How Jonathan ranks vs qualified MLB pitchers in 2026. Higher percentile = better. The chip on each bar is the percentile (e.g. 11%ile means better than 11% of qualified players).
| Split | IP | ERA | WHIP | K | BB | HR |
|---|---|---|---|---|---|---|
| In relief | 0 | — | — | 0 | 3 | 0 |
| Away | 0 | — | — | 0 | 3 | 0 |
Last appearance · Apr 12 · 14 pitches
| Pitch | Count | Usage | Avg Velo | Max |
|---|---|---|---|---|
Four-Seam FastballFF | 8 | 57% | 94.7 mph | 95.5 |
SweeperST | 3 | 21% | 83.7 mph | 84.2 |
SliderSL | 2 | 14% | 84.4 mph | 84.4 |
ChangeupCH | 1 | 7% | 87.3 mph | 87.3 |
| Date | Opp | IP | H | R | ER | BB | K | HR | ERA |
|---|---|---|---|---|---|---|---|---|---|
| 2026-04-12 | @ Kansas City Royals | 0 | 0 | 1 | 1 | 3 | 0 | 0 | — |
| Year | Team | W | L | G | IP | ERA | WHIP | K | BB | HR | K/9 | BB/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | Chicago White Sox | 5 | 10 | 23 | 124.1 | 4.49 | 1.33 | 91 | 40 | 18 | 6.59 | 2.90 |
| 2025 | Chicago White Sox |
| 4 |
| 10 |
| 22 |
| 103.2 |
| 5.82 |
| 1.49 |
| 86 |
| 38 |
| 19 |
| 7.47 |
| 3.30 |
| 2026 | Chicago White Sox | 0 | 0 | 1 | 0.0 | — | — | 0 | 3 | 0 | — | — |
| Career | — | 9 | 20 | 46 | 228.0 | 5.13 | 1.41 | 177 | 81 | 37 | 6.99 | 3.20 |
