Jamie Arnold
Athletics (AA)P
Age: 22
Bats/Throws: L/L
6'1" / 188
DOB: 3/21/2004
(22 years, 4 months, 5 days)
P
Player Dashboard:
Quick Links
More
Stats
Stat Groups:
Select
You can shift + click on full MLB seasons in Season Stats and games in Game Logs to select spans for aggregate stats. Read more here
Heat Map:
Off
On
In-Season ProjectionsMinor LeaguesSpring TrainingCollege
| 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 | FSU | NCAA | 19 | 2 | 5 | 0 | 24 | 8 | 44.0 | 10.02 | 5.52 | 1.23 | .336 | 59.2% | 6.34 | 5.62 | |||||||||
| 2024 | FSU | NCAA | 20 | 11 | 3 | 1 | 19 | 18 | 105.2 | 13.54 | 2.21 | 0.60 | .342 | 70.7% | 2.98 | 2.75 | |||||||||
| 2025 | FSU | NCAA | 21 | 8 | 2 | 0 | 15 | 15 | 84.2 | 12.65 | 2.87 | 0.74 | .306 | 78.8% | 2.98 | 3.57 | |||||||||
| 2026 | ATH | ST | 22 | 0 | 0 | 0 | 2 | 0 | 3.0 | 12.00 | 6.00 | 3.00 | .333 | 100.0% | 42.9% | 50.0% | 3.00 | 8.32 | 5.23 | ||||||
| 2026 | OAK | AA | 22 | 4 | 5 | 0 | 18 | 18 | 84.2 | 9.57 | 4.36 | 0.64 | .360 | 70.1% | 52.5% | 10.5% | 4.04 | 4.16 | 4.54 | ||||||
| 2026 | Steamer | ROS | 22 | 0 | 0 | 0 | 0 | 0 | 1.0 | 6.66 | 4.28 | 1.16 | .305 | 70.9% | 4.79 | 4.87 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 22 | 0 | 0 | 0 | 1 | 1 | 4.8 | 6.80 | 4.21 | 1.18 | .301 | 69.5% | 4.97 | 4.89 | 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 | FSU | NCAA | 19 | 2 | 5 | 0 | 24 | 8 | 44.0 | 10.02 | 5.52 | 1.23 | .336 | 59.2% | 6.34 | 5.62 | |||||||||
| 2024 | FSU | NCAA | 20 | 11 | 3 | 1 | 19 | 18 | 105.2 | 13.54 | 2.21 | 0.60 | .342 | 70.7% | 2.98 | 2.75 | |||||||||
| 2025 | FSU | NCAA | 21 | 8 | 2 | 0 | 15 | 15 | 84.2 | 12.65 | 2.87 | 0.74 | .306 | 78.8% | 2.98 | 3.57 | |||||||||
| 2026 | ATH | ST | 22 | 0 | 0 | 0 | 2 | 0 | 3.0 | 12.00 | 6.00 | 3.00 | .333 | 100.0% | 42.9% | 50.0% | 3.00 | 8.32 | 5.23 | ||||||
| 2026 | OAK | AA | 22 | 4 | 5 | 0 | 18 | 18 | 84.2 | 9.57 | 4.36 | 0.64 | .360 | 70.1% | 52.5% | 10.5% | 4.04 | 4.16 | 4.54 | ||||||
| 2026 | Steamer | ROS | 22 | 0 | 0 | 0 | 0 | 0 | 1.0 | 6.66 | 4.28 | 1.16 | .305 | 70.9% | 4.79 | 4.87 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 22 | 0 | 0 | 0 | 1 | 1 | 4.8 | 6.80 | 4.21 | 1.18 | .301 | 69.5% | 4.97 | 4.89 | 0.0 |
In-Season ProjectionsMinor LeaguesSpring TrainingCollege
| 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 | FSU | NCAA | 2 | 5 | 6.34 | 24 | 8 | 0 | 0 | 0 | 44.0 | 207 | 45 | 38 | 31 | 6 | 27 | 9 | 1 | 0 | 49 | ||||
| 2024 | FSU | NCAA | 11 | 3 | 2.98 | 19 | 18 | 0 | 0 | 1 | 105.2 | 449 | 90 | 45 | 35 | 7 | 26 | 14 | 4 | 0 | 159 | ||||
| 2025 | FSU | NCAA | 8 | 2 | 2.98 | 15 | 15 | 0 | 0 | 0 | 84.2 | 351 | 63 | 30 | 28 | 7 | 27 | 15 | 0 | 0 | 119 | ||||
| 2026 | ATH | ST | 0 | 0 | 3.00 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3.0 | 14 | 3 | 1 | 1 | 1 | 2 | 0 | 1 | 1 | 0 | 4 | |
| 2026 | OAK | AA | 4 | 5 | 4.04 | 18 | 18 | 0 | 0 | 0 | 0 | 0 | 84.2 | 386 | 93 | 48 | 38 | 6 | 41 | 1 | 7 | 6 | 1 | 90 | |
| 2026 | Steamer | ROS | 0 | 0 | 4.79 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 4.97 | 1 | 1 | 0 | 0 | 0 | 4.8 | 22 | 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 | FSU | NCAA | 2 | 5 | 6.34 | 24 | 8 | 0 | 0 | 0 | 44.0 | 207 | 45 | 38 | 31 | 6 | 27 | 9 | 1 | 0 | 49 | ||||
| 2024 | FSU | NCAA | 11 | 3 | 2.98 | 19 | 18 | 0 | 0 | 1 | 105.2 | 449 | 90 | 45 | 35 | 7 | 26 | 14 | 4 | 0 | 159 | ||||
| 2025 | FSU | NCAA | 8 | 2 | 2.98 | 15 | 15 | 0 | 0 | 0 | 84.2 | 351 | 63 | 30 | 28 | 7 | 27 | 15 | 0 | 0 | 119 | ||||
| 2026 | ATH | ST | 0 | 0 | 3.00 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3.0 | 14 | 3 | 1 | 1 | 1 | 2 | 0 | 1 | 1 | 0 | 4 | |
| 2026 | OAK | AA | 4 | 5 | 4.04 | 18 | 18 | 0 | 0 | 0 | 0 | 0 | 84.2 | 386 | 93 | 48 | 38 | 6 | 41 | 1 | 7 | 6 | 1 | 90 | |
| 2026 | Steamer | ROS | 0 | 0 | 4.79 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 4.97 | 1 | 1 | 0 | 0 | 0 | 4.8 | 22 | 5 | 3 | 3 | 1 | 2 | 0 | 0 | 4 |
In-Season ProjectionsMinor LeaguesSpring TrainingAveragesCollege
| 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 | FSU | NCAA | 10.02 | 5.52 | 1.81 | 1.23 | 23.7% | 13.0% | 10.6% | .263 | 1.64 | .336 | 59.2% | 5.62 | ||||||
| 2024 | FSU | NCAA | 13.54 | 2.21 | 6.12 | 0.60 | 35.4% | 5.8% | 29.6% | .220 | 1.10 | .342 | 70.7% | 2.75 | ||||||
| 2025 | FSU | NCAA | 12.65 | 2.87 | 4.41 | 0.74 | 33.9% | 7.7% | 26.2% | .204 | 1.06 | .306 | 78.8% | 3.57 | ||||||
| 2026 | ATH | ST | 12.00 | 6.00 | 2.00 | 3.00 | 28.6% | 14.3% | 14.3% | .273 | 1.67 | .333 | 100.0% | 63 | 167 | 8.32 | ||||
| 2026 | OAK | AA | 9.57 | 4.36 | 2.20 | 0.64 | 23.3% | 10.6% | 12.7% | .275 | 1.58 | .360 | 70.1% | 79 | 86 | 4.16 | ||||
| 2026 | Steamer | ROS | 6.66 | 4.28 | 1.56 | 1.16 | 16.6% | 10.6% | 5.9% | .270 | 1.54 | .305 | 70.9% | 4.87 | ||||||
| 2026 | OOPSY | ROS | 6.80 | 4.21 | 1.62 | 1.18 | 16.4% | 10.2% | 6.3% | .268 | 1.56 | .301 | 69.5% | 4.89 |
| 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 | FSU | NCAA | 10.02 | 5.52 | 1.81 | 1.23 | 23.7% | 13.0% | 10.6% | .263 | 1.64 | .336 | 59.2% | 5.62 | ||||||
| 2024 | FSU | NCAA | 13.54 | 2.21 | 6.12 | 0.60 | 35.4% | 5.8% | 29.6% | .220 | 1.10 | .342 | 70.7% | 2.75 | ||||||
| 2025 | FSU | NCAA | 12.65 | 2.87 | 4.41 | 0.74 | 33.9% | 7.7% | 26.2% | .204 | 1.06 | .306 | 78.8% | 3.57 | ||||||
| 2026 | ATH | ST | 12.00 | 6.00 | 2.00 | 3.00 | 28.6% | 14.3% | 14.3% | .273 | 1.67 | .333 | 100.0% | 63 | 167 | 8.32 | ||||
| 2026 | OAK | AA | 9.57 | 4.36 | 2.20 | 0.64 | 23.3% | 10.6% | 12.7% | .275 | 1.58 | .360 | 70.1% | 79 | 86 | 4.16 | ||||
| 2026 | Steamer | ROS | 6.66 | 4.28 | 1.56 | 1.16 | 16.6% | 10.6% | 5.9% | .270 | 1.54 | .305 | 70.9% | 4.87 | ||||||
| 2026 | OOPSY | ROS | 6.80 | 4.21 | 1.62 | 1.18 | 16.4% | 10.2% | 6.3% | .268 | 1.56 | .301 | 69.5% | 4.89 |
