DataBaseball
2026
Steven Wilson headshot

Pitcher · 2025

Steven Wilson

Age
31
B/T
R/R
Height
6' 4"
Weight
220 lb
Number
#24
Born
August 24, 1994 in Littleton, CO, USA
MLB debut
April 9, 2022
Drafted
2012, round 35
College
Santa Clara
High school
Dakota Ridge
dbWAR
-.7
2 season(s)
IP
55.1
ERA
3.42
FIP
4.29
K/9
8.3
FIP−
103
100 = avg

Steven Wilson is a relief pitcher for the Chicago White Sox. In 2025 he struck out 51 batters over 55.1 innings across 59 appearances, going 2-2. His ERA of 3.42 was 17.9% lower than the league average of 4.16 — 5th of 19 on his team, and 190th of 542 among MLB pitchers with 20+ innings. Stripping out defence, his 4.29 FIP suggests that his ERA had some help behind him. He missed bats on 24.9% of swings (11.9% of every pitch he threw), walked 9.1% of the batters he faced and struck out 21.2%. His 0.2 dbWAR is built from that FIP rather than runs allowed, so it credits him for what he controls and not for the defence behind him.

League context

Percentile among qualified pitchers, 2025.

FIP4.29
K/98.3
WHIP1.30
WAR.2

Platoon splits

How left- and right-handed hitters fare against him.

Opponent batting by the side the hitter bats from, 2025. Counted from play-by-play, so totals can differ from the box-score season line by a plate appearance or two.
SplitPAABHHRBBSOAVGOBPSLGwOBAK%
vs LHB9180265918.325.396.537.39919.8%
vs RHB1501292421333.186.260.271.23822.0%

Pitch sequencing

What Steven Wilson throws in each count, and what he follows each pitch with. Select any cell for the breakdown.

ShowBatter
SweeperFour-seamChangeupCutter

Select a count to see exactly what Steven Wilson throws in it.

Pitch arsenal

What he throws, how hard, and how often it misses in 2025.

Sweeper58.1%56882.12,64844.2%26.6%
Four-Seam Fastball33.2%32593.92,49151.1%20.8%
Changeup7.4%7284.91,43531.9%29.4%
Cutter1.1%1190.02,74654.5%25.0%
Steven Wilson's arsenal by usage. Velocity is average release speed in mph, spin in rpm, and whiff rate is misses per swing — the cleanest single measure of whether a pitch beats hitters.

Pitching

Standard and advanced, by season.

Trend
202559055.1222502151223.424.291.308.33.6821030.2
202440034.2160292234265.716.711.598.86.8140165-0.9

Head to head

Put Steven Wilson beside up to three others.

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Steven Wilson

Similar players

Nearest 2025 seasons by command, run prevention and role, on rate statistics rather than totals.

How these are computed

wOBA uses linear weights measured from this season's own play-by-play rather than published constants, and wRC+ is park-adjusted against that same league. dbWAR is our own open implementation — not fWAR or bWAR — and the full derivation, including its simplifications, is on the methodology page.