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Player Report for #4 Bob Jefferson
Wednesday, December 31st, 2025
Name:Bob JeffersonContract:Major League Contract
Nickname:Salary:$6,930,000
Birthday:02-20-1995Signed Through:2027 Season
Age:30Years of Major League Service:8 Years, 100 Days
Born in:Chicago (Illinois)Major League Service Days this Year:185 Days
Nationality:American  
Height:6' 2"Years on 40-Man Roster:8 Years, 136 Days
Weight:188 lbsYears of Pro Service:13 Years
  Arbitration Eligibility:Not eligible, free agent after contract expires!
Position:SPMinor League Option Years:2 option years left
Bats:Right  
Throws:RightContract Extension -
Status:Completely RestedDrafted2012, 22nd Pick in Round 20
Morale:GoodLocal Popularity (National)Unknown (Unknown)
Boston
Red Sox
MLB
Pitching Ratings (SISA)
PitchingStuffMovementControlVelocity 
Overall1181492-94 Mph 
Versus LHP11814 
Versus RHP12814 
Talent11814 
Pitching Ratings  Pitches:Fastball, Changeup, Slider, Sinker, Splitter
Endurance:12   
Groundball Pct.:44   
Holding Runners:9   
Batting Ratings (SISA)
BattingContactGapPowerDiscipline/EyeAvoid K's 
Overall45111 
Versus LHP45121 
Versus RHP44111 
Talent89135 
Running & Bunting Ratings  Fielding Ratings
Running Speed:5 Pitcher 13
Stealing Ability:8 
Baserunning Instincts:5 
Sacrifice Bunt:20 
Bunt for Hit:1 
Hitter Type:Normal 
   
   
   
Game Log, Last 10 Games
DateOpponentResultStartIPHRERBBKDec       
10-02-2025@ TBALoss, 2-3X7.262215       
09-27-2025 DETLoss, 4-9X4.256642Loss      
09-22-2025@ TORLoss, 1-2X6.292215Loss      
09-17-2025 NYAWin, 9-2X8.182224Win      
09-12-2025 TBAWin, 7-2X6.052242Win      
09-07-2025@ OAKWin, 7-6X7.052223Win      
09-02-2025@ TEXLoss, 5-7X7.184421       
08-27-2025 DETLoss, 1-10X0.245520Loss      
08-20-2025@ TBAWin, 8-5X6.083344Win      
08-15-2025@ NYAWin, 12-3X8.163306Win      
Major League Baseball 2025 Pitching Stats
PitchingGGSWLSVERAIPHARERHRBBKCGCG%SHOQSQS%
Overall32329905.66178.0198119112346211900.001650.0
PitchingSVOBSSV%RAGFR/9H/9K/9BB/9ERCWHIPVORPBABIP     
Overall000.00013.2510.016.023.135.121.4611.4.294     
PitchingABH2B3BHRRBBKSFSHHPAVGOBPSLGOPS   
vs. LHB2867810313452544301.273.330.465.795   
vs. RHB42412023721743775211.283.341.519.859   
Major League Baseball 2025 Pitching Splits
SplitGGSWLSVERAIPHARERHRBBK 
April550106.1630.23321218821 
May662104.7634.037211841227 
June552107.1826.136242181021 
July440209.6414.0191515489 
August552206.0425.12718176819 
September663204.0540.040181831517 
October110002.357.2622115 
Spring Training551104.9118.120101031112 
Last Year3535121304.94204.01981211124274151 
2 Years Ago292981304.61162.016889832552124 
Career274244789114.701410.214717897362174561108 
Home16164507.0380.2936763203456 
Road16165404.5397.11055249142863 
Grass32329905.66178.01981191123462119 
Day773103.5440.234181631324 
Night25256806.29137.116410196314995 
Career Pitching Stats
Year/Team/LeagueAgeGGSWLSVERAIPHARERHRBBKCGSHOWHIPBABIPVORP
2017 Tampa - MLB223002212.8753.150171732151001.33.32414.1
2018 Tampa - MLB23303015803.98174.117578771650144211.29.31124.4
2019 Tampa - MLB24303091304.11177.117587813245166101.24.29225.3
2020 Tampa - MLB2520203904.6798.11126251102982001.43.3298.8
2021 Cleveland - MLB263535111205.23186.02111161082562144001.47.3192.7
2022 Cleveland - MLB27333391204.82177.1184100953061127001.38.29413.6
2023 Cleveland - MLB28292981304.61162.016889832552124001.36.29516.3
2024 Boston - MLB293535121304.94204.01981211124274151001.33.26427.7
2025 Boston - MLB3032329905.66178.01981191123462119001.46.29411.4
Total MLB9 yrs.274244789114.701410.214717897362174561108311.37.299144.4
Career Minor League Pitching Stats
Year/Team/LeagueAgeGGSWLSVERAIPHARERHRBBKCGSHOWHIPBABIPVORP
2013 Yonkers - S A18200004.913.2542043002.45.3570.1
2013 Saint Paul - A185603136.1181.095655594967001.78.340-1.2
2014 Cortland - R19501133.605.0222032001.00.1430.6
2014 Saint Paul - A1929026115.3242.151312561841001.63.3542.0
2014 Santa Ana - AA19800041.048.2921056001.62.3215.0
2015 Paradise - AAA204704313.5279.165423164389001.36.29816.7
2016 Paradise - AAA2147524144.20126.11056259759111001.30.28322.4
2017 Paradise - AAA222301104.8529.23821162531001.45.3832.1
Total MLBAAA117578154.05235.120812510615107231001.34.30341.3
Total MLBAA800041.048.2921056001.62.3215.0
Total MLBA85057145.84123.114696801567108001.73.3450.7
Total MLBS A200004.913.2542043002.45.3570.1
Total MLBR501133.605.0222032001.00.1430.6
Career Postseason Pitching Stats
Year/Team/LeagueAgeGGSWLSVERAIPHARERHRBBKCGSHOWHIPBABIPVORP
2017 Tampa - MLB221000027.030.2222101003.00.5000.0
2018 Tampa - MLB23110000.008.0200024000.50.1000.0
2021 Cleveland - MLB26111001.595.2711124001.59.3330.0
2024 Boston - MLB29111001.297.0411116000.71.1670.0
Total MLB432001.6921.115443515000.94.2070.0
Career Fielding Stats
Year/Team/LeaguePOSGGSPOADPTCEPCTINNRANGEPBRSTARTORTO%
2017 Tampa - MLP3003901201.00053.12.02
2018 Tampa - MLP303013171333.909174.11.55
2019 Tampa - MLP30306160242.917177.11.12
2020 Tampa - MLP20208801601.00098.11.46
2021 Cleveland - MLP35356140233.870186.00.97
2022 Cleveland - MLP33337222301.967177.11.47
2023 Cleveland - MLP292982303101.000162.01.72
2024 Boston - MLP353512231383.921204.01.54
2025 Boston - MLP323211172302.933178.01.42
Player History
06-15-2012Drafted in the 2012 first-year player draft (Round 20, Pick 22, 592nd overall Pick) by the Tampa Bay Rays.
01-01-2013SISA scouting updated ratings (potential): Stuff: 4 (7); Movement: 4 (6); Control: 1 (5).
01-01-2014SISA scouting updated ratings (potential): Stuff: 7 (11); Movement: 8 (11); Control: 7 (14).
08-06-2014Injured (migraine), day-to-day for one week.
01-01-2015SISA scouting updated ratings (potential): Stuff: 13 (13); Movement: 12 (12); Control: 5 (13).
01-01-2016SISA scouting updated ratings (potential): Stuff: 13 (13); Movement: 12 (12); Control: 9 (14).
05-16-2016Injured (finger blister), day-to-day for 1-2 weeks.
01-01-2017SISA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 11 (15).
11-21-2017Received a 1-year contract worth a total of $380,000 through automatic renewal.
01-01-2018SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 10 (10); Control: 14 (14).
04-25-2018Injured (strained bicep muscle), out for 5 weeks.
08-25-2018Pitches a 3-hit shutout against the Baltimore Orioles with 5 strikeouts and 0 BB allowed!
11-22-2018Received a 1-year contract worth a total of $380,000 through automatic renewal.
01-01-2019SISA scouting updated ratings (potential): Stuff: 12 (12); Movement: 12 (12); Control: 13 (13).
11-18-2019Received a 1-year contract worth a total of $380,000 through automatic renewal.
01-01-2020SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 10 (10); Control: 16 (16).
03-14-2020Injured (bone chips (elbow)), out for 3 months.
06-26-2020Injured (damaged meniscus (knee)), day-to-day for 1-2 weeks.
07-25-2020Injured (tender elbow), out for 1-2 weeks.
09-17-2020Injured (tender elbow), day-to-day for 1-2 weeks.
11-21-2020Received a 1-year contract worth a total of $1,794,000 through arbitration.
12-15-2020Was traded by the Tampa Bay Rays to the Cleveland Indians, along with LF T. Harris, in exchange for 3B R. Hernández, 1B J. Wells.
01-01-2021SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 11 (11); Control: 15 (15).
11-21-2021Received a 1-year contract worth a total of $1,435,200 through arbitration.
01-01-2022SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 10 (10); Control: 13 (13).
11-20-2022Received a 1-year contract worth a total of $1,635,000 through arbitration.
01-01-2023SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 9 (10); Control: 14 (14).
11-20-2023Became a free agent.
12-14-2023Signed a 4-year contract worth a total of $27,720,000 with the Boston Red Sox organization.
01-01-2024SISA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (10); Control: 13 (13).
01-01-2025SISA scouting updated ratings (potential): Stuff: 11 (11); Movement: 9 (9); Control: 13 (13).
07-19-2025Injured (back spasms), out for 2 weeks.
Leader Boards Appearances
YearGSRank
2021356
2024356
YearWRank
2018159
YearWinning %Rank
2018.6528
YearHRARank
2019326
2022307
2024422
YearWPRank
2022106
202397
YearBABIPRank
2024.2645
YearWHIPRank
20191.2410
YearK/BBRank
20193.696
YearRA/9Rank
201911.328
YearBB/9Rank
20192.287
YearK/9Rank
20198.429
YearSHORank
201812

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