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Mason Peters

SEA · Low-A · Age 22 · 44.2 IP
LHP Low-A SEA
67.5
TiltValue (ProspectTilt Composite)
Mason Peters is a 22-year-old LHP in the SEA organization, currently at the Low-A level. Across 44.2 innings, Mason has posted a 1.41 ERA with a 2.46 xFIP and 0.83 WHIP. The strikeout rate sits at 37.1% against a 4.7% walk rate, a 32.4% K-BB% and 17.6% swinging-strike rate.
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Core Metrics
ERA
1.41
xFIP
2.46
K%
37.1
BB%
4.7
Command & Stuff
WHIP
0.83
K-BB%
32.4
SwStr%
17.6
IP
44.2
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Data via ProspectTilt PitchIQ — live MiLB Statcast analytics.
Stats current as of June 17, 2026. Updated nightly.
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