Jostin Florentino
Chicago Cubs (A)P
Age: 21
Bats/Throws: R/R
6'0" / 175
DOB: 12/1/2004
(21 years, 4 months, 1 day)
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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | DSL | 18 | 4 | 1 | 0 | 13 | 0 | 35.1 | 8.92 | 2.55 | 0.51 | .330 | 72.8% | 52.6% | 6.7% | 3.57 | 3.58 | 3.46 | ||||||
| 2024 | CHC | DSL | 19 | 1 | 2 | 0 | 10 | 7 | 35.0 | 10.29 | 2.57 | 0.00 | .241 | 60.6% | 54.4% | 0.0% | 2.06 | 2.80 | 3.17 | ||||||
| 2025 | CHC | CPX | 20 | 1 | 2 | 0 | 5 | 4 | 21.2 | 14.12 | 2.08 | 0.83 | .367 | 69.0% | 40.8% | 10.5% | 3.74 | 3.39 | 2.98 | ||||||
| 2025 | CHC | A | 20 | 4 | 3 | 0 | 11 | 10 | 59.2 | 10.11 | 3.02 | 0.15 | .261 | 77.4% | 36.7% | 1.9% | 1.96 | 2.75 | 3.23 | ||||||
| 2025 | CHC | MiLB | 20 | 5 | 5 | 0 | 16 | 14 | 81.1 | 11.18 | 2.77 | 0.33 | .286 | 75.2% | 37.7% | 4.2% | 2.43 | 2.92 | 3.16 | ||||||
| 2026 | Steamer | PROJ | 21 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5.68 | 4.49 | 1.45 | .295 | 69.1% | 42.6% | 5.49 | 5.60 | 5.40 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 21 | 0 | 0 | 0 | 1 | 1 | 5.0 | 6.69 | 3.66 | 1.39 | .283 | 66.3% | 5.00 | 5.02 | 0.0 | ||||||||
| 2026 | Steamer | ROS | 21 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5.84 | 4.60 | 1.43 | .295 | 69.4% | 5.44 | 5.57 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 21 | 0 | 0 | 0 | 1 | 1 | 5.0 | 6.69 | 3.66 | 1.39 | .283 | 66.3% | 5.00 | 5.02 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | DSL | 18 | 4 | 1 | 0 | 13 | 0 | 35.1 | 8.92 | 2.55 | 0.51 | .330 | 72.8% | 52.6% | 6.7% | 3.57 | 3.58 | 3.46 | ||||||
| 2024 | CHC | DSL | 19 | 1 | 2 | 0 | 10 | 7 | 35.0 | 10.29 | 2.57 | 0.00 | .241 | 60.6% | 54.4% | 0.0% | 2.06 | 2.80 | 3.17 | ||||||
| 2025 | CHC | CPX | 20 | 1 | 2 | 0 | 5 | 4 | 21.2 | 14.12 | 2.08 | 0.83 | .367 | 69.0% | 40.8% | 10.5% | 3.74 | 3.39 | 2.98 | ||||||
| 2025 | CHC | A | 20 | 4 | 3 | 0 | 11 | 10 | 59.2 | 10.11 | 3.02 | 0.15 | .261 | 77.4% | 36.7% | 1.9% | 1.96 | 2.75 | 3.23 | ||||||
| 2025 | CHC | MiLB | 20 | 5 | 5 | 0 | 16 | 14 | 81.1 | 11.18 | 2.77 | 0.33 | .286 | 75.2% | 37.7% | 4.2% | 2.43 | 2.92 | 3.16 | ||||||
| 2026 | Steamer | PROJ | 21 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5.68 | 4.49 | 1.45 | .295 | 69.1% | 42.6% | 5.49 | 5.60 | 5.40 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 21 | 0 | 0 | 0 | 1 | 1 | 5.0 | 6.69 | 3.66 | 1.39 | .283 | 66.3% | 5.00 | 5.02 | 0.0 | ||||||||
| 2026 | Steamer | ROS | 21 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5.84 | 4.60 | 1.43 | .295 | 69.4% | 5.44 | 5.57 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 21 | 0 | 0 | 0 | 1 | 1 | 5.0 | 6.69 | 3.66 | 1.39 | .283 | 66.3% | 5.00 | 5.02 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | DSL | 4 | 1 | 3.57 | 13 | 0 | 0 | 0 | 0 | 0 | 2 | 35.1 | 144 | 34 | 14 | 14 | 2 | 10 | 0 | 0 | 4 | 0 | 35 | |
| 2024 | CHC | DSL | 1 | 2 | 2.06 | 10 | 7 | 0 | 0 | 0 | 0 | 0 | 35.0 | 136 | 20 | 13 | 8 | 0 | 10 | 0 | 3 | 6 | 0 | 40 | |
| 2025 | CHC | CPX | 1 | 2 | 3.74 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 21.2 | 91 | 20 | 10 | 9 | 2 | 5 | 0 | 1 | 1 | 0 | 34 | |
| 2025 | CHC | A | 4 | 3 | 1.96 | 11 | 10 | 0 | 0 | 0 | 0 | 0 | 59.2 | 249 | 42 | 16 | 13 | 1 | 20 | 0 | 4 | 3 | 3 | 67 | |
| 2025 | CHC | MiLB | 5 | 5 | 2.43 | 16 | 14 | 0 | 0 | 0 | 0 | 0 | 81.1 | 340 | 62 | 26 | 22 | 3 | 25 | 0 | 5 | 4 | 3 | 101 | |
| 2026 | Steamer | PROJ | 0 | 0 | 5.49 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 5.00 | 1 | 1 | 0 | 0 | 0 | 5.0 | 21 | 5 | 3 | 3 | 1 | 2 | 0 | 0 | 4 | |||||
| 2026 | Steamer | ROS | 0 | 0 | 5.44 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 5.00 | 1 | 1 | 0 | 0 | 0 | 5.0 | 21 | 5 | 3 | 3 | 1 | 2 | 0 | 0 | 4 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | DSL | 4 | 1 | 3.57 | 13 | 0 | 0 | 0 | 0 | 0 | 2 | 35.1 | 144 | 34 | 14 | 14 | 2 | 10 | 0 | 0 | 4 | 0 | 35 | |
| 2024 | CHC | DSL | 1 | 2 | 2.06 | 10 | 7 | 0 | 0 | 0 | 0 | 0 | 35.0 | 136 | 20 | 13 | 8 | 0 | 10 | 0 | 3 | 6 | 0 | 40 | |
| 2025 | CHC | CPX | 1 | 2 | 3.74 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 21.2 | 91 | 20 | 10 | 9 | 2 | 5 | 0 | 1 | 1 | 0 | 34 | |
| 2025 | CHC | A | 4 | 3 | 1.96 | 11 | 10 | 0 | 0 | 0 | 0 | 0 | 59.2 | 249 | 42 | 16 | 13 | 1 | 20 | 0 | 4 | 3 | 3 | 67 | |
| 2025 | CHC | MiLB | 5 | 5 | 2.43 | 16 | 14 | 0 | 0 | 0 | 0 | 0 | 81.1 | 340 | 62 | 26 | 22 | 3 | 25 | 0 | 5 | 4 | 3 | 101 | |
| 2026 | Steamer | PROJ | 0 | 0 | 5.49 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 5.00 | 1 | 1 | 0 | 0 | 0 | 5.0 | 21 | 5 | 3 | 3 | 1 | 2 | 0 | 0 | 4 | |||||
| 2026 | Steamer | ROS | 0 | 0 | 5.44 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 5.00 | 1 | 1 | 0 | 0 | 0 | 5.0 | 21 | 5 | 3 | 3 | 1 | 2 | 0 | 0 | 4 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | DSL | 8.92 | 2.55 | 3.50 | 0.51 | 24.3% | 6.9% | 17.4% | .254 | 1.25 | .330 | 72.8% | 75 | 73 | 3.58 | ||||
| 2024 | CHC | DSL | 10.29 | 2.57 | 4.00 | 0.00 | 29.4% | 7.4% | 22.1% | .163 | 0.86 | .241 | 60.6% | 43 | 58 | 2.80 | ||||
| 2025 | CHC | CPX | 14.12 | 2.08 | 6.80 | 0.83 | 37.4% | 5.5% | 31.9% | .235 | 1.15 | .367 | 69.0% | 75 | 67 | 3.39 | ||||
| 2025 | CHC | A | 10.11 | 3.02 | 3.35 | 0.15 | 26.9% | 8.0% | 18.9% | .187 | 1.04 | .261 | 77.4% | 51 | 70 | 2.75 | ||||
| 2025 | CHC | MiLB | 11.18 | 2.77 | 4.04 | 0.33 | 29.7% | 7.4% | 22.4% | .200 | 1.07 | .286 | 75.2% | 57 | 69 | 2.92 | ||||
| 2026 | Steamer | PROJ | 5.68 | 4.49 | 1.26 | 1.45 | 13.9% | 11.0% | 2.9% | .277 | 1.60 | .295 | 69.1% | 5.60 | ||||||
| 2026 | OOPSY | PROJ | 6.69 | 3.66 | 1.83 | 1.39 | 17.6% | 9.6% | 8.0% | .257 | 1.38 | .283 | 66.3% | 5.02 | ||||||
| 2026 | Steamer | ROS | 5.84 | 4.60 | 1.27 | 1.43 | 14.3% | 11.3% | 3.0% | .275 | 1.61 | .295 | 69.4% | 5.57 | ||||||
| 2026 | OOPSY | ROS | 6.69 | 3.66 | 1.83 | 1.39 | 17.6% | 9.6% | 8.0% | .257 | 1.38 | .283 | 66.3% | 5.02 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | DSL | 8.92 | 2.55 | 3.50 | 0.51 | 24.3% | 6.9% | 17.4% | .254 | 1.25 | .330 | 72.8% | 75 | 73 | 3.58 | ||||
| 2024 | CHC | DSL | 10.29 | 2.57 | 4.00 | 0.00 | 29.4% | 7.4% | 22.1% | .163 | 0.86 | .241 | 60.6% | 43 | 58 | 2.80 | ||||
| 2025 | CHC | CPX | 14.12 | 2.08 | 6.80 | 0.83 | 37.4% | 5.5% | 31.9% | .235 | 1.15 | .367 | 69.0% | 75 | 67 | 3.39 | ||||
| 2025 | CHC | A | 10.11 | 3.02 | 3.35 | 0.15 | 26.9% | 8.0% | 18.9% | .187 | 1.04 | .261 | 77.4% | 51 | 70 | 2.75 | ||||
| 2025 | CHC | MiLB | 11.18 | 2.77 | 4.04 | 0.33 | 29.7% | 7.4% | 22.4% | .200 | 1.07 | .286 | 75.2% | 57 | 69 | 2.92 | ||||
| 2026 | Steamer | PROJ | 5.68 | 4.49 | 1.26 | 1.45 | 13.9% | 11.0% | 2.9% | .277 | 1.60 | .295 | 69.1% | 5.60 | ||||||
| 2026 | OOPSY | PROJ | 6.69 | 3.66 | 1.83 | 1.39 | 17.6% | 9.6% | 8.0% | .257 | 1.38 | .283 | 66.3% | 5.02 | ||||||
| 2026 | Steamer | ROS | 5.84 | 4.60 | 1.27 | 1.43 | 14.3% | 11.3% | 3.0% | .275 | 1.61 | .295 | 69.4% | 5.57 | ||||||
| 2026 | OOPSY | ROS | 6.69 | 3.66 | 1.83 | 1.39 | 17.6% | 9.6% | 8.0% | .257 | 1.38 | .283 | 66.3% | 5.02 |
