Jonathan Clark
Chicago White Sox (AA)P
Age: 25
Bats/Throws: R/R
6'1" / 190
DOB: 6/3/2000
(25 years, 11 months, 17 days)
P
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Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| 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 | CHW | A | 25 | 1 | 1 | 5 | 27 | 0 | 41.1 | 11.54 | 4.14 | 0.65 | .253 | 75.8% | 31.9% | 6.5% | 2.40 | 3.84 | 3.79 | ||||||
| 2025 | CHW | A+ | 25 | 2 | 0 | 0 | 14 | 0 | 14.2 | 12.27 | 6.75 | 0.00 | .233 | 89.5% | 48.3% | 0.0% | 0.61 | 3.12 | 3.86 | ||||||
| 2025 | CHW | MiLB | 25 | 3 | 1 | 5 | 41 | 0 | 56.0 | 11.73 | 4.82 | 0.48 | .248 | 79.6% | 35.8% | 5.4% | 1.93 | 3.65 | 3.80 | ||||||
| 2026 | Steamer | PROJ | 26 | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.82 | 5.67 | 1.48 | .291 | 70.8% | 38.1% | 5.52 | 5.80 | 5.74 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 26 | 0 | 0 | 0 | 1 | 0 | 1.3 | 7.12 | 4.74 | 1.43 | .278 | 66.9% | 5.21 | 5.35 | 0.0 | ||||||||
| 2026 | CHW | A+ | 26 | 1 | 0 | 0 | 10 | 0 | 10.0 | 12.60 | 1.80 | 1.80 | .333 | 76.1% | 41.7% | 20.0% | 3.60 | 4.08 | 3.41 | ||||||
| 2026 | CHW | AA | 26 | 0 | 0 | 1 | 5 | 0 | 6.0 | 7.50 | 3.00 | 0.00 | .333 | 87.5% | 27.8% | 0.0% | 1.50 | 3.06 | 5.83 | ||||||
| 2026 | CHW | MiLB | 26 | 1 | 0 | 1 | 15 | 0 | 16.0 | 10.69 | 2.25 | 1.13 | .333 | 81.4% | 35.7% | 10.5% | 2.81 | 3.70 | 4.32 | ||||||
| 2026 | Steamer | ROS | 26 | 0 | 0 | 0 | 1 | 0 | 1.0 | 7.70 | 4.43 | 1.33 | .288 | 72.2% | 4.70 | 4.97 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 26 | 0 | 0 | 0 | 1 | 0 | 1.3 | 7.23 | 4.39 | 1.43 | .278 | 67.2% | 5.07 | 5.21 | 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 | CHW | A | 25 | 1 | 1 | 5 | 27 | 0 | 41.1 | 11.54 | 4.14 | 0.65 | .253 | 75.8% | 31.9% | 6.5% | 2.40 | 3.84 | 3.79 | ||||||
| 2025 | CHW | A+ | 25 | 2 | 0 | 0 | 14 | 0 | 14.2 | 12.27 | 6.75 | 0.00 | .233 | 89.5% | 48.3% | 0.0% | 0.61 | 3.12 | 3.86 | ||||||
| 2025 | CHW | MiLB | 25 | 3 | 1 | 5 | 41 | 0 | 56.0 | 11.73 | 4.82 | 0.48 | .248 | 79.6% | 35.8% | 5.4% | 1.93 | 3.65 | 3.80 | ||||||
| 2026 | Steamer | PROJ | 26 | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.82 | 5.67 | 1.48 | .291 | 70.8% | 38.1% | 5.52 | 5.80 | 5.74 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 26 | 0 | 0 | 0 | 1 | 0 | 1.3 | 7.12 | 4.74 | 1.43 | .278 | 66.9% | 5.21 | 5.35 | 0.0 | ||||||||
| 2026 | CHW | A+ | 26 | 1 | 0 | 0 | 10 | 0 | 10.0 | 12.60 | 1.80 | 1.80 | .333 | 76.1% | 41.7% | 20.0% | 3.60 | 4.08 | 3.41 | ||||||
| 2026 | CHW | AA | 26 | 0 | 0 | 1 | 5 | 0 | 6.0 | 7.50 | 3.00 | 0.00 | .333 | 87.5% | 27.8% | 0.0% | 1.50 | 3.06 | 5.83 | ||||||
| 2026 | CHW | MiLB | 26 | 1 | 0 | 1 | 15 | 0 | 16.0 | 10.69 | 2.25 | 1.13 | .333 | 81.4% | 35.7% | 10.5% | 2.81 | 3.70 | 4.32 | ||||||
| 2026 | Steamer | ROS | 26 | 0 | 0 | 0 | 1 | 0 | 1.0 | 7.70 | 4.43 | 1.33 | .288 | 72.2% | 4.70 | 4.97 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 26 | 0 | 0 | 0 | 1 | 0 | 1.3 | 7.23 | 4.39 | 1.43 | .278 | 67.2% | 5.07 | 5.21 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| 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 | CHW | A | 1 | 1 | 2.40 | 27 | 0 | 0 | 0 | 5 | 3 | 2 | 41.1 | 177 | 27 | 16 | 11 | 3 | 19 | 0 | 7 | 9 | 0 | 53 | |
| 2025 | CHW | A+ | 2 | 0 | 0.61 | 14 | 0 | 0 | 0 | 0 | 2 | 0 | 14.2 | 62 | 7 | 2 | 1 | 0 | 11 | 0 | 1 | 1 | 0 | 20 | |
| 2025 | CHW | MiLB | 3 | 1 | 1.93 | 41 | 0 | 0 | 0 | 5 | 5 | 2 | 56.0 | 239 | 34 | 18 | 12 | 3 | 30 | 0 | 8 | 10 | 0 | 73 | |
| 2026 | Steamer | PROJ | 0 | 0 | 5.52 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 5.21 | 1 | 0 | 0 | 0 | 0 | 1.3 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2026 | CHW | A+ | 1 | 0 | 3.60 | 10 | 0 | 0 | 0 | 0 | 3 | 0 | 10.0 | 42 | 10 | 5 | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 14 | |
| 2026 | CHW | AA | 0 | 0 | 1.50 | 5 | 0 | 0 | 0 | 1 | 1 | 1 | 6.0 | 25 | 6 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 5 | |
| 2026 | CHW | MiLB | 1 | 0 | 2.81 | 15 | 0 | 0 | 0 | 1 | 4 | 1 | 16.0 | 67 | 16 | 6 | 5 | 2 | 4 | 0 | 0 | 0 | 0 | 19 | |
| 2026 | Steamer | ROS | 0 | 0 | 4.70 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 5.07 | 1 | 0 | 0 | 0 | 0 | 1.3 | 5 | 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 | CHW | A | 1 | 1 | 2.40 | 27 | 0 | 0 | 0 | 5 | 3 | 2 | 41.1 | 177 | 27 | 16 | 11 | 3 | 19 | 0 | 7 | 9 | 0 | 53 | |
| 2025 | CHW | A+ | 2 | 0 | 0.61 | 14 | 0 | 0 | 0 | 0 | 2 | 0 | 14.2 | 62 | 7 | 2 | 1 | 0 | 11 | 0 | 1 | 1 | 0 | 20 | |
| 2025 | CHW | MiLB | 3 | 1 | 1.93 | 41 | 0 | 0 | 0 | 5 | 5 | 2 | 56.0 | 239 | 34 | 18 | 12 | 3 | 30 | 0 | 8 | 10 | 0 | 73 | |
| 2026 | Steamer | PROJ | 0 | 0 | 5.52 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 5.21 | 1 | 0 | 0 | 0 | 0 | 1.3 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2026 | CHW | A+ | 1 | 0 | 3.60 | 10 | 0 | 0 | 0 | 0 | 3 | 0 | 10.0 | 42 | 10 | 5 | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 14 | |
| 2026 | CHW | AA | 0 | 0 | 1.50 | 5 | 0 | 0 | 0 | 1 | 1 | 1 | 6.0 | 25 | 6 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 5 | |
| 2026 | CHW | MiLB | 1 | 0 | 2.81 | 15 | 0 | 0 | 0 | 1 | 4 | 1 | 16.0 | 67 | 16 | 6 | 5 | 2 | 4 | 0 | 0 | 0 | 0 | 19 | |
| 2026 | Steamer | ROS | 0 | 0 | 4.70 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 5.07 | 1 | 0 | 0 | 0 | 0 | 1.3 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAverages
| 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 | CHW | A | 11.54 | 4.14 | 2.79 | 0.65 | 29.9% | 10.7% | 19.2% | .179 | 1.11 | .253 | 75.8% | 59 | 95 | 3.84 | ||||
| 2025 | CHW | A+ | 12.27 | 6.75 | 1.82 | 0.00 | 32.3% | 17.7% | 14.5% | .140 | 1.23 | .233 | 89.5% | 16 | 81 | 3.12 | ||||
| 2025 | CHW | MiLB | 11.73 | 4.82 | 2.43 | 0.48 | 30.5% | 12.6% | 18.0% | .169 | 1.14 | .248 | 79.6% | 48 | 92 | 3.65 | ||||
| 2026 | Steamer | PROJ | 6.82 | 5.67 | 1.20 | 1.48 | 16.4% | 13.6% | 2.7% | .264 | 1.67 | .291 | 70.8% | 5.80 | ||||||
| 2026 | OOPSY | PROJ | 7.12 | 4.74 | 1.50 | 1.43 | 18.3% | 12.2% | 6.1% | .250 | 1.46 | .278 | 66.9% | 5.35 | ||||||
| 2026 | CHW | A+ | 12.60 | 1.80 | 7.00 | 1.80 | 33.3% | 4.8% | 28.6% | .250 | 1.20 | .333 | 76.1% | 72 | 81 | 4.08 | ||||
| 2026 | CHW | AA | 7.50 | 3.00 | 2.50 | 0.00 | 20.0% | 8.0% | 12.0% | .261 | 1.33 | .333 | 87.5% | 30 | 63 | 3.06 | ||||
| 2026 | CHW | MiLB | 10.69 | 2.25 | 4.75 | 1.13 | 28.4% | 6.0% | 22.4% | .254 | 1.25 | .333 | 81.4% | 56 | 74 | 3.70 | ||||
| 2026 | Steamer | ROS | 7.70 | 4.43 | 1.74 | 1.33 | 19.3% | 11.1% | 8.2% | .251 | 1.47 | .288 | 72.2% | 4.97 | ||||||
| 2026 | OOPSY | ROS | 7.23 | 4.39 | 1.64 | 1.43 | 18.7% | 11.3% | 7.3% | .249 | 1.42 | .278 | 67.2% | 5.21 |
| 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 | CHW | A | 11.54 | 4.14 | 2.79 | 0.65 | 29.9% | 10.7% | 19.2% | .179 | 1.11 | .253 | 75.8% | 59 | 95 | 3.84 | ||||
| 2025 | CHW | A+ | 12.27 | 6.75 | 1.82 | 0.00 | 32.3% | 17.7% | 14.5% | .140 | 1.23 | .233 | 89.5% | 16 | 81 | 3.12 | ||||
| 2025 | CHW | MiLB | 11.73 | 4.82 | 2.43 | 0.48 | 30.5% | 12.6% | 18.0% | .169 | 1.14 | .248 | 79.6% | 48 | 92 | 3.65 | ||||
| 2026 | Steamer | PROJ | 6.82 | 5.67 | 1.20 | 1.48 | 16.4% | 13.6% | 2.7% | .264 | 1.67 | .291 | 70.8% | 5.80 | ||||||
| 2026 | OOPSY | PROJ | 7.12 | 4.74 | 1.50 | 1.43 | 18.3% | 12.2% | 6.1% | .250 | 1.46 | .278 | 66.9% | 5.35 | ||||||
| 2026 | CHW | A+ | 12.60 | 1.80 | 7.00 | 1.80 | 33.3% | 4.8% | 28.6% | .250 | 1.20 | .333 | 76.1% | 72 | 81 | 4.08 | ||||
| 2026 | CHW | AA | 7.50 | 3.00 | 2.50 | 0.00 | 20.0% | 8.0% | 12.0% | .261 | 1.33 | .333 | 87.5% | 30 | 63 | 3.06 | ||||
| 2026 | CHW | MiLB | 10.69 | 2.25 | 4.75 | 1.13 | 28.4% | 6.0% | 22.4% | .254 | 1.25 | .333 | 81.4% | 56 | 74 | 3.70 | ||||
| 2026 | Steamer | ROS | 7.70 | 4.43 | 1.74 | 1.33 | 19.3% | 11.1% | 8.2% | .251 | 1.47 | .288 | 72.2% | 4.97 | ||||||
| 2026 | OOPSY | ROS | 7.23 | 4.39 | 1.64 | 1.43 | 18.7% | 11.3% | 7.3% | .249 | 1.42 | .278 | 67.2% | 5.21 |
