Jackson Kirkpatrick
Chicago Cubs (AA)P
Age: 23
Bats/Throws: L/R
6'7" / 250
DOB: 8/15/2002
(23 years, 8 months, 29 days)
P
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Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | CHC | A | 22 | 3 | 0 | 7 | 15 | 0 | 21.1 | 15.19 | 5.48 | 0.00 | .243 | 72.7% | 38.9% | 0.0% | 0.84 | 2.02 | 2.48 | ||||||
| 2025 | CHC | A+ | 22 | 1 | 0 | 3 | 18 | 0 | 22.2 | 11.51 | 6.75 | 0.00 | .255 | 89.7% | 46.8% | 0.0% | 1.19 | 3.10 | 3.66 | ||||||
| 2025 | CHC | MiLB | 22 | 4 | 0 | 10 | 33 | 0 | 44.0 | 13.30 | 6.14 | 0.00 | .250 | 82.4% | 43.4% | 0.0% | 1.02 | 2.58 | 3.09 | ||||||
| 2026 | CHC | ST | 23 | 0 | 0 | 0 | 3 | 0 | 1.2 | 16.20 | 16.20 | 5.40 | .333 | 27.8% | 25.0% | 33.3% | 21.60 | 13.25 | 8.82 | ||||||
| 2026 | Steamer | PROJ | 23 | 0 | 0 | 0 | 1 | 0 | 1.0 | 7.45 | 6.21 | 1.22 | .295 | 71.5% | 42.5% | 5.17 | 5.43 | 5.39 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 23 | 0 | 0 | 0 | 1 | 0 | 1.3 | 9.27 | 4.80 | 0.99 | .284 | 71.3% | 4.04 | 4.26 | 0.0 | ||||||||
| 2026 | CHC | A+ | 23 | 0 | 0 | 1 | 6 | 0 | 8.1 | 14.04 | 6.48 | 0.00 | .267 | 84.6% | 33.3% | 0.0% | 2.16 | 3.93 | 5.32 | ||||||
| 2026 | CHC | AA | 23 | 1 | 0 | 0 | 3 | 0 | 3.2 | 9.82 | 19.64 | 0.00 | .250 | 25.0% | 45.5% | 0.0% | 12.27 | 8.89 | 9.87 | ||||||
| 2026 | CHC | MiLB | 23 | 1 | 0 | 1 | 9 | 0 | 12.0 | 12.75 | 10.50 | 0.00 | .259 | 56.0% | 38.5% | 0.0% | 5.25 | 5.45 | 6.71 | ||||||
| 2026 | Steamer | ROS | 23 | 0 | 0 | 0 | 1 | 0 | 1.0 | 8.45 | 5.56 | 1.06 | .295 | 72.6% | 4.54 | 4.78 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 23 | 0 | 0 | 0 | 1 | 0 | 1.3 | 9.18 | 5.48 | 1.10 | .285 | 72.2% | 4.43 | 4.68 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | CHC | A | 22 | 3 | 0 | 7 | 15 | 0 | 21.1 | 15.19 | 5.48 | 0.00 | .243 | 72.7% | 38.9% | 0.0% | 0.84 | 2.02 | 2.48 | ||||||
| 2025 | CHC | A+ | 22 | 1 | 0 | 3 | 18 | 0 | 22.2 | 11.51 | 6.75 | 0.00 | .255 | 89.7% | 46.8% | 0.0% | 1.19 | 3.10 | 3.66 | ||||||
| 2025 | CHC | MiLB | 22 | 4 | 0 | 10 | 33 | 0 | 44.0 | 13.30 | 6.14 | 0.00 | .250 | 82.4% | 43.4% | 0.0% | 1.02 | 2.58 | 3.09 | ||||||
| 2026 | CHC | ST | 23 | 0 | 0 | 0 | 3 | 0 | 1.2 | 16.20 | 16.20 | 5.40 | .333 | 27.8% | 25.0% | 33.3% | 21.60 | 13.25 | 8.82 | ||||||
| 2026 | Steamer | PROJ | 23 | 0 | 0 | 0 | 1 | 0 | 1.0 | 7.45 | 6.21 | 1.22 | .295 | 71.5% | 42.5% | 5.17 | 5.43 | 5.39 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 23 | 0 | 0 | 0 | 1 | 0 | 1.3 | 9.27 | 4.80 | 0.99 | .284 | 71.3% | 4.04 | 4.26 | 0.0 | ||||||||
| 2026 | CHC | A+ | 23 | 0 | 0 | 1 | 6 | 0 | 8.1 | 14.04 | 6.48 | 0.00 | .267 | 84.6% | 33.3% | 0.0% | 2.16 | 3.93 | 5.32 | ||||||
| 2026 | CHC | AA | 23 | 1 | 0 | 0 | 3 | 0 | 3.2 | 9.82 | 19.64 | 0.00 | .250 | 25.0% | 45.5% | 0.0% | 12.27 | 8.89 | 9.87 | ||||||
| 2026 | CHC | MiLB | 23 | 1 | 0 | 1 | 9 | 0 | 12.0 | 12.75 | 10.50 | 0.00 | .259 | 56.0% | 38.5% | 0.0% | 5.25 | 5.45 | 6.71 | ||||||
| 2026 | Steamer | ROS | 23 | 0 | 0 | 0 | 1 | 0 | 1.0 | 8.45 | 5.56 | 1.06 | .295 | 72.6% | 4.54 | 4.78 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 23 | 0 | 0 | 0 | 1 | 0 | 1.3 | 9.18 | 5.48 | 1.10 | .285 | 72.2% | 4.43 | 4.68 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training
| 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 QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | CHC | A | 3 | 0 | 0.84 | 15 | 0 | 0 | 0 | 7 | 1 | 3 | 21.1 | 86 | 9 | 6 | 2 | 0 | 13 | 0 | 0 | 8 | 0 | 36 | |
| 2025 | CHC | A+ | 1 | 0 | 1.19 | 18 | 0 | 0 | 0 | 3 | 2 | 0 | 22.2 | 93 | 12 | 3 | 3 | 0 | 17 | 0 | 0 | 2 | 1 | 29 | |
| 2025 | CHC | MiLB | 4 | 0 | 1.02 | 33 | 0 | 0 | 0 | 10 | 3 | 3 | 44.0 | 179 | 21 | 9 | 5 | 0 | 30 | 0 | 0 | 10 | 1 | 65 | |
| 2026 | CHC | ST | 0 | 0 | 21.60 | 3 | 0 | 0 | 0 | 0 | 2 | 0 | 1.2 | 10 | 2 | 4 | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 3 | |
| 2026 | Steamer | PROJ | 0 | 0 | 5.17 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 4.04 | 1 | 0 | 0 | 0 | 0 | 1.3 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2026 | CHC | A+ | 0 | 0 | 2.16 | 6 | 0 | 0 | 0 | 1 | 0 | 1 | 8.1 | 37 | 4 | 2 | 2 | 0 | 6 | 0 | 3 | 4 | 0 | 13 | |
| 2026 | CHC | AA | 1 | 0 | 12.27 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 3.2 | 25 | 3 | 9 | 5 | 0 | 8 | 0 | 1 | 0 | 0 | 4 | |
| 2026 | CHC | MiLB | 1 | 0 | 5.25 | 9 | 0 | 0 | 0 | 1 | 0 | 2 | 12.0 | 62 | 7 | 11 | 7 | 0 | 14 | 0 | 4 | 4 | 0 | 17 | |
| 2026 | Steamer | ROS | 0 | 0 | 4.54 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 4.43 | 1 | 0 | 0 | 0 | 0 | 1.3 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
| 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 QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | CHC | A | 3 | 0 | 0.84 | 15 | 0 | 0 | 0 | 7 | 1 | 3 | 21.1 | 86 | 9 | 6 | 2 | 0 | 13 | 0 | 0 | 8 | 0 | 36 | |
| 2025 | CHC | A+ | 1 | 0 | 1.19 | 18 | 0 | 0 | 0 | 3 | 2 | 0 | 22.2 | 93 | 12 | 3 | 3 | 0 | 17 | 0 | 0 | 2 | 1 | 29 | |
| 2025 | CHC | MiLB | 4 | 0 | 1.02 | 33 | 0 | 0 | 0 | 10 | 3 | 3 | 44.0 | 179 | 21 | 9 | 5 | 0 | 30 | 0 | 0 | 10 | 1 | 65 | |
| 2026 | CHC | ST | 0 | 0 | 21.60 | 3 | 0 | 0 | 0 | 0 | 2 | 0 | 1.2 | 10 | 2 | 4 | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 3 | |
| 2026 | Steamer | PROJ | 0 | 0 | 5.17 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 4.04 | 1 | 0 | 0 | 0 | 0 | 1.3 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2026 | CHC | A+ | 0 | 0 | 2.16 | 6 | 0 | 0 | 0 | 1 | 0 | 1 | 8.1 | 37 | 4 | 2 | 2 | 0 | 6 | 0 | 3 | 4 | 0 | 13 | |
| 2026 | CHC | AA | 1 | 0 | 12.27 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 3.2 | 25 | 3 | 9 | 5 | 0 | 8 | 0 | 1 | 0 | 0 | 4 | |
| 2026 | CHC | MiLB | 1 | 0 | 5.25 | 9 | 0 | 0 | 0 | 1 | 0 | 2 | 12.0 | 62 | 7 | 11 | 7 | 0 | 14 | 0 | 4 | 4 | 0 | 17 | |
| 2026 | Steamer | ROS | 0 | 0 | 4.54 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 4.43 | 1 | 0 | 0 | 0 | 0 | 1.3 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingAverages
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | CHC | A | 15.19 | 5.48 | 2.77 | 0.00 | 41.9% | 15.1% | 26.7% | .123 | 1.03 | .243 | 72.7% | 22 | 52 | 2.02 | ||||
| 2025 | CHC | A+ | 11.51 | 6.75 | 1.71 | 0.00 | 31.2% | 18.3% | 12.9% | .158 | 1.28 | .255 | 89.7% | 29 | 76 | 3.10 | ||||
| 2025 | CHC | MiLB | 13.30 | 6.14 | 2.17 | 0.00 | 36.3% | 16.8% | 19.6% | .141 | 1.16 | .250 | 82.4% | 26 | 64 | 2.58 | ||||
| 2026 | CHC | ST | 16.20 | 16.20 | 1.00 | 5.40 | 30.0% | 30.0% | 0.0% | .286 | 3.00 | .333 | 27.8% | 417 | 265 | 13.25 | ||||
| 2026 | Steamer | PROJ | 7.45 | 6.21 | 1.20 | 1.22 | 18.0% | 15.0% | 3.0% | .256 | 1.68 | .295 | 71.5% | 5.43 | ||||||
| 2026 | OOPSY | PROJ | 9.27 | 4.80 | 1.93 | 0.99 | 24.9% | 12.9% | 12.0% | .224 | 1.33 | .284 | 71.3% | 4.26 | ||||||
| 2026 | CHC | A+ | 14.04 | 6.48 | 2.17 | 0.00 | 35.1% | 16.2% | 18.9% | .143 | 1.20 | .267 | 84.6% | 42 | 77 | 3.93 | ||||
| 2026 | CHC | AA | 9.82 | 19.64 | 0.50 | 0.00 | 16.0% | 32.0% | -16.0% | .188 | 3.00 | .250 | 25.0% | 253 | 181 | 8.89 | ||||
| 2026 | CHC | MiLB | 12.75 | 10.50 | 1.21 | 0.00 | 27.4% | 22.6% | 4.8% | .159 | 1.75 | .259 | 56.0% | 107 | 109 | 5.45 | ||||
| 2026 | Steamer | ROS | 8.45 | 5.56 | 1.52 | 1.06 | 20.9% | 13.8% | 7.1% | .244 | 1.55 | .295 | 72.6% | 4.78 | ||||||
| 2026 | OOPSY | ROS | 9.18 | 5.48 | 1.67 | 1.10 | 22.9% | 13.7% | 9.2% | .231 | 1.49 | .285 | 72.2% | 4.68 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | CHC | A | 15.19 | 5.48 | 2.77 | 0.00 | 41.9% | 15.1% | 26.7% | .123 | 1.03 | .243 | 72.7% | 22 | 52 | 2.02 | ||||
| 2025 | CHC | A+ | 11.51 | 6.75 | 1.71 | 0.00 | 31.2% | 18.3% | 12.9% | .158 | 1.28 | .255 | 89.7% | 29 | 76 | 3.10 | ||||
| 2025 | CHC | MiLB | 13.30 | 6.14 | 2.17 | 0.00 | 36.3% | 16.8% | 19.6% | .141 | 1.16 | .250 | 82.4% | 26 | 64 | 2.58 | ||||
| 2026 | CHC | ST | 16.20 | 16.20 | 1.00 | 5.40 | 30.0% | 30.0% | 0.0% | .286 | 3.00 | .333 | 27.8% | 417 | 265 | 13.25 | ||||
| 2026 | Steamer | PROJ | 7.45 | 6.21 | 1.20 | 1.22 | 18.0% | 15.0% | 3.0% | .256 | 1.68 | .295 | 71.5% | 5.43 | ||||||
| 2026 | OOPSY | PROJ | 9.27 | 4.80 | 1.93 | 0.99 | 24.9% | 12.9% | 12.0% | .224 | 1.33 | .284 | 71.3% | 4.26 | ||||||
| 2026 | CHC | A+ | 14.04 | 6.48 | 2.17 | 0.00 | 35.1% | 16.2% | 18.9% | .143 | 1.20 | .267 | 84.6% | 42 | 77 | 3.93 | ||||
| 2026 | CHC | AA | 9.82 | 19.64 | 0.50 | 0.00 | 16.0% | 32.0% | -16.0% | .188 | 3.00 | .250 | 25.0% | 253 | 181 | 8.89 | ||||
| 2026 | CHC | MiLB | 12.75 | 10.50 | 1.21 | 0.00 | 27.4% | 22.6% | 4.8% | .159 | 1.75 | .259 | 56.0% | 107 | 109 | 5.45 | ||||
| 2026 | Steamer | ROS | 8.45 | 5.56 | 1.52 | 1.06 | 20.9% | 13.8% | 7.1% | .244 | 1.55 | .295 | 72.6% | 4.78 | ||||||
| 2026 | OOPSY | ROS | 9.18 | 5.48 | 1.67 | 1.10 | 22.9% | 13.7% | 9.2% | .231 | 1.49 | .285 | 72.2% | 4.68 |
