Williams Montero
Boston Red Sox (A)P
Age: 18
Bats/Throws: R/R
6'0" / 160
DOB: 1/15/2008
(18 years, 9 months, 26 days)
P
Player Dashboard:
| Season | 2026 |
| Team | BOS |
| Level | MiLB |
| G | 16 |
| GS | 10 |
| IP | 39.0 |
| K% | 27.7% |
| BB% | 14.7% |
| GB% | 42.1% |
| ERA | 8.08 |
| FIP | 4.86 |
| WAR |
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| Season | 2026 |
| Team | BOS |
| Level | MiLB |
| G | 16 |
| GS | 10 |
| IP | 39.0 |
| K% | 27.7% |
| BB% | 14.7% |
| GB% | 42.1% |
| ERA | 8.08 |
| FIP | 4.86 |
| WAR |
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Preseason ProjectionsMinor Leagues
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | BOS | DSL | 17 | 1 | 4 | 0 | 11 | 11 | 43.2 | 7.63 | 3.30 | 0.00 | .289 | 65.5% | 44.8% | 0.0% | 3.30 | 3.78 | 4.56 | ||||||
| 2026 | BOS | CPX | 18 | 1 | 2 | 1 | 10 | 5 | 29.0 | 12.41 | 4.97 | 0.31 | .412 | 64.4% | 41.9% | 3.3% | 4.66 | 3.89 | 4.82 | ||||||
| 2026 | BOS | A | 18 | 0 | 3 | 0 | 6 | 5 | 10.0 | 9.90 | 9.90 | 1.80 | .452 | 31.7% | 42.4% | 28.6% | 18.00 | 7.66 | 6.04 | ||||||
| 2026 | BOS | MiLB | 18 | 1 | 5 | 1 | 16 | 10 | 39.0 | 11.77 | 6.23 | 0.69 | .424 | 52.9% | 42.1% | 8.1% | 8.08 | 4.86 | 5.13 | ||||||
| 2027 | Steamer | PROJ | 19 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5.19 | 5.81 | 1.49 | .302 | 67.3% | 41.9% | 6.34 | 6.20 | 5.98 | 0.0 |
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | BOS | DSL | 17 | 1 | 4 | 0 | 11 | 11 | 43.2 | 7.63 | 3.30 | 0.00 | .289 | 65.5% | 44.8% | 0.0% | 3.30 | 3.78 | 4.56 | ||||||
| 2026 | BOS | CPX | 18 | 1 | 2 | 1 | 10 | 5 | 29.0 | 12.41 | 4.97 | 0.31 | .412 | 64.4% | 41.9% | 3.3% | 4.66 | 3.89 | 4.82 | ||||||
| 2026 | BOS | A | 18 | 0 | 3 | 0 | 6 | 5 | 10.0 | 9.90 | 9.90 | 1.80 | .452 | 31.7% | 42.4% | 28.6% | 18.00 | 7.66 | 6.04 | ||||||
| 2026 | BOS | MiLB | 18 | 1 | 5 | 1 | 16 | 10 | 39.0 | 11.77 | 6.23 | 0.69 | .424 | 52.9% | 42.1% | 8.1% | 8.08 | 4.86 | 5.13 | ||||||
| 2027 | Steamer | PROJ | 19 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5.19 | 5.81 | 1.49 | .302 | 67.3% | 41.9% | 6.34 | 6.20 | 5.98 | 0.0 |
Preseason ProjectionsMinor Leagues
Preseason ProjectionsMinor LeaguesAverages
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | BOS | DSL | 7.63 | 3.30 | 2.31 | 0.00 | 19.9% | 8.6% | 11.3% | .224 | 1.21 | .289 | 65.5% | 63 | 72 | 3.78 | ||||
| 2026 | BOS | CPX | 12.41 | 4.97 | 2.50 | 0.31 | 31.3% | 12.5% | 18.8% | .266 | 1.55 | .412 | 64.4% | 76 | 67 | 3.89 | ||||
| 2026 | BOS | A | 9.90 | 9.90 | 1.00 | 1.80 | 19.6% | 19.6% | 0.0% | .364 | 2.70 | .452 | 31.7% | 364 | 162 | 7.66 | ||||
| 2026 | BOS | MiLB | 11.77 | 6.23 | 1.89 | 0.69 | 27.7% | 14.7% | 13.0% | .294 | 1.85 | .424 | 52.9% | 150 | 91 | 4.86 | ||||
| 2027 | Steamer | PROJ | 5.19 | 5.81 | 0.89 | 1.49 | 12.2% | 13.6% | -1.4% | .287 | 1.81 | .302 | 67.3% | 6.20 |
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | BOS | DSL | 7.63 | 3.30 | 2.31 | 0.00 | 19.9% | 8.6% | 11.3% | .224 | 1.21 | .289 | 65.5% | 63 | 72 | 3.78 | ||||
| 2026 | BOS | CPX | 12.41 | 4.97 | 2.50 | 0.31 | 31.3% | 12.5% | 18.8% | .266 | 1.55 | .412 | 64.4% | 76 | 67 | 3.89 | ||||
| 2026 | BOS | A | 9.90 | 9.90 | 1.00 | 1.80 | 19.6% | 19.6% | 0.0% | .364 | 2.70 | .452 | 31.7% | 364 | 162 | 7.66 | ||||
| 2026 | BOS | MiLB | 11.77 | 6.23 | 1.89 | 0.69 | 27.7% | 14.7% | 13.0% | .294 | 1.85 | .424 | 52.9% | 150 | 91 | 4.86 | ||||
| 2027 | Steamer | PROJ | 5.19 | 5.81 | 0.89 | 1.49 | 12.2% | 13.6% | -1.4% | .287 | 1.81 | .302 | 67.3% | 6.20 |
Preseason ProjectionsMinor Leagues
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | BOS | DSL | 1.12 | 15.2% | 44.8% | 40.0% | 14.0% | 0.0% | 44.6% | 26.2% | 29.2% | 87 | 4.56 | |||||||||
| 2026 | BOS | CPX | 0.87 | 9.7% | 41.9% | 48.4% | 20.0% | 3.3% | 43.8% | 21.9% | 34.4% | 84 | 4.82 | |||||||||
| 2026 | BOS | A | 2.00 | 36.4% | 42.4% | 21.2% | 14.3% | 28.6% | 48.5% | 21.2% | 30.3% | 129 | 6.04 | |||||||||
| 2026 | BOS | MiLB | 1.08 | 18.9% | 42.1% | 38.9% | 18.9% | 8.1% | 45.4% | 21.6% | 33.0% | 95 | 5.13 | |||||||||
| 2027 | Steamer | PROJ | 20.5% | 41.9% | 37.6% | 5.98 |
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | BOS | DSL | 1.12 | 15.2% | 44.8% | 40.0% | 14.0% | 0.0% | 44.6% | 26.2% | 29.2% | 87 | 4.56 | |||||||||
| 2026 | BOS | CPX | 0.87 | 9.7% | 41.9% | 48.4% | 20.0% | 3.3% | 43.8% | 21.9% | 34.4% | 84 | 4.82 | |||||||||
| 2026 | BOS | A | 2.00 | 36.4% | 42.4% | 21.2% | 14.3% | 28.6% | 48.5% | 21.2% | 30.3% | 129 | 6.04 | |||||||||
| 2026 | BOS | MiLB | 1.08 | 18.9% | 42.1% | 38.9% | 18.9% | 8.1% | 45.4% | 21.6% | 33.0% | 95 | 5.13 | |||||||||
| 2027 | Steamer | PROJ | 20.5% | 41.9% | 37.6% | 5.98 |
Preseason ProjectionsMinor Leagues
MLB F-Strike%, SwStr%, CStr%, CSW% are from the Sports Info Solution data source.
All MiLB and Pace data are from Statcast.
All MiLB and Pace data are from Statcast.
Preseason ProjectionsMinor LeaguesAverages
