Patterson-Uti Energy (NQ: PTEN )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2008	15.38	16.31	15.24	16.31	5,543,884	+1.43(+9.64%)
Sep 29, 2008	16.21	16.32	14.54	14.88	4,519,135	-1.99(-11.79%)
Sep 26, 2008	16.46	16.91	16.12	16.87	5,127,664	-0.09(-0.53%)
Sep 25, 2008	17.01	17.05	16.39	16.96	4,427,915	+0.39(+2.36%)
Sep 24, 2008	16.92	17.19	16.46	16.56	4,366,697	-0.07(-0.44%)
Sep 23, 2008	18.64	18.66	16.42	16.64	7,931,328	-2.36(-12.44%)
Sep 22, 2008	18.92	19.60	18.64	19.00	4,661,033	-0.26(-1.35%)
Sep 19, 2008	19.25	19.36	18.28	19.26	5,924,826	+1.62(+9.19%)
Sep 18, 2008	16.73	17.95	16.26	17.64	7,569,928	+1.52(+9.40%)
Sep 17, 2008	16.91	17.58	16.11	16.12	7,609,340	-0.99(-5.81%)
Sep 16, 2008	15.77	17.18	15.55	17.12	9,447,164	+0.65(+3.96%)
Sep 15, 2008	17.11	17.55	16.36	16.47	6,808,078	-1.83(-9.98%)
Sep 12, 2008	17.61	18.79	17.44	18.29	5,934,579	+0.55(+3.12%)
Sep 11, 2008	17.65	18.09	17.11	17.74	6,791,776	-0.24(-1.36%)
Sep 10, 2008	17.42	18.18	17.18	17.98	6,238,085	+0.72(+4.15%)
Sep 09, 2008	18.14	18.28	17.12	17.27	8,845,887	-1.04(-5.70%)
Sep 08, 2008	19.23	19.47	18.09	18.31	5,690,272	-0.71(-3.73%)
Sep 05, 2008	18.83	19.15	18.28	19.02	7,269,080	-0.17(-0.89%)
Sep 04, 2008	19.54	19.77	18.70	19.19	6,154,415	-0.33(-1.67%)
Sep 03, 2008	20.70	20.91	19.22	19.51	9,932,488	-1.04(-5.07%)