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Relief Pitcher · Boston Red Sox

Jack Anderson

RHP · Throws Right · Age 26Reliever
ERA
3.38
FIP
–
IP
8.0
W-L
0-0
WHIP
1.25
K%
18.8
BB%
6.3
GB%
–
K/9
6.8
HR/9
1.1
Drafted by the Detroit Tigers in 2021 (round 16). He made his MLB debut on April 14, 2026.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 · .454 xwOBA allowed · 12 BIP · where it goes, what it costs

Pitcher Locations
where he throws it · catcher’s view
0%4%8%4%0%0%8%12%10%2%2%6%18%10%2%0%2%2%4%0%0%4%0%0%0%
Rare 0% · Common 10% · Very common 20%+
Four-Seam Fastball (36% usage) has allowed .454 xwOBA over 12 balls in play — his most-used pitch.

Arsenal

usage × whiff, ranked

6 pitch types · 141-pitch sample · 2026 season

Four-Seam Fastball FF
36% usage · 4% whiff · .454 xwOBA · 90.7 mph
Slider SL
23% usage · .756 xwOBA · 83.5 mph
Splitter FS
21% usage · 24% whiff · .246 xwOBA · 81.6 mph
Sweeper ST
11% usage · .082 xwOBA
Curveball CU
7% usage
Unknown UN
1% usage
Whiff% Trend
last 4 outings · by pitch · min 5 swings per point
0102030405060703/214/144/194/21
Four-Seam FastballSliderSplitter
Hand Splits
K% + xwOBA allowed by batter side · 2026 season
SplitK%xwOBASample
vs. LHB– – 16
vs. RHB– – 16
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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