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Relief Pitcher · Arizona Diamondbacks

Jonathan Loáisiga

RHP · Throws Right · Age 31Reliever

ERA

2.63

FIP

–

51.1

W-L

4-3

WHIP

1.07

17.8

BB%

5.4

GB%

–

K/9

6.3

HR/9

0.5

He was signed by the Arizona Diamondbacks in free agency in January 2026. He made his MLB debut on June 15, 2018.Facts: MLB StatsAPI (people · transactions)

No scheduled start today. The model projection and lineup matchup appear on start days.

Sinker

SI · lead pitch

39% of pitches · .273 xwOBA allowed · 161 BIP · where it goes, what it costs

Pitcher Locations

where he throws it · catcher’s view

Rare 0% · Common 10% · Very common 20%+

xwOBA Allowed

damage done by zone · all batters

Cold .200 · Avg .310 · Hot .500+

Expected Damage

locations × damage zones

Low risk · Average · High-risk zone

Sinker (39% usage) has allowed .273 xwOBA over 161 balls in play — his most-used pitch.

Arsenal

usage × whiff, ranked

7 pitch types · 1,325-pitch sample · 2026/2025/2024 blend, weighted 4/3/1

Sinker SI

39% usage · 16% whiff · .273 xwOBA · 97.7 mph

Changeup CH

25% usage · 33% whiff · .244 xwOBA · 90.9 mph

Curveball CU

17% usage · 28% whiff · .276 xwOBA · 89.5 mph

Four-Seam Fastball FF

13% usage · 13% whiff · .416 xwOBA · 97.5 mph

Cutter FC

4% usage · 17% whiff · .308 xwOBA · 95.6 mph

Unknown UN

2% usage · .000 xwOBA

Two-Seam Fastball FT

1% usage · .604 xwOBA

Whiff% Trend

last 8 outings · by pitch · min 5 swings per point

SinkerChangeupCurveball

Hand Splits

K% + xwOBA allowed by batter side · 2026/2025/2024 blend, weighted 4/3/1

Split	K%	xwOBA	Sample
vs. LHB	17.9	.300	152
vs. RHB	19	.254	186

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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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