Patterson-Uti Energy (NQ: PTEN )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2009	12.88	12.64	12.64	12.64	1,901,470	-0.26(-2.04%)
Dec 30, 2009	12.88	12.93	12.75	12.90	3,745,678	+0.01(+0.06%)
Dec 29, 2009	13.07	13.14	12.70	12.89	4,783,849	-0.16(-1.20%)
Dec 28, 2009	13.30	13.35	12.95	13.05	3,755,104	-0.13(-1.00%)
Dec 24, 2009	13.21	13.33	13.08	13.18	934,586	+0.02(+0.13%)
Dec 23, 2009	13.01	13.24	12.93	13.16	4,484,823	+0.20(+1.52%)
Dec 22, 2009	12.88	13.07	12.84	12.97	4,071,836	+0.12(+0.96%)
Dec 21, 2009	13.09	13.25	12.80	12.84	6,259,631	-0.14(-1.08%)
Dec 18, 2009	13.02	13.28	12.74	12.98	11,454,732	+0.07(+0.51%)
Dec 17, 2009	12.83	13.03	12.55	12.92	6,031,508	-0.07(-0.57%)
Dec 16, 2009	12.58	13.03	12.46	12.99	6,934,307	+0.50(+4.02%)
Dec 15, 2009	12.46	12.67	12.36	12.49	5,753,770	-0.07(-0.59%)
Dec 14, 2009	12.60	12.82	12.52	12.56	4,955,597	+0.06(+0.46%)
Dec 11, 2009	12.52	12.59	12.20	12.51	4,684,009	+0.06(+0.46%)
Dec 10, 2009	12.14	12.46	12.09	12.45	8,117,303	+0.56(+4.69%)
Dec 09, 2009	11.74	12.13	11.70	11.89	5,906,446	+0.16(+1.40%)
Dec 08, 2009	12.00	12.05	11.65	11.73	2,848,210	-0.35(-2.92%)
Dec 07, 2009	12.00	12.39	11.93	12.08	6,200,595	+0.01(+0.07%)
Dec 04, 2009	12.51	12.73	11.96	12.07	7,086,941	-0.23(-1.87%)
Dec 03, 2009	12.75	12.82	12.23	12.30	6,773,549	-0.39(-3.04%)
Dec 02, 2009	12.71	12.95	12.62	12.69	6,426,316	-0.12(-0.96%)