Helmerich & Payne (NY: HP )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2009	20.07	20.18	17.37	18.33	10,224,266	-1.64(-8.22%)
Apr 29, 2009	19.37	20.41	18.94	19.97	6,320,418	+1.04(+5.50%)
Apr 28, 2009	18.18	19.19	17.97	18.93	6,264,991	-0.10(-0.50%)
Apr 27, 2009	19.04	19.32	18.48	19.03	4,428,687	-0.46(-2.35%)
Apr 24, 2009	19.56	20.05	19.36	19.48	6,810,449	+0.49(+2.57%)
Apr 23, 2009	20.27	20.52	18.57	19.00	8,554,771	-0.81(-4.08%)
Apr 22, 2009	19.03	20.45	18.91	19.80	5,196,163	+0.48(+2.46%)
Apr 21, 2009	17.27	19.50	17.27	19.33	7,483,724	+1.55(+8.70%)
Apr 20, 2009	19.08	19.24	17.73	17.78	6,811,984	-1.80(-9.17%)
Apr 17, 2009	19.02	19.75	18.66	19.58	5,480,658	+0.66(+3.49%)
Apr 16, 2009	17.77	19.03	17.53	18.92	6,798,094	+1.37(+7.83%)
Apr 15, 2009	16.87	17.65	16.75	17.54	4,278,893	+0.56(+3.33%)
Apr 14, 2009	16.61	17.59	16.44	16.98	3,986,948	-0.15(-0.90%)
Apr 13, 2009	16.83	17.29	16.56	17.13	3,234,857	-0.10(-0.55%)
Apr 09, 2009	16.80	17.53	16.73	17.23	4,341,471	+0.96(+5.92%)
Apr 08, 2009	16.06	16.40	15.70	16.27	5,937,307	+0.28(+1.75%)
Apr 07, 2009	16.14	16.17	15.57	15.99	3,389,165	-0.55(-3.31%)
Apr 06, 2009	16.72	16.77	16.22	16.53	4,925,438	-0.45(-2.66%)
Apr 03, 2009	15.10	17.22	15.03	16.99	9,459,591	+1.80(+11.87%)
Apr 02, 2009	14.52	15.42	14.14	15.18	4,316,403	+1.14(+8.13%)