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Seth Johnson

Athletics
Number #52
Position RP
Bats R
Throws R
Age 27
Height 6' 1"
Weight 205 lbs
Birth Place Concord, NC
Born Sep 19, 1998

Key Insights

2026
His fastball is the pitch everything else is built on

Johnson's 4-seam fastball averages 97.4 mph, and has touched 99.6.

40 thrown, 44.4% of his pitches.
One pitch of his moves in a way hitters rarely see

Johnson's 4-seam fastball carries 17.8 inches of ride against a spinless ball, the biggest vertical move in his arsenal.

40 thrown, averaging 97.4 mph.
One pitch of his spins more than almost anyone's

Johnson's 4-seam fastball spins at 2,396 rpm, the highest in his arsenal.

40 thrown in 2026.

Movement Profile (Induced Break)

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

Player Bio Data
DOB Sep 19, 1998
Birth Place Concord, NC
Height 6' 1"
Weight 205 lbs LBS
Bats/Throws R/R
College/Draft Campbell