PattersonUTI Energy Inc. (PTEN) Historical Prices

Historical Data for PattersonUTI Energy Inc. (PTEN) 
$ 17.98   -0.47 (-2.55%) Volume: 4 m 4:00 PM EST Feb 10, 2012
After Hours:  $ 18.0249   0.0449 (+0.25%) Volume: 3.98 k 4:38 PM EST Feb 10, 2012
Start:              End:      
Date Open High Low Close Volume Chg % Chg Adj. Close
2/10/12 18.25 18.31 17.84 17.98 4,001,067 -0.47 -2.55% 17.98
2/9/12 19.04 19.1301 18.39 18.45 4,717,343 -0.50 -2.64% 18.45
2/8/12 18.64 19.20 18.63 18.95 4,441,450 0.33 1.77% 18.95
2/7/12 18.47 18.66 18.21 18.62 3,507,520 0.12 0.65% 18.62
2/6/12 18.36 18.55 18.1501 18.50 2,790,551 -0.03 -0.16% 18.50
2/3/12 18.97 19.17 18.22 18.53 6,413,022 -0.15 -0.80% 18.53
2/2/12 18.48 19.26 18.31 18.68 8,331,667 -0.37 -1.94% 18.68
2/1/12 18.98 19.42 18.60 19.05 6,194,802 0.18 0.95% 19.05
1/31/12 19.10 19.359 18.63 18.87 3,608,509 0.01 0.05% 18.87
1/30/12 18.52 18.95 18.24 18.86 4,649,865 0.10 0.53% 18.86
1/27/12 18.02 18.92 17.80 18.76 5,892,233 0.71 3.93% 18.76
1/26/12 19.27 19.43 17.93 18.05 5,413,489 -1.19 -6.19% 18.05
1/25/12 19.2599 19.30 18.47 19.24 5,082,171 0.00 0.00% 19.24
1/24/12 18.29 19.36 18.02 19.24 6,511,093 0.79 4.28% 19.24
1/23/12 18.63 18.67 18.20 18.45 5,811,842 -0.25 -1.34% 18.45
1/20/12 18.26 18.91 18.16 18.70 4,846,925 0.28 1.52% 18.70
1/19/12 18.92 19.00 18.31 18.42 7,646,754 -0.41 -2.18% 18.42
1/18/12 18.33 18.89 18.11 18.83 6,326,029 0.44 2.39% 18.83
1/17/12 19.11 19.52 18.17 18.39 5,446,182 -0.70 -3.67% 18.39
1/13/12 18.86 19.59 18.80 19.09 5,976,406 -0.03 -0.16% 19.09
1/12/12 20.45 20.56 19.04 19.12 7,274,541 -1.30 -6.37% 19.12
1/11/12 21.72 21.79 20.35 20.42 4,999,705 -1.51 -6.89% 20.42