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Jack Ralston

MIA · Triple-A · Age 28 · 34.2 IP
RHP Triple-A MIA
42.9
TiltValue (ProspectTilt Composite)
Jack Ralston is a 28-year-old RHP in the MIA organization, currently at the Triple-A level. Across 34.2 innings, Jack has posted a 1.04 ERA with a 4.03 xFIP and 0.89 WHIP. The strikeout rate sits at 31.6% against a 11.8% walk rate, a 19.8% K-BB% and 14.9% swinging-strike rate.
On the Statcast side, the fastball averages 85.5 mph (topping at 96.1) with +6.1" of induced vertical break and a -8.22° vertical approach angle.
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Core Metrics
ERA
1.04
xFIP
4.03
K%
31.6
BB%
11.8
Command & Stuff
WHIP
0.89
K-BB%
19.8
SwStr%
14.9
IP
34.2
Statcast Fastball Profile
Velo
85.5
Max
96.1
IVB
+6.1"
VAA
-8.22°
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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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