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Matt Krook

Athletics Career team 2025 to 2026
Number #58
Position RP
Bats L
Throws L
Age 32
Height 6' 4"
Weight 225 lbs
Birth Place Hillsborough, CA
Born Oct 21, 1994

Key Insights

2026
His fastball is the pitch everything else is built on

Krook's sinker averages 89.6 mph, and has touched 91.9.

78 thrown, 43.6% of his pitches.
When he falls behind, hitters know exactly what is coming

Behind in the count Krook throws a fastball 67.8% of the time, against 23.3% when he is ahead.

59 pitches behind in the count, 43 ahead.
He works one part of the zone far more than the rest

Krook lives at the bottom of the zone: his average pitch crosses at 1.82 feet, against a zone that runs 1.5 to 3.5.

179 located pitches in 2026.
This is the pitch he goes to when he needs the out

With two strikes Krook goes to the sweeper: 66% of his two-strike pitches, against 46.5% the rest of the time.

50 two-strike pitches in 2026.
The angle he throws from is unusual, and hitters notice

Krook releases the ball from a low three-quarters slot, about 26 degrees above horizontal and 3.0 feet to the first-base side of the rubber.

179 tracked release points, averaging 5.9 feet off the ground.
One pitch of his runs sideways more than almost anyone's

Krook's sinker moves 15.8 inches toward the first-base side, the biggest horizontal move in his arsenal.

78 thrown, averaging 89.6 mph.

Movement Profile (Induced Break)

Catcher's Perspective • Pitch movement relative to a spinless ball

Player Bio Data
DOB Oct 21, 1994
Birth Place Hillsborough, CA
Height 6' 4"
Weight 225 lbs LBS
Bats/Throws L/L
College/Draft Oregon