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JB Middleton

ATL · Low-A · Age 22 · 20.0 IP
RHP Low-A ATL
9.6
TiltValue (ProspectTilt Composite)
JB Middleton is a 22-year-old RHP in the ATL organization, currently at the Low-A level. Across 20.0 innings, JB has posted a 4.95 ERA with a 4.75 xFIP and 1.70 WHIP. The strikeout rate sits at 19.4% against a 14.0% walk rate, a 5.4% K-BB% and 13.3% swinging-strike rate.
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Core Metrics
ERA
4.95
xFIP
4.75
K%
19.4
BB%
14.0
Command & Stuff
WHIP
1.70
K-BB%
5.4
SwStr%
13.3
IP
20.0
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Data via ProspectTilt PitchIQ — live MiLB Statcast analytics.
Stats current as of June 03, 2026. Updated nightly.
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