Jonathan Stiever
P
Charlotte Knights
+0.0
WAR
Age 29
RHP
6'2" / 210 lbs
AAA
ERA—
FIP—
xFIP7.18
SIERA6.90
K%—
BB%—
K-BB%—
IP—
trajectory · insufficient sample
SL-0.5
FB-1.1
Career (MLE) + Projections
Park-neutral MLB-equivalent. MiLB translated via MLE factors. FIP-based WAR vs replacement FIP=5.3 (SP) / 4.95 (RP, <80 IP). FIP+ = runs above league-avg FIP · REP = replacement-level bonus.
| Year | Age | Lvl | Team | G | GS | IP | BF | K | BB | HR | K% | BB% | HR% | ERA | FIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 21 | ROK | Great Falls Voyagers | 13 | 13 | 28 | 116 | 39 | 9 | 3 | 22.9% | 9.7% | 3.6% | 4.18 | 4.39 | +0.2 |
| 2019 | 22 | A+ | Winston-Salem Dash | 26 | 26 | 145 | 595 | 154 | 27 | 17 | 19.5% | 5.3% | 3.9% | 3.48 | 4.28 | +1.7 |
| 2020 | 23 | MLB | Chicago White Sox | 2 | 2 | 6 | 29 | 3 | 4 | 4 | — | — | — | 9.95 | — | — |
| 2021 | 24 | MLB | Chicago White Sox | 18 | 17 | 74 | 339 | 88 | 28 | 13 | 23.1% | 8.8% | 3.7% | 6.20 | 4.30 | +0.6 |
| 2022 | 25 | AAA | Charlotte Knights | 3 | 2 | 3 | 10 | 1 | 0 | 0 | — | — | — | 0.00 | — | — |
| 2023 | 26 | AAA | Charlotte Knights | 2 | 2 | 4 | 20 | 2 | 3 | 1 | — | — | — | 6.75 | — | — |
| ▸ Career (all levels · actual + projected) | ||||||||||||||||
| Career | — | 64 | 62 | 260 | 1109 | 227 | 79 | 45 | 20.5% | 7.2% | 4.1% | 4.49 | 4.52 | +2.3 | ||
| / 200 IP | — | 49 | 48 | 200 | 852 | 174 | 61 | 35 | 20.5% | 7.2% | 4.1% | 4.49 | 4.52 | +1.8 | ||
Contract
No contract data on file. Pre-MLB players and minor-league free agents do not yet have salary projections — entries are added at first 40-man roster placement.