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Geoff Hartlieb

Athletics
Number #31
Position RP
Bats R
Throws R
Age 32
Height 6' 5"
Weight 240 lbs
Birth Place Highland, IL
Born Dec 9, 1993

Key Insights

2026
This is the pitch he goes to when he needs the out

With two strikes Hartlieb goes to the slider: 50.9% of his two-strike pitches, against 29.7% the rest of the time.

108 two-strike pitches in 2026.
When he falls behind, hitters know exactly what is coming

Behind in the count Hartlieb throws a fastball 76% of the time, against 48.7% when he is ahead.

121 pitches behind in the count, 117 ahead.
He works one part of the zone far more than the rest

Hartlieb lives at the bottom of the zone: his average pitch crosses at 2.07 feet, against a zone that runs 1.5 to 3.5.

435 located pitches in 2026.
There is one pitch of his that keeps getting hit

Contact off Hartlieb's cutter leaves the bat at 93.8 mph, against 87.8 off his slider.

69 and 152 of them thrown.
One pitch of his moves in a way hitters rarely see

Hartlieb's 4-seam fastball carries 14.5 inches of ride against a spinless ball, the biggest vertical move in his arsenal.

146 thrown, averaging 95.2 mph.
He saves one pitch for one side of the plate

Hartlieb throws the sinker 26.5% of the time against right-handers and 3.4% against left-handers.

230 pitches to right-handers, 205 to left-handers.

Movement Profile (Induced Break)

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

Player Bio Data
DOB Dec 9, 1993
Birth Place Highland, IL
Height 6' 5"
Weight 240 lbs LBS
Bats/Throws R/R