Jack Perkins
Arizona Diamondbacks (ML)
Jack Perkins
Birthdate:
Aug. 6, 1997 (31 y, 0 m, 26 d)
Born In:
Ocala, FL, USA
Nationality:
American
Position:
P
Bats/Throws:
R/R
Height/Weight:
6'3"/200
Entry:
Unknown
Contract:
$720k / 1 year
ML Service Time:
1 years, 157 days
OSA Rating History
Loading Chart...
Ratings Changes
2028-07-31
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Movement Potential decreased from 50 to 45
Movement decreased from 50 to 45
Movement vs L decreased from 50 to 45
GB% decreased from 56% to 53%
2028-06-05
Stuff vs R increased from 40 to 45
2028-04-17
Avoid Ks vs L increased from 30 to 35
Outfield Range decreased from 45 to 40
GB% decreased from 57% to 56%
2028-03-31
Avoid Ks vs L decreased from 35 to 30
Stuff vs R decreased from 45 to 40
2028-03-19
Weight decreased from 201 to 200
2028-01-25
Baserunning decreased from 35 to 30
2028-01-15
Weight increased from 200 to 201
2027-11-14
Local Popularity increased from Unknown to Fair
National Popularity increased from Unknown to Fair
2027-11-02
Weight decreased from 201 to 200
2027-10-04
Avoid Ks vs L increased from 30 to 35
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
2027-09-13
Weight decreased from 202 to 201
2027-07-12
GB% decreased from 58% to 57%
2027-07-05
Stuff vs L decreased from 45 to 40
Role changed from RP to SP
2027-04-26
Movement Potential decreased from 55 to 50
Movement decreased from 55 to 50
Movement vs R decreased from 55 to 50
GB% decreased from 59% to 58%
Slider Pot decreased from 60 to 55
Slider decreased from 60 to 55
2027-04-12
Stuff vs L increased from 40 to 45
Role changed from SP to RP
Weight decreased from 203 to 202
2026-12-22
Weight increased from 202 to 203
2026-11-12
Avoid Ks vs L decreased from 35 to 30
2026-10-06
Weight increased from 201 to 202
2026-08-24
Avoid Ks Potential decreased from 35 to 30
Avoid Ks decreased from 35 to 30
Avoid Ks vs R decreased from 35 to 30
P defense increased from 70 to 75
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
GB% increased from 57% to 59%
2026-08-17
Hold decreased from 40 to 35
2026-07-20
Weight increased from 200 to 201
2026-06-01
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
2026-05-25
Contact vs L decreased from 30 to 25
Avoid Ks vs L increased from 30 to 35
Movement Potential decreased from 55 to 50
Movement decreased from 55 to 50
GB% decreased from 58% to 57%
2026-04-06
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Role changed from RP to SP
2026-03-20
Weight decreased from 201 to 200
2026-02-11
Contact vs L increased from 25 to 30
Gap vs L decreased from 30 to 25
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
Movement vs R increased from 50 to 55
Control vs L increased from 45 to 50
GB% increased from 56% to 58%
Stamina increased from 50 to 55
2025-12-04
Contact vs L decreased from 30 to 25
Gap vs L increased from 25 to 30
Movement vs R decreased from 55 to 50
Control Potential increased from 45 to 50
Control increased from 45 to 50
Control vs R increased from 45 to 50
Fastball Pot increased from 50 to 55
Fastball increased from 50 to 55
Slider Pot increased from 55 to 60
Slider increased from 55 to 60
2025-11-14
Weight increased from 200 to 201
2025-10-27
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2025-10-13
Weight decreased from 201 to 200
2025-08-25
Weight increased from 200 to 201
2025-07-14
Avoid Ks Potential decreased from 35 to 30
Avoid Ks decreased from 35 to 30
Avoid Ks vs R decreased from 35 to 30
Avoid Ks vs L decreased from 35 to 30
Outfield Error decreased from 25 to 20
Control vs R decreased from 50 to 45
Fastball Pot decreased from 55 to 50
Fastball decreased from 55 to 50
Slider Pot decreased from 60 to 55
Weight increased from 199 to 200
2025-06-30
Weight decreased from 200 to 199
2025-05-19
Control Potential decreased from 50 to 45
2025-05-05
Weight decreased from 201 to 200
2025-04-14
Eye Potential decreased from 30 to 25
Outfield Error increased from 20 to 25
Movement Potential increased from 45 to 50
Movement increased from 45 to 50
Movement vs R increased from 50 to 55
Movement vs L increased from 45 to 50
Control vs R increased from 45 to 50
GB% increased from 52% to 56%
Changeup Pot decreased from 50 to 45
2025-04-04
Stuff Potential decreased from 45 to 40
Control Potential increased from 45 to 50
2025-02-26
Weight decreased from 202 to 201
2024-11-29
Weight increased from 201 to 202
2024-11-14
Power Potential decreased from 25 to 20
2024-09-30
Weight increased from 200 to 201
2024-09-16
Contact vs L increased from 25 to 30
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Movement vs R increased from 45 to 50
Slider Pot increased from 55 to 60
Changeup decreased from 50 to 45
2024-08-19
Baserunning increased from 30 to 35
2024-06-17
Eye decreased from 30 to 25
Eye vs L decreased from 30 to 25
Infield Range decreased from 55 to 50
Slider Pot decreased from 60 to 55
Changeup increased from 45 to 50
2024-05-27
P defense increased from 65 to 70
2024-04-01
Stuff decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Role changed from RP to SP
2024-03-28
Power vs L decreased from 25 to 20
Avoid Ks decreased from 35 to 30
Avoid Ks vs R decreased from 35 to 30
Movement vs R decreased from 50 to 45
Velocity increased from 90-92 mph to 91-93 mph
GB% decreased from 54% to 52%
Fastball Pot increased from 50 to 55
Fastball increased from 50 to 55
Slider Pot increased from 55 to 60
2024-03-16
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 45
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2024-03-08
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
Stuff vs R decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Role changed from RP to SP
Weight increased from 198 to 200
2023-11-26
Weight decreased from 199 to 198
2023-11-11
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Movement vs R increased from 45 to 50
2023-10-11
Weight decreased from 200 to 199
2023-09-25
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 45
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2023-09-01
Contact Potential decreased from 30 to 25
Gap vs L decreased from 30 to 25
Power decreased from 25 to 20
Power vs R decreased from 25 to 20
Eye Potential increased from 25 to 30
Eye increased from 25 to 30
Eye vs L increased from 25 to 30
Avoid Ks decreased from 35 to 30
Avoid Ks vs R decreased from 35 to 30
Outfield Arm decreased from 35 to 30
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
Stuff vs R decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Movement vs R decreased from 50 to 45
Curveball increased from 40 to 45
Slider Pot decreased from 60 to 55
Slider decreased from 60 to 55
Role changed from RP to SP
2023-08-07
Stealing decreased from 30 to 25
2023-06-26
Stuff increased from 40 to 45
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2023-06-19
Stuff decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Role changed from RP to SP
2023-06-05
Gap Potential decreased from 30 to 25
Gap decreased from 30 to 25
Gap vs R decreased from 30 to 25
Eye Potential decreased from 30 to 25
Control Potential decreased from 50 to 45
GB% increased from 53% to 54%
Stamina decreased from 55 to 50
Weight decreased from 201 to 200
2023-05-22
Eye vs L decreased from 30 to 25
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Movement Potential decreased from 50 to 45
Weight increased from 200 to 201
2023-05-01
Stuff increased from 40 to 45
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2023-03-31
Avoid Ks decreased from 35 to 30
Avoid Ks vs R decreased from 35 to 30
Stuff decreased from 45 to 40
Movement decreased from 50 to 45
Weight decreased from 201 to 200
2023-03-05
Eye decreased from 30 to 25
Eye vs R decreased from 30 to 25
Outfield Error decreased from 25 to 20
Changeup decreased from 50 to 45