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Starting Pitcher · Miami Marlins

Janson Junk

RHP · Throws Right · Age 30Starter
ERA
4.22
FIP
–
IP
123.2
W-L
6-9
WHIP
1.29
K%
17.0
BB%
6.3
GB%
–
K/9
6.5
HR/9
1.1
Drafted by the New York Yankees in 2017 (round 22), he was signed by the Miami Marlins in free agency in February 2025. He made his MLB debut on September 5, 2021.Facts: MLB StatsAPI (people · transactions)
No scheduled start today. The model projection and lineup matchup appear on start days.

Four-Seam Fastball

FF · lead pitch

36% of pitches · .321 xwOBA allowed · 361 BIP · where it goes, what it costs

Pitcher Locations
where he throws it · catcher’s view
3%4%4%3%1%2%8%10%6%2%3%8%14%13%5%0%1%2%2%1%0%1%2%2%1%
Rare 0% · Common 10% · Very common 20%+
xwOBA Allowed
damage done by zone · all batters
.706.203.199.301–.283.291.355.291.184.275.173.343.322.509–.274.139.130.404––.807.246.696
Cold .200 · Avg .310 · Hot .500+
Expected Damage
locations × damage zones
.018.008.007.010–.006.024.037.018.004.008.013.049.041.027–.003.003.003.004––.019.005.008
Low risk · Average · High-risk zone
Four-Seam Fastball (36% usage) has allowed .321 xwOBA over 361 balls in play — his most-used pitch.

Arsenal

usage × whiff, ranked

6 pitch types · 3,723-pitch sample · 2026/2025/2024 blend, weighted 4/3/1

Four-Seam Fastball FF
36% usage · 12% whiff · .321 xwOBA · 94.1 mph
Slider SL
23% usage · 17% whiff · .350 xwOBA · 86.2 mph
Sweeper ST
14% usage · 16% whiff · .304 xwOBA · 80.1 mph
Changeup CH
14% usage · 19% whiff · .292 xwOBA · 87.4 mph
Curveball CU
10% usage · 15% whiff · .332 xwOBA · 80.8 mph
Sinker SI
2% usage · 5% whiff · .358 xwOBA · 93.8 mph
Whiff% Trend
last 8 outings · by pitch · min 5 swings per point
0102030408/238/268/309/49/99/159/229/27
Four-Seam FastballSliderSweeper
Hand Splits
K% + xwOBA allowed by batter side · 2026/2025/2024 blend, weighted 4/3/1
SplitK%xwOBASample
vs. LHB16.6 .337 550
vs. RHB17 .306 420
Live · client-hydrated

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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