William O'Brien
Retired
William O'Brien
Birthdate:
Sept. 14, 2013 (39 y, 0 m, 9 d)
Born In:
Dallas, TX, USA
Nationality:
American
Position:
P
Bats/Throws:
R/L
Height/Weight:
6'1"/201
Entry:
2036 Draft - Round: 5, Overall: 169, Team: Baltimore Orioles
Contract:
Free Agent
ML Service Time:
None

Career Major League Stats

Team Year Age GS G IP W L SV BS K BB H HR K% BB% HR% LOB% GB% WHIP BABIP ERA FIP FIP- xFIP E-F WAR
Las Vegas - SKY
LV - SKY
2049 35 0 8 17.0 0 0 0 0 28 3 26 0 35.0% 3.75% 0.0% 60.0% 59.1% 1.71 .553 6.35 0.76 20 1.53 5.59 0.78
Chicago - SKY
CWS - SKY
2048 34 0 4 5.1 0 0 1 0 7 2 6 1 28.0% 8.00% 4.0% 78.9% 66.7% 1.50 .357 5.06 5.10 128 3.54 -0.04 -0.07
PHI - SKY
2047 33 0 29 49.1 1 1 0 1 54 8 42 8 28.0% 4.15% 4.1% 80.4% 57.0% 1.01 .279 3.47 4.00 102 3.05 -0.53 0.14
Arizona - SKY
ARI - SKY
2046 32 0 37 51.0 5 3 3 5 69 17 55 8 31.2% 7.69% 3.6% 76.1% 60.3% 1.41 .376 4.41 3.89 98 2.79 0.52 0.21
Las Vegas - SKY
LV - SKY
2045 31 0 34 55.0 3 2 2 0 71 18 65 6 28.7% 7.29% 2.4% 75.7% 41.6% 1.51 .393 4.42 3.44 85 3.50 0.97 0.64
Las Vegas - SKY
LV - SKY
2044 30 0 42 54.0 3 1 3 0 63 13 62 7 26.8% 5.53% 3.0% 72.9% 57.6% 1.39 .369 4.67 3.82 94 3.27 0.84 0.32
Las Vegas - SKY
LV - SKY
2043 29 0 64 82.0 6 6 16 3 101 16 73 6 29.8% 4.72% 1.8% 80.6% 41.3% 1.09 .319 2.30 2.76 69 3.34 -0.46 1.91
Baltimore - SKY
BAL - SKY
2042 28 0 46 50.0 3 0 2 5 60 18 43 11 29.0% 8.70% 5.3% 90.3% 56.6% 1.22 .278 3.42 5.22 133 3.41 -1.80 -0.70
Baltimore - SKY
BAL - SKY
2041 27 0 35 27.0 1 1 1 0 33 19 16 0 26.8% 15.45% 0.0% 62.5% 45.8% 1.30 .242 4.67 3.81 94 5.31 0.86 0.21
Baltimore - SKY
BAL - SKY
2040 26 0 8 16.2 0 1 0 0 15 6 10 2 22.1% 8.82% 2.9% 98.5% 52.9% 0.96 .178 1.62 4.45 112 4.37 -2.83 -0.04
Baltimore - SKY
BAL - SKY
2039 25 0 10 14.0 0 1 0 0 11 4 18 2 17.5% 6.35% 3.2% 78.1% 33.3% 1.57 .348 4.50 4.52 112 4.94 -0.02 -0.04
Arizona (1 yrs)
ARI (1 yrs)
0 37 51.0 5 3 3 5 69 17 55 8 31.2% 7.69% 3.6% 76.1% 60.3% 1.41 .376 4.41 3.89 98 2.79 0.52 0.21
Baltimore (4 yrs)
BAL (4 yrs)
0 99 107.2 4 3 3 5 119 47 87 15 25.8% 10.20% 3.3% 80.0% 49.7% 1.24 .265 3.59 4.66 117 4.23 -1.06 -0.56
Chicago (1 yrs)
CWS (1 yrs)
0 4 5.1 0 0 1 0 7 2 6 1 28.0% 8.00% 4.0% 78.9% 66.7% 1.50 .357 5.06 5.10 128 3.54 -0.04 -0.07
Philadelphia (1 yrs)
PHI (1 yrs)
0 29 49.1 1 1 0 1 54 8 42 8 28.0% 4.15% 4.1% 80.4% 57.0% 1.01 .279 3.47 4.00 102 3.05 -0.53 0.14
Las Vegas (4 yrs)
LV (4 yrs)
0 148 208.0 12 9 21 3 263 50 226 19 29.2% 5.55% 2.1% 74.8% 46.9% 1.33 .372 3.81 3.06 76 3.22 0.75 3.66
Total - SKY
SKY
0 317 421.1 22 16 28 14 512 124 416 51 28.4% 6.89% 2.8% 76.7% 50.6% 1.28 .335 3.80 3.70 93 3.41 0.10 3.38

Career Minor League Stats

Team Year Age GS G IP W L SV BS K BB H HR K% BB% HR% LOB% GB% WHIP BABIP ERA FIP FIP- xFIP E-F WAR
Charlotte - AAA
CHA - AAA
2049 35 4 4 27.0 1 1 0 0 22 8 25 1 20.0% 7.27% 0.9% 92.5% 62.7% 1.22 .320 1.33 3.26 84 3.64 -1.93 0.64
EVE - AAA
2048 34 0 5 7.2 1 1 2 0 5 5 11 1 12.8% 12.82% 2.6% 68.5% 27.8% 2.09 .370 7.04 4.66 125 5.07 2.38 -0.05
WLK - AAA
2047 33 0 8 13.2 0 0 0 0 15 3 12 0 27.3% 5.45% 0.0% 100.0% 52.0% 1.10 .324 0.00 1.29 34 2.39 -1.29 0.65
Norfolk - AAA
NOR - AAA
2041 27 0 14 21.2 0 0 0 0 24 7 21 0 26.1% 7.61% 0.0% 66.7% 31.6% 1.29 .356 4.15 2.17 53 4.22 1.99 0.62
Norfolk - AAA
NOR - AAA
2040 26 0 40 51.0 2 3 17 2 82 18 36 6 39.8% 8.74% 2.9% 92.3% 35.8% 1.06 .313 2.12 2.70 65 2.66 -0.58 1.52
Norfolk - AAA
NOR - AAA
2039 25 0 33 49.0 3 4 13 3 59 26 32 2 28.8% 12.68% 1.0% 82.5% 56.0% 1.18 .270 2.39 3.04 73 3.77 -0.65 1.23
Norfolk - AAA
NOR - AAA
2038 24 0 38 82.1 7 3 2 3 109 28 69 9 31.2% 8.02% 2.6% 76.3% 56.8% 1.18 .306 3.50 3.39 79 3.20 0.11 1.18
Bowie - AA - U28
BOW - AA - U28
2037 23 0 8 16.0 1 0 0 0 20 6 9 1 31.3% 9.38% 1.6% 76.9% 51.9% 0.94 .229 2.81 3.07 67 3.73 -0.26 0.32
Frederick - A+ - U26
FRE - A+ - U26
2037 23 0 26 42.2 2 2 13 3 44 10 34 0 25.3% 5.75% 0.0% 78.7% 51.9% 1.03 .291 1.69 2.35 49 3.86 -0.66 1.92
Delmarva - A - U25
DEL - A - U25
2037 23 0 15 23.2 2 0 1 1 21 2 19 2 22.6% 2.15% 2.2% 71.4% 57.4% 0.89 .262 2.28 2.53 70 2.87 -0.25 0.49
Aberdeen - A- - U25
ABE - A- - U25
2036 22 0 27 36.0 4 1 15 1 45 6 24 5 32.1% 4.29% 3.6% 95.7% 48.3% 0.83 .229 1.25 2.20 64 1.82 -0.95 1.10
COL
2036 22 15 15 100.0 7 3 0 0 105 27 86 7 26.1% 6.70% 1.7% 80.4% 0.0% 1.13 .300 2.61 3.01
Total - AAA
AAA
4 142 252.1 14 12 34 8 316 95 206 19 29.9% 9.00% 1.8% 81.9% 50.1% 1.19 .311 2.75 2.99 73 3.35 -0.24 5.79
Total - AA
AA
0 8 16.0 1 0 0 0 20 6 9 1 31.3% 9.38% 1.6% 76.9% 51.9% 0.94 .229 2.81 3.07 67 3.73 -0.26 0.32
Total - A
A
0 41 66.1 4 2 14 4 65 12 53 2 24.3% 4.49% 0.7% 76.7% 54.0% 0.98 .280 1.90 2.42 56 3.51 -0.52 2.41
Total - S A
S A
0 27 36.0 4 1 15 1 45 6 24 5 32.1% 4.29% 3.6% 95.7% 48.3% 0.83 .229 1.25 2.20 64 1.82 -0.95 1.10
Total - COL
COL
15 15 100.0 7 3 0 0 105 27 86 7 26.1% 6.70% 1.7% 80.4% 0.0% 1.13 .300 2.61 3.01
Total - Minors
Minors
4 218 370.2 23 15 63 13 446 119 292 27 29.2% 7.79% 1.8% 81.6% 50.8% 1.11 .294 2.45 2.81 69 3.25 -0.36 9.62