J.P. Massey
Pittsburgh Pirates (A+)P
Age: 25
Bats/Throws: R/R
6'5" / 205
DOB: 4/1/2000
(25 years, 2 months, 17 days)
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Preseason ProjectionsIn-Season ProjectionsMinor LeaguesCollege
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | MINN | NCAA | 21 | 0 | 4 | 0 | 9 | 4 | 20.0 | 9.90 | 14.85 | 0.45 | .377 | 52.0% | 10.80 | 7.20 | |||||||||
| 2022 | MINN | NCAA | 22 | 2 | 8 | 0 | 14 | 12 | 59.1 | 9.56 | 5.92 | 0.76 | .335 | 54.9% | 6.52 | 4.45 | |||||||||
| 2023 | PIT | A | 23 | 3 | 3 | 0 | 11 | 9 | 49.1 | 10.40 | 4.38 | 0.73 | .308 | 71.4% | 59.5% | 17.4% | 3.28 | 4.31 | 3.83 | ||||||
| 2023 | PIT | A+ | 23 | 2 | 4 | 0 | 9 | 9 | 31.0 | 7.55 | 6.68 | 0.87 | .200 | 58.2% | 58.5% | 14.3% | 4.65 | 5.54 | 5.23 | ||||||
| 2023 | PIT | MiLB | 23 | 5 | 7 | 0 | 20 | 18 | 80.1 | 9.30 | 5.27 | 0.78 | .265 | 66.5% | 59.1% | 15.9% | 3.81 | 4.78 | 4.37 | ||||||
| 2024 | PIT | A+ | 24 | 3 | 5 | 0 | 20 | 17 | 68.2 | 8.65 | 5.11 | 0.79 | .297 | 64.1% | 46.9% | 10.5% | 5.24 | 4.91 | 4.83 | ||||||
| 2025 | Steamer | PROJ | 25 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5.19 | 5.12 | 1.20 | .305 | 68.4% | 47.4% | 5.60 | 5.63 | 5.55 | 0.0 | ||||||
| 2025 | OOPSY | PROJ | 25 | 0 | 0 | 0 | 1 | 1 | 3.6 | 4.80 | 5.28 | 1.14 | .304 | 64.2% | 5.90 | 5.66 | 0.0 | ||||||||
| 2025 | PIT | A+ | 25 | 3 | 0 | 0 | 15 | 0 | 24.0 | 8.63 | 9.00 | 1.88 | .254 | 59.5% | 45.6% | 21.7% | 9.00 | 7.85 | 6.33 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.68 | 5.89 | 1.06 | .305 | 69.6% | 5.42 | 5.49 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 25 | 0 | 0 | 0 | 1 | 1 | 3.1 | 4.82 | 5.85 | 1.28 | .303 | 64.1% | 6.27 | 6.06 | 0.0 |
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | MINN | NCAA | 21 | 0 | 4 | 0 | 9 | 4 | 20.0 | 9.90 | 14.85 | 0.45 | .377 | 52.0% | 10.80 | 7.20 | |||||||||
| 2022 | MINN | NCAA | 22 | 2 | 8 | 0 | 14 | 12 | 59.1 | 9.56 | 5.92 | 0.76 | .335 | 54.9% | 6.52 | 4.45 | |||||||||
| 2023 | PIT | A | 23 | 3 | 3 | 0 | 11 | 9 | 49.1 | 10.40 | 4.38 | 0.73 | .308 | 71.4% | 59.5% | 17.4% | 3.28 | 4.31 | 3.83 | ||||||
| 2023 | PIT | A+ | 23 | 2 | 4 | 0 | 9 | 9 | 31.0 | 7.55 | 6.68 | 0.87 | .200 | 58.2% | 58.5% | 14.3% | 4.65 | 5.54 | 5.23 | ||||||
| 2023 | PIT | MiLB | 23 | 5 | 7 | 0 | 20 | 18 | 80.1 | 9.30 | 5.27 | 0.78 | .265 | 66.5% | 59.1% | 15.9% | 3.81 | 4.78 | 4.37 | ||||||
| 2024 | PIT | A+ | 24 | 3 | 5 | 0 | 20 | 17 | 68.2 | 8.65 | 5.11 | 0.79 | .297 | 64.1% | 46.9% | 10.5% | 5.24 | 4.91 | 4.83 | ||||||
| 2025 | Steamer | PROJ | 25 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5.19 | 5.12 | 1.20 | .305 | 68.4% | 47.4% | 5.60 | 5.63 | 5.55 | 0.0 | ||||||
| 2025 | OOPSY | PROJ | 25 | 0 | 0 | 0 | 1 | 1 | 3.6 | 4.80 | 5.28 | 1.14 | .304 | 64.2% | 5.90 | 5.66 | 0.0 | ||||||||
| 2025 | PIT | A+ | 25 | 3 | 0 | 0 | 15 | 0 | 24.0 | 8.63 | 9.00 | 1.88 | .254 | 59.5% | 45.6% | 21.7% | 9.00 | 7.85 | 6.33 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.68 | 5.89 | 1.06 | .305 | 69.6% | 5.42 | 5.49 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 25 | 0 | 0 | 0 | 1 | 1 | 3.1 | 4.82 | 5.85 | 1.28 | .303 | 64.1% | 6.27 | 6.06 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesCollege
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | MINN | NCAA | 0 | 4 | 10.80 | 9 | 4 | 0 | 0 | 0 | 20.0 | 121 | 24 | 30 | 24 | 1 | 33 | 4 | 10 | 0 | 22 | ||||
| 2022 | MINN | NCAA | 2 | 8 | 6.52 | 14 | 12 | 0 | 0 | 0 | 59.1 | 289 | 64 | 53 | 43 | 5 | 39 | 6 | 12 | 0 | 63 | ||||
| 2023 | PIT | A | 3 | 3 | 3.28 | 11 | 9 | 0 | 0 | 0 | 0 | 1 | 49.1 | 210 | 41 | 24 | 18 | 4 | 24 | 0 | 5 | 6 | 0 | 57 | |
| 2023 | PIT | A+ | 2 | 4 | 4.65 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 31.0 | 132 | 19 | 20 | 16 | 3 | 23 | 0 | 0 | 3 | 0 | 26 | |
| 2023 | PIT | MiLB | 5 | 7 | 3.81 | 20 | 18 | 0 | 0 | 0 | 0 | 1 | 80.1 | 342 | 60 | 44 | 34 | 7 | 47 | 0 | 5 | 9 | 0 | 83 | |
| 2024 | PIT | A+ | 3 | 5 | 5.24 | 20 | 17 | 0 | 0 | 0 | 1 | 1 | 68.2 | 316 | 64 | 46 | 40 | 6 | 39 | 0 | 10 | 7 | 0 | 66 | |
| 2025 | Steamer | PROJ | 0 | 0 | 5.60 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | OOPSY | PROJ | 0 | 0 | 5.90 | 1 | 1 | 0 | 0 | 0 | 3.6 | 16 | 4 | 3 | 2 | 0 | 2 | 0 | 0 | 2 | |||||
| 2025 | PIT | A+ | 3 | 0 | 9.00 | 15 | 0 | 0 | 0 | 0 | 2 | 1 | 24.0 | 119 | 21 | 24 | 24 | 5 | 24 | 0 | 4 | 5 | 0 | 23 | |
| 2025 | Steamer | ROS | 0 | 0 | 5.42 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 6.27 | 1 | 1 | 0 | 0 | 0 | 3.1 | 14 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 2 |
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | MINN | NCAA | 0 | 4 | 10.80 | 9 | 4 | 0 | 0 | 0 | 20.0 | 121 | 24 | 30 | 24 | 1 | 33 | 4 | 10 | 0 | 22 | ||||
| 2022 | MINN | NCAA | 2 | 8 | 6.52 | 14 | 12 | 0 | 0 | 0 | 59.1 | 289 | 64 | 53 | 43 | 5 | 39 | 6 | 12 | 0 | 63 | ||||
| 2023 | PIT | A | 3 | 3 | 3.28 | 11 | 9 | 0 | 0 | 0 | 0 | 1 | 49.1 | 210 | 41 | 24 | 18 | 4 | 24 | 0 | 5 | 6 | 0 | 57 | |
| 2023 | PIT | A+ | 2 | 4 | 4.65 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 31.0 | 132 | 19 | 20 | 16 | 3 | 23 | 0 | 0 | 3 | 0 | 26 | |
| 2023 | PIT | MiLB | 5 | 7 | 3.81 | 20 | 18 | 0 | 0 | 0 | 0 | 1 | 80.1 | 342 | 60 | 44 | 34 | 7 | 47 | 0 | 5 | 9 | 0 | 83 | |
| 2024 | PIT | A+ | 3 | 5 | 5.24 | 20 | 17 | 0 | 0 | 0 | 1 | 1 | 68.2 | 316 | 64 | 46 | 40 | 6 | 39 | 0 | 10 | 7 | 0 | 66 | |
| 2025 | Steamer | PROJ | 0 | 0 | 5.60 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | OOPSY | PROJ | 0 | 0 | 5.90 | 1 | 1 | 0 | 0 | 0 | 3.6 | 16 | 4 | 3 | 2 | 0 | 2 | 0 | 0 | 2 | |||||
| 2025 | PIT | A+ | 3 | 0 | 9.00 | 15 | 0 | 0 | 0 | 0 | 2 | 1 | 24.0 | 119 | 21 | 24 | 24 | 5 | 24 | 0 | 4 | 5 | 0 | 23 | |
| 2025 | Steamer | ROS | 0 | 0 | 5.42 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 6.27 | 1 | 1 | 0 | 0 | 0 | 3.1 | 14 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 2 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAveragesCollege
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | MINN | NCAA | 9.90 | 14.85 | 0.67 | 0.45 | 18.2% | 27.3% | -9.1% | .286 | 2.85 | .377 | 52.0% | 7.20 | ||||||
| 2022 | MINN | NCAA | 9.56 | 5.92 | 1.62 | 0.76 | 21.8% | 13.5% | 8.3% | .262 | 1.74 | .335 | 54.9% | 4.45 | ||||||
| 2023 | PIT | A | 10.40 | 4.38 | 2.38 | 0.73 | 27.1% | 11.4% | 15.7% | .227 | 1.32 | .308 | 71.4% | 70 | 90 | 4.31 | ||||
| 2023 | PIT | A+ | 7.55 | 6.68 | 1.13 | 0.87 | 19.7% | 17.4% | 2.3% | .174 | 1.35 | .200 | 58.2% | 99 | 115 | 5.54 | ||||
| 2023 | PIT | MiLB | 9.30 | 5.27 | 1.77 | 0.78 | 24.3% | 13.7% | 10.5% | .207 | 1.33 | .265 | 66.5% | 81 | 100 | 4.78 | ||||
| 2024 | PIT | A+ | 8.65 | 5.11 | 1.69 | 0.79 | 20.9% | 12.3% | 8.5% | .240 | 1.50 | .297 | 64.1% | 122 | 111 | 4.91 | ||||
| 2025 | Steamer | PROJ | 5.19 | 5.12 | 1.01 | 1.20 | 12.5% | 12.3% | 0.2% | .284 | 1.71 | .305 | 68.4% | 5.63 | ||||||
| 2025 | OOPSY | PROJ | 4.80 | 5.28 | 0.91 | 1.14 | 11.9% | 13.0% | -1.2% | .285 | 1.68 | .304 | 64.2% | 5.66 | ||||||
| 2025 | PIT | A+ | 8.63 | 9.00 | 0.96 | 1.88 | 19.3% | 20.2% | -0.8% | .231 | 1.88 | .254 | 59.5% | 206 | 174 | 7.85 | ||||
| 2025 | Steamer | ROS | 5.68 | 5.89 | 0.96 | 1.06 | 13.5% | 14.0% | -0.5% | .277 | 1.75 | .305 | 69.6% | 5.49 | ||||||
| 2025 | OOPSY | ROS | 4.82 | 5.85 | 0.82 | 1.28 | 11.7% | 14.2% | -2.5% | .286 | 1.76 | .303 | 64.1% | 6.06 |
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | MINN | NCAA | 9.90 | 14.85 | 0.67 | 0.45 | 18.2% | 27.3% | -9.1% | .286 | 2.85 | .377 | 52.0% | 7.20 | ||||||
| 2022 | MINN | NCAA | 9.56 | 5.92 | 1.62 | 0.76 | 21.8% | 13.5% | 8.3% | .262 | 1.74 | .335 | 54.9% | 4.45 | ||||||
| 2023 | PIT | A | 10.40 | 4.38 | 2.38 | 0.73 | 27.1% | 11.4% | 15.7% | .227 | 1.32 | .308 | 71.4% | 70 | 90 | 4.31 | ||||
| 2023 | PIT | A+ | 7.55 | 6.68 | 1.13 | 0.87 | 19.7% | 17.4% | 2.3% | .174 | 1.35 | .200 | 58.2% | 99 | 115 | 5.54 | ||||
| 2023 | PIT | MiLB | 9.30 | 5.27 | 1.77 | 0.78 | 24.3% | 13.7% | 10.5% | .207 | 1.33 | .265 | 66.5% | 81 | 100 | 4.78 | ||||
| 2024 | PIT | A+ | 8.65 | 5.11 | 1.69 | 0.79 | 20.9% | 12.3% | 8.5% | .240 | 1.50 | .297 | 64.1% | 122 | 111 | 4.91 | ||||
| 2025 | Steamer | PROJ | 5.19 | 5.12 | 1.01 | 1.20 | 12.5% | 12.3% | 0.2% | .284 | 1.71 | .305 | 68.4% | 5.63 | ||||||
| 2025 | OOPSY | PROJ | 4.80 | 5.28 | 0.91 | 1.14 | 11.9% | 13.0% | -1.2% | .285 | 1.68 | .304 | 64.2% | 5.66 | ||||||
| 2025 | PIT | A+ | 8.63 | 9.00 | 0.96 | 1.88 | 19.3% | 20.2% | -0.8% | .231 | 1.88 | .254 | 59.5% | 206 | 174 | 7.85 | ||||
| 2025 | Steamer | ROS | 5.68 | 5.89 | 0.96 | 1.06 | 13.5% | 14.0% | -0.5% | .277 | 1.75 | .305 | 69.6% | 5.49 | ||||||
| 2025 | OOPSY | ROS | 4.82 | 5.85 | 0.82 | 1.28 | 11.7% | 14.2% | -2.5% | .286 | 1.76 | .303 | 64.1% | 6.06 |
