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Relief Pitcher · Baltimore Orioles

Grant Wolfram

LHP · Throws Left · Age 29Reliever
ERA
4.30
FIP
–
IP
52.1
W-L
6-4
WHIP
1.32
K%
27.0
BB%
7.1
GB%
–
K/9
10.5
HR/9
0.5
Drafted by the Texas Rangers in 2018 (round 18), he was acquired by the Baltimore Orioles via trade from the Milwaukee Brewers in April 2025. He made his MLB debut on April 26, 2025.Facts: MLB StatsAPI (people · transactions)
No scheduled start today. The model projection and lineup matchup appear on start days.

Sinker

SI · lead pitch

40% of pitches · .341 xwOBA allowed · 143 BIP · where it goes, what it costs

Pitcher Locations
where he throws it · catcher’s view
0%1%3%4%4%1%4%10%9%5%5%10%13%12%5%1%2%3%2%1%1%2%2%1%0%
Rare 0% · Common 10% · Very common 20%+
xwOBA Allowed
damage done by zone · all batters
––.365.284.732.691.338.399.338.221.271.305.322.308.282––.386.145.052.699.613–.000–
Cold .200 · Avg .310 · Hot .500+
Expected Damage
locations × damage zones
––.009.011.027.006.015.039.030.012.014.031.042.037.013––.010.003.001.010.013–.000–
Low risk · Average · High-risk zone
Sinker (40% usage) has allowed .341 xwOBA over 143 balls in play — his most-used pitch.

Arsenal

usage × whiff, ranked

6 pitch types · 1,374-pitch sample · 2026/2025 blend, weighted 4/3/1

Sinker SI
40% usage · 15% whiff · .341 xwOBA · 95.8 mph
Four-Seam Fastball FF
21% usage · 25% whiff · .268 xwOBA · 95.4 mph
Slider SL
15% usage · 32% whiff · .280 xwOBA · 87.0 mph
Curveball CU
15% usage · 33% whiff · .218 xwOBA · 85.4 mph
Sweeper ST
9% usage · 43% whiff · .197 xwOBA · 86.2 mph
Unknown UN
1% usage
Whiff% Trend
last 8 outings · by pitch · min 5 swings per point
10203040509/69/89/129/149/159/189/209/25
SinkerFour-Seam FastballSlider
Hand Splits
K% + xwOBA allowed by batter side · 2026/2025 blend, weighted 4/3/1
SplitK%xwOBASample
vs. LHB26.4 .286 165
vs. RHB25.4 .291 168
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Market lines

current pick’em lines by book · updates through the day

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DFS picks

today’s picks for this pitcher, probability-sorted · graded nightly

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