Arizona Diamondbacks · Pitcher · #43
Jonathan Loáisiga
Age 315' 11" · 195lbBats R · Throws RDebut 2018From Managua
ERA
2.58
W-L
5-3
K
37
WHIP
1.07
WAR
0.7
FIP
3.10
League Percentile
2026 season · percentile vs 54 qualified pitchersERA
91
2.58WHIP
81
1.07Strikeouts
0
37K/9
7
6.36Wins
9
5Bottom of leagueAverage (50)Top of league
⚠ Below the qualified innings threshold. Percentiles are for reference only.
the entire league · by ERA
Top 9%
Jonathan Loáisiga's ERA (2.58) ranks above average among 54 qualified pitchers. The number on each bar is a percentile (higher is better); use the tabs to change the comparison pool.
PITCHING
Season · Career| Category | Games | ERA | Wins | Losses | Saves | Innings | Strikeouts | Walks | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2026 Season | 54 | 2.58 | 5 | 3 | 1 | 52.1 | 37 | 11 | 1.07 |
| Career | 247 | 3.37 | 24 | 15 | 9 | 301.2 | 269 | 93 | 1.23 |
Hover over a stat for its definition.
ARSENAL
Pitch arsenal · 2026 usage and average velocitySinker32.8%avg 157 km/h
Changeup28.6%avg 146 km/h
Four-Seam16.1%avg 157 km/h
Curveball15.9%avg 144 km/h
Cutter6.6%avg 155 km/h
ADVANCED
Advanced metrics · 2026 seasonBABIP
.276
K/9
6.36
BB/9
1.89
HR/9
0.52
Quality starts
0
Whiff%
22.5%
GAME LOG
Last 10 games · includes team result| Date | Opp | Innings | Hits | ER | Walks | Strikeouts | Team |
|---|---|---|---|---|---|---|---|
| 08.23 | vs CIN | 1.0 | 1 | 0 | 0 | 1 | W |
| 08.19 | @ BOS | 2.0 | 1 | 0 | 0 | 0 | W |
| 08.18 | @ BOS | 1.0 | 1 | 0 | 0 | 0 | L |
| 08.15 | @ ATL | 1.0 | 0 | 0 | 0 | 0 | W |
| 08.08 | vs LAD | 1.0 | 3 | 1 | 0 | 2 | L |
| 08.06 | vs SD | 1.1 | 0 | 0 | 0 | 2 | L |
| 08.04 | vs SD | 1.0 | 2 | 1 | 1 | 0 | L |
| 08.01 | @ CLE | 1.0 | 2 | 1 | 0 | 0 | W |
| 07.31 | @ CLE | 1.0 | 0 | 0 | 1 | 1 | W |
| 07.27 | @ PIT | 1.0 | 2 | 1 | 0 | 1 | L |
SPLITS
Situational splits (2026)Home
Opp AVG.263
IP26.2
K19
WHIP1.20
Away
Opp AVG.211
IP25.2
K18
WHIP0.94
vs LHP
Opp AVG.313
IP24.2
K19
WHIP1.54
vs RHP
Opp AVG.161
IP27.2
K18
WHIP0.65
RISP
Opp AVG.173
IP17.2
K12
WHIP0.79
YEAR BY YEAR
Year-by-year · Career trendsERALower is better
▼ Trending up year over yearShow yearly figures
| Year | ERA |
|---|---|
| 2018 | 5.11 |
| 2019 | 4.55 |
| 2020 | 3.52 |
| 2021 | 2.17 |
| 2022 | 4.13 |
| 2023 | 3.06 |
| 2024 | 0.00 |
| 2025 | 4.25 |
| 2026 | 2.58 |
WHIPLower is better
▼ Trending up year over yearShow yearly figures
| Year | WHIP |
|---|---|
| 2018 | 1.54 |
| 2019 | 1.48 |
| 2020 | 1.22 |
| 2021 | 1.02 |
| 2022 | 1.29 |
| 2023 | 0.85 |
| 2024 | 2.00 |
| 2025 | 1.48 |
| 2026 | 1.07 |
Strikeouts
▲ Trending up year over yearShow yearly figures
| Year | Strikeouts |
|---|---|
| 2018 | 33 |
| 2019 | 37 |
| 2020 | 22 |
| 2021 | 69 |
| 2022 | 37 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 25 |
| 2026 | 37 |
| Year | Team | Games | ERA | Wins | Losses | Saves | Innings | Strikeouts | Walks | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | NYY | 9 | 5.11 | 2 | 0 | 0 | 24.2 | 33 | 12 | 1.54 |
| 2019 | NYY | 15 | 4.55 | 2 | 2 | 0 | 31.2 | 37 | 16 | 1.48 |
| 2020 | NYY | 12 | 3.52 | 3 | 0 | 0 | 23.0 | 22 | 7 | 1.22 |
| 2021 | NYY | 57 | 2.17 | 9 | 4 | 5 | 70.2 | 69 | 16 | 1.02 |
| 2022 | NYY | 50 | 4.13 | 2 | 3 | 2 | 48.0 | 37 | 19 | 1.29 |
| 2023 | NYY | 17 | 3.06 | 0 | 2 | 0 | 17.2 | 6 | 1 | 0.85 |
| 2024 | NYY | 3 | 0.00 | 1 | 0 | 0 | 4.0 | 3 | 1 | 2.00 |
| 2025 | NYY | 30 | 4.25 | 0 | 1 | 1 | 29.2 | 25 | 10 | 1.48 |
| 2026 | AZ | 54 | 2.58 | 5 | 3 | 1 | 52.1 | 37 | 11 | 1.07 |
