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Joey Gerber

Mariners Career team 2020
Number #56
Position RP
Bats R
Throws R
Age 29
Height 6' 4"
Weight 212 lbs
Birth Place Maple Grove, MN
Born May 3, 1997

Key Insights

2026
The angle he throws from is unusual, and hitters notice

Gerber releases the ball from a sidearm slot, about 22 degrees above horizontal and 1.8 feet to the third-base side of the rubber.

129 tracked release points, averaging 5.1 feet off the ground.
One pitch of his moves in a way hitters rarely see

Gerber's 4-seam fastball carries 16.3 inches of ride against a spinless ball, the biggest vertical move in his arsenal.

70 thrown, averaging 93.5 mph.
He saves one pitch for one side of the plate

Gerber throws the 4-seam fastball 59.6% of the time against right-handers and 50% against left-handers.

57 pitches to right-handers, 72 to left-handers.
How much of the zone he uses depends on the count

Gerber puts 59.5% of his pitches in the zone when he is behind and 53.1% when he is ahead.

42 located pitches behind, 32 ahead.
One pitch of his spins more than almost anyone's

Gerber's 4-seam fastball spins at 2,296 rpm, the highest in his arsenal.

70 thrown in 2026.

Movement Profile (Induced Break)

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

Player Bio Data
DOB May 3, 1997
Birth Place Maple Grove, MN
Height 6' 4"
Weight 212 lbs LBS
Bats/Throws R/R