Robert Stock
Boston Red Sox · P
Throws:
Bats:
Height:
6'1
Weight:
214
Born:
)
Percentile Ranks
vs LHH
vs RHH K%
0.0
18.6 xWOBA
0.520 · 0%
0.556 · 0%
xSLG
14.1
0.0
vs LHH
vs RHH K%
0.0
18.6 xWOBA
0.520 · 0%
0.556 · 0%
xSLG
14.1
0.0
| Year | Team | G | GS | W-L | IP | ERA | WHIP | K% | CSW% | BB% | xAVG | xSLG | xwOBA | xISO | BAR% | SS% | HH% | GB% | LD% | FB% | Z% |
Z Sw% |
OZ% |
OZ Sw% |
Apr | May | Jun | Jul | Aug | Sep |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 2 | 0 | 0-0 | 2.2 | 10.13 | 3.64 | 6.7% | 0.0% | 26.7% | .391 | .740 | .534 | .349 | 10.0% | 20.0% | 50% | 30% | 20% | 40% | 49% | 25% | 51% | 0% | 0.1 | 0.0 | -2.9 | 0.0 | 0.0 | 0.0 | |
| 2021 | Mets | 3 | 3 | 0-2 | 9.0 | 8.00 | 2.11 | 20.0% | 0.0% | 20.0% | .263 | .500 | .404 | .237 | 15.4% | 34.6% | 42% | 42% | 27% | 23% | 45% | 19% | 55% | 47% | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| 2020 | Red Sox | 10 | 0 | 0-1 | 13.1 | 4.73 | 1.98 | 22.6% | 0.0% | 16.1% | .246 | .345 | .332 | .099 | 5.3% | 39.5% | 45% | 53% | 34% | 5% | 45% | 16% | 55% | 56% | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| 2019 | Padres | 10 | 0 | 1-0 | 10.2 | 10.13 | 2.16 | 26.8% | 0.0% | 14.3% | .235 | .430 | .345 | .194 | 9.4% | 40.6% | 41% | 50% | 16% | 31% | 42% | 15% | 58% | 63% | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| 2018 | Padres | 32 | 0 | 1-1 | 39.2 | 2.50 | 1.28 | 22.9% | 0.0% | 7.8% | .212 | .286 | .258 | .074 | 1.8% | 24.8% | 34% | 51% | 18% | 22% | 52% | 19% | 48% | 46% | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| 2025 Splits | vs LHB | vs RHB | Pitch | Type | MPH | SPIN | Whiff% | Usage | xBAVG | xWOBA | K% | BB% | xSLG | ISO | HR | Usage | xBAVG | xWOBA | K% | BB% | xSLG | ISO | HR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4-Seamer | Fastball | MPH | 0% | 13% | .000 | .693 | 0.0 | 100.0 | .000 | .000 | 0 | 22% | .971 | 1.967 | 0.0 | 0.0 | 3.873 | 3.000 | 1 | |
| Cutter | Fastball | 88.9 MPH | 2392 | 11% | 68% | .330 | .539 | 0.0 | 60.0 | .373 | .000 | 0 | 56% | .273 | .248 | 0.0 | 0.0 | .302 | .000 | 0 |
| Sweeper | Breaking | MPH | 0% | 10% | .575 | .629 | 0.0 | 0.0 | .891 | .000 | 0 | 22% | .000 | .000 | 0.0 | 0.0 | .000 | .000 | 0 | |
| Changeup | Offspeed | 79.4 MPH | 1402 | 50% | 10% | .026 | .038 | 0.0 | 0.0 | .068 | .000 | 0 |
| 2024 Splits | vs LHB | vs RHB | Pitch | Type | MPH | SPIN | Whiff% | Usage | xBAVG | xWOBA | K% | BB% | xSLG | ISO | HR | Usage | xBAVG | xWOBA | K% | BB% | xSLG | ISO | HR |
|---|
| 2023 Splits | vs LHB | vs RHB | Pitch | Type | MPH | SPIN | Whiff% | Usage | xBAVG | xWOBA | K% | BB% | xSLG | ISO | HR | Usage | xBAVG | xWOBA | K% | BB% | xSLG | ISO | HR |
|---|
| Splits | vs LHB | vs RHB | Year | PA | xBAVG | xWOBA | xSLG | ISO | K% | BB% | HR | PA | xBAVG | xWOBA | xSLG | ISO | K% | BB% | HR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 9 | .367 | .520 | .519 | .000 | 0.0% | 44.4% | 0 | 6 | .411 | .556 | .924 | .500 | 16.7% | 0.0% | 1 |
| 2021 | 26 | .240 | .409 | .358 | .176 | 19.2% | 30.8% | 1 | 19 | .285 | .397 | .634 | .389 | 21.1% | 5.3% | 2 |
| 2020 | 30 | .199 | .323 | .277 | .130 | 26.7% | 23.3% | 0 | 32 | .286 | .342 | .403 | .037 | 18.8% | 9.4% | 0 |
| 2019 | 24 | .273 | .342 | .413 | .095 | 25.0% | 12.5% | 0 | 32 | .205 | .347 | .443 | .269 | 28.1% | 15.6% | 2 |
| Home | Road | Season | PA | xAVG | xWOBA | K% | BB% | xSLG | ISO | HR | PA | xAVG | xWOBA | K% | BB% | xSLG | ISO | HR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 9 | .388 | .395 | 0.0% | 11.1% | .430 | .000 | 0 | 6 | .397 | .744 | 16.7% | 50.0% | 1.566 | 1.000 | 1 |
| 2021 | 17 | .278 | .360 | 29.4% | 11.8% | .469 | .200 | 1 | 28 | .251 | .430 | 14.3% | 25.0% | .523 | .350 | 2 |
| 2020 | 42 | .251 | .354 | 21.4% | 21.4% | .330 | .031 | 0 | 20 | .239 | .284 | 25.0% | 5.0% | .371 | .167 | 0 |
| 2019 | 35 | .202 | .289 | 31.4% | 8.6% | .363 | .161 | 1 | 21 | .301 | .438 | 19.0% | 23.8% | .560 | .250 | 1 |
| Split | Games | Wind 0-9 mph+ | Wind 10+ mph | Humid 0-25 | Humid 25-50 | Humid 50-75 | Humid 75-100 | Temp 0-40 | Temp 40-60 | Temp 61-79 | Temp 80+ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Road | -2.90 | 0.00 | -2.90 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | -2.90 | 0.00 |
| Home | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |