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Grant Balfour
Birthdate: 12/30/1977     Bats/Throws: R/R
Height/Weight: 6-2/200     Position: P
Contract: Add New Contract
5/18/2013: Balfour pitched a perfect ninth inning to record his seventh save of the season and preserve the A's win over the Royals on Friday.
5/5/2013 - Bullpen Report: May 5, 2013 by Colin Zarzycki (RotoGraphs) 4
2/22/2013 - Athletics Bullpen: Depth Chart Discussions by Colin Zarzycki (RotoGraphs) 4
2/15/2013 - Closer Carousel Starts Early by Howard Bender (RotoGraphs) 8
1/23/2013 - Rotographs Mock Draft: The Rest of the Relievers by Colin Zarzycki (RotoGraphs) 13
9/23/2012 - Bullpen Report: September 23, 2012 by Colin Zarzycki (RotoGraphs) 2



Standard
SeasonPitchPitchesABPAH1B2B3BHRBBIBBSOHBPSFSHGDPAVGmin-Velmax-VelVel
2007FA22031411181119081000.35588.598.293.4
2007SL4689110001010000.12566.090.086.1
2007CH1868220001040100.33382.688.486.8
2007CU1511000000000000.00077.184.880.8
2007SI100000000000000.00088.188.188.1
2008FA9231691962115501230740311.12488.697.994.7
2008SL621717200020060000.11880.990.287.4
2008CH11111010000000001.00082.888.486.9
2008CU844321000000000.75080.482.781.4
2008SI111000000010000.00088.488.488.4
2009FA9792022325237915270562106.25788.997.093.3
2009SL1312831430012060012.14378.289.885.4
2009CU521415110000060100.07178.786.481.3
2009CH1011000000000000.00084.490.586.8
2010FA70415216934191302120390321.22489.296.292.6
2010SL1442427321002090101.12582.790.686.9
2010CU731717421100080000.23577.584.581.5
2010CH2255210010000000.40085.291.488.8
2011FA7561721903723608170480018.21589.895.492.8
2011SL1622830541002070001.17983.189.286.2
2011CU671414220000020000.14376.483.581.3
2011CH1644000000010000.00086.190.488.2
2012FA7681551762817713200451001.18187.896.792.7
2012SL28865687600110160201.10881.689.586.0
2012CU841921431001060101.21178.385.681.9
2012FC50711000004010001.00089.195.191.7
2012FT3033000000010000.00083.195.292.1
2012CH611000000010000.00082.486.584.9
2013FA17237431181025080011.29790.096.193.1
2013SL931616202000070000.12581.589.086.2
2013CU2677000000040000.00080.188.182.3
2013FT511000000000000.00092.595.793.9
2013FC200000000000000.00091.492.491.9
TotalFA4522918104719412742322113027847518.21187.898.293.3
TotalSL926186198241640480520315.12966.090.686.2
TotalCU3257679141031010260201.18476.488.181.6
TotalCH831820531011060100.27882.491.487.5
TotalFC52711000004010001.00089.195.191.7
TotalFT3544000000010000.00083.195.792.3
TotalSI211000000010000.00088.188.488.3

Advanced
SeasonPitchPitchesBB%K%BB/KAVGOBPSLGOPSISOBABIPwRCwRAAwOBAwRC+
2007FA22022.0 %19.5 %1.13.355.512.5481.061.194.4559.74.7.467197
2007SL4611.1 %11.1 %1.00.125.222.125.347.000.1430.0-1.2.17915
2007CH1812.5 %50.0 %0.25.333.375.333.708.000.6670.9-0.1.313101
2007CU150.0 %0.0 %0.00.000.000.000.000.000.000-0.2-0.3.000-100
2007SI10.0 %0.0 %0.00.000.000.000.000.000.0000.00.0.000 
2008FA92311.7 %37.8 %0.31.124.226.172.397.047.2062.1-21.5.19522
2008SL620.0 %35.3 %0.00.118.118.471.588.353.0000.8-1.3.23857
2008CH110.0 %0.0 %0.001.0001.0002.0003.0001.0001.0000.90.81.259724
2008CU80.0 %0.0 %0.00.750.7501.0001.750.250.7501.91.4.763396
2008SI10.0 %100.0 %0.00.000.000.000.000.000.000-0.2-0.3.000-100
2009FA97911.6 %24.1 %0.48.257.349.386.735.129.33128.20.4.331109
2009SL1316.5 %19.4 %0.33.143.200.250.450.107.1430.5-3.2.20427
2009CU520.0 %40.0 %0.00.071.067.071.138.000.111-1.5-3.3.060-63
2009CH100.0 %0.0 %0.00.000.000.000.000.000.000-0.2-0.3.000-100
2010FA7047.1 %23.1 %0.31.224.275.349.624.125.28113.3-6.1.27680
2010SL1447.4 %33.3 %0.22.125.185.167.352.042.188-0.3-3.4.1659
2010CU730.0 %47.1 %0.00.235.235.412.647.176.4441.3-0.6.27580
2010CH220.0 %0.0 %0.00.400.4001.0001.400.600.2501.71.1.593297
2011FA7568.9 %25.3 %0.35.215.286.390.675.174.25018.8-2.5.29994
2011SL1626.7 %23.3 %0.29.179.233.214.448.036.2380.8-2.6.20736
2011CU670.0 %14.3 %0.00.143.143.143.286.000.167-0.5-2.1.127-16
2011CH160.0 %25.0 %0.00.000.000.000.000.000.000-0.6-1.0.000-100
2012FA76811.4 %25.6 %0.44.181.278.297.575.116.23412.6-7.5.26274
2012SL2881.5 %23.5 %0.06.108.118.154.271.046.120-3.0-10.7.118-23
2012CU844.8 %28.6 %0.17.211.238.263.501.053.2860.8-1.6.21947
2012FC5036.4 %9.1 %4.00.000.364.000.364.000.0000.7-0.6.25167
2012FT300.0 %33.3 %0.00.000.000.000.000.000.000-0.4-0.8.000-100
2012CH60.0 %100.0 %0.00.000.000.000.000.000.000-0.1-0.3.000-100
2013FA17211.6 %18.6 %0.63.297.381.486.867.189.3337.12.2.379145
2013SL930.0 %43.8 %0.00.125.125.250.375.125.222-0.2-2.0.1575
2013CU260.0 %57.1 %0.00.000.000.000.000.000.000-1.0-1.8.000-100
2013FT50.0 %0.0 %0.00.000.000.000.000.000.000-0.1-0.3.000-100
2013FC20.0 %0.0 %0.00.000.000.000.000.000.0000.00.0.000 
TotalFA452210.8 %26.6 %0.41.211.298.336.634.124.27591.8-30.3.28784
TotalSL9264.0 %26.3 %0.15.129.162.215.377.086.150-1.4-24.3.1689
TotalCU3251.3 %32.9 %0.04.184.190.250.440.066.2690.8-8.3.19025
TotalCH835.0 %30.0 %0.17.278.300.500.800.222.3332.60.2.336121
TotalFC5236.4 %9.1 %4.00.000.364.000.364.000.0000.7-0.6.25167
TotalFT350.0 %25.0 %0.00.000.000.000.000.000.000-0.6-1.0.000-100
TotalSI20.0 %100.0 %0.00.000.000.000.000.000.000-0.2-0.3.000-100

Batted Ball & Movement
SeasonPitchPitchesLD%GB%FB%IFFB%HR/FBStrikesBallsPitchesx-Movz-MovMov
2007FA22021.7 %52.2 %26.1 %33.3 %16.7 %13585220-3.411.612.3
2007SL4614.3 %14.3 %71.4 %20.0 %0.0 %2521460.53.34.0
2007CH180.0 %33.3 %66.7 %0.0 %0.0 %14418-2.56.17.1
2007CU150.0 %100.0 %0.0 %0.0 %0.0 %411152.6-4.35.2
2007SI10.0 %0.0 %0.0 %0.0 %0.0 %1010.03.93.9
2008FA92321.4 %26.5 %52.0 %25.5 %2.0 %591332923-3.312.413.0
2008SL620.0 %54.5 %45.5 %0.0 %40.0 %2933620.92.83.7
2008CH11100.0 %0.0 %0.0 %0.0 %0.0 %3811-7.09.412.4
2008CU825.0 %50.0 %25.0 %0.0 %0.0 %7182.9-3.75.3
2008SI10.0 %0.0 %0.0 %0.0 %0.0 %101-13.08.115.3
2009FA97922.4 %30.1 %47.6 %19.1 %7.4 %637342979-2.612.412.8
2009SL13118.2 %59.1 %22.7 %40.0 %20.0 %63681312.42.34.3
2009CU5211.1 %66.7 %22.2 %0.0 %0.0 %3121524.0-3.85.7
2009CH100.0 %0.0 %100.0 %0.0 %0.0 %2810-5.46.78.9
2010FA70421.7 %25.2 %53.0 %27.9 %3.3 %479225704-1.912.012.4
2010SL14418.8 %56.3 %25.0 %0.0 %0.0 %62821440.55.05.8
2010CU7322.2 %33.3 %44.4 %0.0 %0.0 %4132733.3-2.14.7
2010CH2220.0 %20.0 %60.0 %0.0 %33.3 %121022-4.78.910.4
2011FA75619.5 %37.4 %43.1 %22.6 %15.1 %502254756-1.610.911.2
2011SL1629.5 %61.9 %28.6 %33.3 %0.0 %79831621.62.23.5
2011CU6716.7 %25.0 %58.3 %0.0 %0.0 %3631673.4-3.25.0
2011CH1633.3 %0.0 %66.7 %50.0 %0.0 %8816-2.67.07.5
2012FA76821.1 %28.4 %50.5 %30.9 %5.5 %486282768-1.310.711.0
2012SL2888.0 %46.0 %46.0 %13.0 %4.3 %1881002881.92.64.2
2012CU8430.8 %23.1 %46.2 %0.0 %0.0 %5430843.3-2.84.8
2012FC5016.7 %66.7 %16.7 %0.0 %0.0 %2327502.010.610.9
2012FT300.0 %100.0 %0.0 %0.0 %0.0 %131730-5.610.912.4
2012CH60.0 %0.0 %0.0 %0.0 %0.0 %4261.26.46.8
2013FA17241.4 %24.1 %34.5 %10.0 %20.0 %11557172-1.39.810.5
2013SL9337.5 %37.5 %25.0 %50.0 %0.0 %4944931.33.54.4
2013CU260.0 %0.0 %100.0 %0.0 %0.0 %1313262.0-3.54.5
2013FT50.0 %100.0 %0.0 %0.0 %0.0 %415-4.611.612.5
2013FC20.0 %0.0 %0.0 %0.0 %0.0 %1121.23.46.7
TotalFA452222.2 %30.3 %47.5 %24.7 %7.2 %294515774522-2.211.712.1
TotalSL92612.6 %50.4 %37.0 %18.0 %8.0 %4954319261.53.04.3
TotalCU32519.6 %35.3 %45.1 %0.0 %0.0 %1861393253.3-3.05.0
TotalCH8323.1 %15.4 %61.5 %12.5 %12.5 %434083-3.87.69.0
TotalFC5216.7 %66.7 %16.7 %0.0 %0.0 %2428521.910.310.7
TotalFT350.0 %100.0 %0.0 %0.0 %0.0 %171835-5.511.012.5
TotalSI20.0 %0.0 %0.0 %0.0 %0.0 %202-6.56.09.6

Plate Discipline & Value
SeasonPitchPitchesO-Swing%Z-Swing%Swing%O-Contact%Z-Contact%Contact%Zone%SwStr%ValVal/C
2007FA22030.6 %59.6 %45.0 %67.7 %78.5 %74.8 %49.6 %11.4 %-4.51-2.05
2007SL4635.5 %73.3 %47.8 %45.5 %81.8 %63.6 %32.6 %17.4 %0.671.46
2007CH1855.6 %55.6 %55.6 %40.0 %40.0 %40.0 %50.0 %33.3 %0.261.42
2007CU150.0 %40.0 %13.3 % 100.0 %100.0 %33.3 %0.0 %-0.27-1.83
2007SI1100.0 % 100.0 %100.0 % 100.0 %0.0 %0.0 %0.000.00
2008FA92328.5 %60.6 %45.9 %64.2 %79.6 %75.2 %54.4 %11.4 %21.462.33
2008SL6220.6 %46.4 %32.3 %0.0 %100.0 %65.0 %45.2 %11.3 %-0.92-1.48
2008CH1120.0 %0.0 %18.2 %100.0 % 100.0 %9.1 %0.0 %-1.04-9.44
2008CU8100.0 %50.0 %62.5 %100.0 %100.0 %100.0 %75.0 %0.0 %-1.47-18.35
2008SI1100.0 % 100.0 %0.0 % 0.0 %0.0 %100.0 %0.1919.30
2009FA97924.5 %65.4 %47.7 %74.0 %84.0 %81.8 %56.7 %8.7 %3.100.32
2009SL13123.5 %52.0 %34.4 %36.8 %96.2 %71.1 %38.2 %9.9 %0.300.23
2009CU5240.0 %41.2 %40.4 %57.1 %100.0 %71.4 %32.7 %11.5 %1.713.29
2009CH100.0 %100.0 %20.0 % 100.0 %100.0 %20.0 %0.0 %0.030.27
2010FA70428.9 %60.2 %47.6 %76.8 %85.0 %83.0 %59.7 %8.1 %8.001.14
2010SL14421.5 %64.9 %32.6 %39.1 %87.5 %63.8 %25.7 %11.8 %0.440.31
2010CU7336.2 %46.2 %39.7 %47.1 %83.3 %62.1 %35.6 %15.1 %-0.16-0.23
2010CH2237.5 %83.3 %50.0 %66.7 %100.0 %81.8 %27.3 %9.1 %-1.15-5.22
2011FA75624.2 %57.8 %43.3 %81.0 %87.9 %86.2 %56.8 %6.0 %9.091.20
2011SL16226.0 %54.8 %37.0 %53.9 %82.4 %70.0 %38.3 %11.1 %0.540.33
2011CU6723.1 %60.7 %38.8 %44.4 %88.2 %73.1 %41.8 %10.5 %1.171.74
2011CH1620.0 %66.7 %37.5 %50.0 %100.0 %83.3 %37.5 %6.3 %0.825.13
2012FA76822.6 %56.5 %40.2 %74.7 %83.6 %81.2 %52.1 %7.6 %10.701.39
2012SL28838.4 %63.7 %49.3 %60.3 %78.5 %70.4 %43.1 %14.6 %7.782.70
2012CU8434.9 %58.5 %46.4 %40.0 %70.8 %59.0 %48.8 %19.1 %-0.66-0.79
2012FC500.0 %35.7 %20.0 % 90.0 %90.0 %56.0 %2.0 %1.382.75
2012FT3011.8 %38.5 %23.3 %50.0 %100.0 %85.7 %43.3 %3.3 %0.060.20
2012CH60.0 %25.0 %16.7 % 0.0 %0.0 %66.7 %16.7 %0.305.05
2013FA17229.5 %64.9 %48.8 %87.0 %88.5 %88.1 %54.7 %5.8 %0.490.28
2013SL9333.3 %50.0 %37.6 %34.8 %58.3 %42.9 %25.8 %21.5 %0.290.31
2013CU2636.8 %57.1 %42.3 %28.6 %100.0 %54.6 %26.9 %19.2 %1.114.27
2013FT550.0 %66.7 %60.0 %100.0 %100.0 %100.0 %60.0 %0.0 %0.316.17
2013FC20.0 %100.0 %50.0 % 100.0 %100.0 %50.0 %0.0 %0.041.75
TotalFA452226.1 %60.6 %45.2 %73.5 %83.8 %81.2 %55.5 %8.5 %48.331.07
TotalSL92629.4 %58.5 %40.1 %47.1 %82.9 %66.3 %36.7 %13.5 %9.100.98
TotalCU32532.8 %53.1 %40.9 %46.9 %84.1 %66.2 %40.0 %13.9 %1.420.44
TotalCH8327.3 %60.7 %38.6 %60.0 %76.5 %68.8 %33.7 %12.1 %-0.78-0.94
TotalFC520.0 %37.9 %21.2 % 90.9 %90.9 %55.8 %1.9 %1.412.71
TotalFT3515.8 %43.8 %28.6 %66.7 %100.0 %90.0 %45.7 %2.9 %0.371.06
TotalSI2100.0 % 100.0 %50.0 % 50.0 %0.0 %50.0 %0.199.65