Maxwell Kay
Portland Sea Dogs (AA)
Maxwell Kay
Birthdate:
Sept. 28, 2025 (27 y, 3 m, 3 d)
Born In:
Midland, MI, USA
Nationality:
American
Position:
P
Bats/Throws:
S/L
Height/Weight:
6'3"/201
Entry:
2047 Draft - Round: 32, Overall: 1136, Team: Boston Red Sox
Contract:
Minor League
ML Service Time:
None
OSA Rating History
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Ratings Changes
2052-12-01
Weight decreased from 202 to 201
2052-11-18
Contact Potential increased from 35 to 40
Contact increased from 35 to 40
Contact vs R increased from 35 to 40
Contact vs L increased from 30 to 35
Gap Potential increased from 30 to 40
Gap increased from 30 to 40
Gap vs R increased from 30 to 40
Gap vs L increased from 25 to 35
Eye Potential increased from 25 to 30
Eye increased from 25 to 30
Eye vs R increased from 25 to 30
Eye vs L increased from 20 to 25
Avoid Ks Potential decreased from 40 to 35
Avoid Ks decreased from 40 to 35
Avoid Ks vs R decreased from 40 to 35
Sac Bunt decreased from 80 to 75
Bunt for Hit increased from 20 to 25
Speed decreased from 25 to 0
Stealing decreased from 20 to 0
Baserunning decreased from 20 to 0
Infield Error decreased from 35 to 30
Infield Arm decreased from 50 to 45
Catcher Ability decreased from 25 to 20
P defense decreased from 60 to 55
Movement Potential increased from 35 to 40
Movement increased from 35 to 40
Movement vs R increased from 30 to 40
Movement vs L increased from 35 to 40
Control Potential decreased from 40 to 35
GB% increased from 48% to 49%
Stamina increased from 50 to 55
Fastball Pot decreased from 55 to 45
Fastball decreased from 55 to 45
Changeup Pot decreased from 60 to 55
Changeup decreased from 60 to 55
Splitter Pot increased from 50 to 55
Splitter increased from 50 to 55
Local Popularity increased from Unknown to Insignificant
2052-11-08
Movement increased from 30 to 35
2052-11-04
Movement decreased from 35 to 30
2052-10-29
Movement vs R decreased from 35 to 30
2052-10-25
Movement Potential increased from 30 to 35
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
2052-10-18
Movement Potential decreased from 35 to 30
Movement decreased from 35 to 30
2052-10-08
Movement increased from 30 to 35
Weight increased from 201 to 202
2052-09-30
Movement decreased from 35 to 30
2052-09-23
Movement increased from 30 to 35
2052-09-16
Movement decreased from 35 to 30
2052-09-09
Movement vs R decreased from 35 to 30
Control decreased from 40 to 35
Weight increased from 200 to 201
2052-09-02
Weight decreased from 201 to 200
2052-07-29
Gap vs R decreased from 35 to 30
Eye Potential increased from 20 to 25
Eye increased from 20 to 25
Eye vs R increased from 20 to 25
Sac Bunt increased from 75 to 80
2052-07-15
Eye Potential decreased from 25 to 20
Eye vs R decreased from 25 to 20
Weight increased from 200 to 201
2052-07-08
Weight decreased from 201 to 200
2052-06-17
Eye Potential increased from 20 to 25
Eye vs R increased from 20 to 25
2052-06-10
Eye Potential decreased from 25 to 20
Eye vs R decreased from 25 to 20
Control vs R decreased from 40 to 35
2052-05-27
Gap vs L decreased from 30 to 25
Weight decreased from 202 to 201
2052-05-20
Gap vs L increased from 25 to 30
Control vs R increased from 35 to 40
2052-05-13
Eye decreased from 25 to 20
Control vs R decreased from 40 to 35
2052-05-06
Gap vs L decreased from 30 to 25
Eye increased from 20 to 25
2052-04-29
Gap vs L increased from 25 to 30
2052-04-22
Contact Potential decreased from 40 to 35
Contact decreased from 40 to 35
Contact vs R decreased from 40 to 35
Contact vs L decreased from 35 to 30
Gap vs R increased from 30 to 35
Eye decreased from 25 to 20
Eye vs L decreased from 25 to 20
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 45
Stuff vs L increased from 40 to 45
Movement Potential increased from 30 to 35
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
Movement vs L increased from 30 to 35
Control Potential increased from 35 to 40
Control increased from 35 to 40
Control vs R increased from 35 to 40
Control vs L increased from 35 to 40
GB% increased from 41% to 48%
Fastball increased from 50 to 55
Changeup Pot increased from 35 to 60
Changeup increased from 30 to 60
Splitter increased from 45 to 50
2052-04-08
Stuff Potential increased from 40 to 45
Movement Potential increased from 25 to 30
Movement increased from 25 to 30
Movement vs R increased from 25 to 30
Movement vs L increased from 25 to 30
2052-04-01
Movement Potential decreased from 30 to 25
Movement decreased from 30 to 25
Movement vs R decreased from 30 to 25
Movement vs L decreased from 30 to 25
2052-03-18
Movement Potential increased from 25 to 30
Movement increased from 25 to 30
Movement vs R increased from 25 to 30
Movement vs L increased from 25 to 30
2052-03-04
Movement Potential decreased from 30 to 25
Movement decreased from 30 to 25
Movement vs R decreased from 30 to 25
Movement vs L decreased from 30 to 25
2052-02-19
Stuff Potential decreased from 45 to 40
Weight decreased from 203 to 202
2052-01-22
Control Potential decreased from 40 to 35
Control vs L decreased from 40 to 35
2051-12-31
Stuff decreased from 45 to 40
Stuff vs R decreased from 45 to 40
Stuff vs L decreased from 45 to 40
2051-12-11
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 45
Stuff vs L increased from 40 to 45
2051-12-01
Stuff decreased from 45 to 40
Stuff vs R decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Control decreased from 40 to 35
2051-11-20
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 45
Stuff vs L increased from 40 to 45
Control Potential increased from 35 to 40
Control increased from 35 to 40
Control vs L increased from 35 to 40
2051-11-10
Splitter decreased from 50 to 45
2051-10-22
Weight increased from 202 to 203
2051-10-11
Weight decreased from 203 to 202
2051-08-28
Eye vs L increased from 20 to 25
2051-08-21
Eye vs L decreased from 25 to 20
2051-07-17
Eye vs L increased from 20 to 25
Avoid Ks vs L decreased from 40 to 35
Bunt for Hit decreased from 25 to 20
Outfield Arm decreased from 35 to 30
2051-06-26
Eye increased from 20 to 25
2051-06-19
Eye decreased from 25 to 20
2051-05-08
Eye increased from 20 to 25
Weight increased from 202 to 203
2051-04-24
Eye Potential increased from 20 to 25
Eye vs R increased from 20 to 25
2051-04-17
Eye Potential decreased from 25 to 20
Eye decreased from 25 to 20
Eye vs R decreased from 25 to 20
GB% decreased from 43% to 41%
2051-04-10
Stuff Potential increased from 40 to 45
2051-03-20
Avoid Ks vs L increased from 35 to 40
2051-03-06
Eye Potential increased from 20 to 25
Eye increased from 20 to 25
Eye vs R increased from 20 to 25
Avoid Ks vs L decreased from 40 to 35
Control vs R increased from 30 to 35
GB% decreased from 44% to 43%
2051-02-20
Eye vs R decreased from 25 to 20
Control increased from 30 to 35
Weight increased from 200 to 202
2051-01-23
Eye Potential decreased from 25 to 20
Eye decreased from 25 to 20
Avoid Ks vs R decreased from 45 to 40
Stuff Potential decreased from 45 to 40
Control decreased from 35 to 30
2050-12-21
Control vs R decreased from 35 to 30
Weight decreased from 201 to 200
2050-12-11
Stuff Potential increased from 40 to 45
Control vs R increased from 30 to 35
2050-11-19
Eye Potential increased from 20 to 25
Eye increased from 20 to 25
Control increased from 30 to 35
2050-10-26
Avoid Ks vs R increased from 40 to 45
2050-10-20
Weight increased from 200 to 201
2050-10-11
Eye Potential decreased from 25 to 20
Eye decreased from 25 to 20
2050-09-26
Avoid Ks vs R decreased from 45 to 40
2050-09-19
Avoid Ks vs R increased from 40 to 45
Stuff Potential decreased from 45 to 40
2050-09-12
Avoid Ks vs R decreased from 45 to 40
Control decreased from 35 to 30
2050-09-05
Avoid Ks vs R increased from 40 to 45
2050-08-29
Stuff Potential increased from 40 to 45
2050-08-22
Control increased from 30 to 35
Weight decreased from 201 to 200
2050-08-15
Stuff Potential decreased from 45 to 40
Control decreased from 35 to 30
2050-08-15
Eye vs L decreased from 25 to 20
Stuff Potential increased from 40 to 45
Control Potential decreased from 40 to 35
Velocity increased from 87-89 mph to 88-90 mph
GB% decreased from 46% to 44%
Stamina decreased from 55 to 50
Fastball Pot increased from 50 to 55
Splitter increased from 45 to 50
Weight increased from 200 to 201
2050-08-08
Stuff Potential increased from 35 to 40
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Stuff vs L increased from 35 to 40
Movement vs L decreased from 35 to 30
Role changed from SP to RP
2050-07-25
Weight decreased from 201 to 200
2050-07-18
Movement vs L increased from 30 to 35
2050-07-04
Movement vs L decreased from 35 to 30
2050-04-18
Movement vs L increased from 30 to 35
2050-04-04
Avoid Ks vs L increased from 35 to 40
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 30 to 35
Control increased from 30 to 35
Control vs L increased from 30 to 35
GB% increased from 44% to 46%
Stamina increased from 50 to 55
2050-03-21
Eye vs L increased from 20 to 25
2050-02-21
Eye vs L decreased from 25 to 20
Stuff decreased from 35 to 30
Stuff vs R decreased from 35 to 30
Stuff vs L decreased from 35 to 30
Weight increased from 199 to 201
2049-12-19
Weight decreased from 200 to 199
2049-11-27
Weight decreased from 201 to 200
2049-11-23
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 30 to 35
2049-11-17
Stuff decreased from 35 to 30
Stuff vs R decreased from 35 to 30
Stuff vs L decreased from 35 to 30
2049-11-08
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 30 to 35
2049-11-04
Stuff decreased from 35 to 30
Stuff vs R decreased from 35 to 30
Stuff vs L decreased from 35 to 30
2049-10-29
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 30 to 35
2049-10-18
Stuff decreased from 35 to 30
Stuff vs R decreased from 35 to 30
Stuff vs L decreased from 35 to 30
2049-10-04
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 30 to 35
2049-09-20
Stuff decreased from 35 to 30
Stuff vs R decreased from 35 to 30
Stuff vs L decreased from 35 to 30
2049-08-02
Speed increased from 20 to 25
2049-07-26
Speed decreased from 25 to 20
2049-07-12
Avoid Ks increased from 35 to 40
Avoid Ks vs R increased from 35 to 40
GB% increased from 43% to 44%
Changeup increased from 25 to 30
Weight decreased from 202 to 201
2049-07-05
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 30 to 35
2049-06-28
Weight increased from 201 to 202
2049-05-17
Speed increased from 20 to 25
2049-04-26
Weight increased from 200 to 201
2049-04-19
Weight decreased from 201 to 200
2049-03-22
Contact increased from 35 to 40
2049-03-22
Contact decreased from 40 to 35
2049-03-08
Contact increased from 35 to 40
Contact vs R increased from 35 to 40
Gap increased from 25 to 30
Gap vs R increased from 25 to 30
Avoid Ks vs L increased from 30 to 35
Fastball increased from 45 to 50
Weight increased from 200 to 201
2049-02-22
Contact vs R decreased from 40 to 35
Weight decreased from 201 to 200
2049-01-01
Contact vs R increased from 35 to 40
Contact vs L increased from 30 to 35
Eye increased from 20 to 25
Eye vs R increased from 20 to 25
Eye vs L increased from 20 to 25
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Avoid Ks vs L increased from 25 to 30
Speed decreased from 25 to 20
Infield Range decreased from 40 to 35
Stuff Potential decreased from 40 to 35
Control Potential decreased from 45 to 40
Weight increased from 200 to 201
2048-07-01
Power Potential decreased from 30 to 25
Stuff Potential increased from 35 to 40
Movement vs R increased from 25 to 30
Weight decreased from 201 to 200
2048-01-01
Contact increased from 30 to 35
Contact vs R increased from 30 to 35
Avoid Ks increased from 25 to 30
Avoid Ks vs R increased from 25 to 30
Stuff Potential decreased from 40 to 35
Movement increased from 25 to 30
Movement vs L increased from 25 to 30
Control increased from 25 to 30
Control vs R increased from 25 to 30
Control vs L increased from 25 to 30
GB% decreased from 44% to 43%
Stamina increased from 45 to 50
Fastball Pot decreased from 55 to 50
Changeup increased from 20 to 25
Weight decreased from 202 to 201
2047-07-01
Contact Potential decreased from 45 to 40
Contact vs L increased from 25 to 30
Power Potential increased from 25 to 30
Avoid Ks Potential decreased from 45 to 40
Stuff Potential decreased from 45 to 40
Stuff decreased from 35 to 30
Stuff vs R decreased from 35 to 30
Stuff vs L decreased from 35 to 30
Movement Potential decreased from 35 to 30
GB% decreased from 47% to 44%
Changeup Pot decreased from 40 to 35
Splitter increased from 40 to 45
Role changed from RP to SP
Weight decreased from 203 to 202
2047-01-01
Contact vs L decreased from 30 to 25
Power Potential decreased from 30 to 25
Stuff vs R increased from 30 to 35
Movement Potential increased from 30 to 35
Weight increased from 201 to 203
2046-07-01
Contact vs L increased from 25 to 30
Power Potential increased from 25 to 30
Stuff increased from 30 to 35
Stuff vs L increased from 30 to 35
Splitter decreased from 45 to 40
Weight increased from 199 to 201