depends on the count
Leahy puts 61.6% of his pitches in the zone when he is behind and 37.6% when he is ahead.
583 located pitches behind, 672 ahead.
This is the pitch he goes to when he needs the out
With two strikes Leahy goes to the curveball: 21.6% of his two-strike pitches, against 13.9% the rest of the time.
691 two-strike pitches in 2026.
When he falls behind, hitters know exactly what is coming
Behind in the count Leahy throws a fastball 43.1% of the time, against 35.9% when he is ahead.
583 pitches behind in the count, 672 ahead.
He gets ahead early and pitches from in front all night
Leahy throws a strike on the first pitch 62.4% of the time.
598 plate appearances started in 2026.
The numbers behind these live in Matchups.
Take me there
He pitches around the zone once runners are on
Leahy throws 37% of his pitches in the zone with a runner in scoring position and 43.1% with the bases empty.
166 pitches with a runner in scoring position, 524 with the bases empty.
The numbers behind these live in Spray Chart.
Take me there
Too much of the contact against him is loud
51.2% of the contact Leahy gives up is hit hard, 9th percentile.
690 pitches in 2026. 9th percentile among qualified pitchers in 2026, 491st in MLB.
When hitters connect off him, they hit it hard
Hitters average 91.5 mph off the bat against Leahy, 11th percentile.
690 pitches in 2026. 11th percentile among qualified pitchers in 2026, 477th in MLB.
The contact he allows is the kind that finds grass
The quality of contact against Leahy projects a .370 average, 13th percentile.
690 pitches in 2026. 13th percentile among qualified pitchers in 2026, 465th 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
Leahy lives at the bottom of the zone: his average pitch crosses at 2.27 feet, against a zone that runs 1.5 to 3.5.
2328 located pitches in 2026.
The numbers behind these live in Matchups.
Take me there
He pitches differently depending on which hand is up
Leahy puts 43.5% of his pitches to right-handers in the zone and 40.1% of his pitches to left-handers.
317 pitches to right-handed hitters, 373 to left-handed hitters.
The numbers behind these live in Pitch Data.
Take me there
He cannot find the zone often enough
Leahy works off the plate, with only 41.7% of his pitches in the zone, 36th percentile.
690 pitches in 2026. 36th percentile among qualified pitchers in 2026, 345th in MLB.
The numbers behind these live in Pitch Data.
Take me there
His ball is straighter than it should be
Leahy's stuff spins at 2,208 rpm, 39th percentile in the league.
690 pitches in 2026. 39th percentile among qualified pitchers in 2026, 329th in MLB.
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