Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2011	22.30	22.93	22.26	22.50	35,219,396	+0.03(+0.12%)
Sep 29, 2011	22.26	22.58	22.17	22.47	28,057,010	+0.50(+2.25%)
Sep 28, 2011	22.25	22.49	21.94	21.98	21,520,302	-0.14(-0.62%)
Sep 27, 2011	22.04	22.36	21.99	22.12	22,141,610	+0.36(+1.68%)
Sep 26, 2011	21.52	21.81	21.34	21.75	22,506,112	+0.39(+1.80%)
Sep 23, 2011	21.28	21.49	21.13	21.37	27,474,622	-0.06(-0.26%)
Sep 22, 2011	21.46	21.66	21.17	21.42	34,017,764	-0.50(-2.26%)
Sep 21, 2011	22.48	22.65	21.90	21.92	21,245,176	-0.45(-2.00%)
Sep 20, 2011	22.17	22.59	22.13	22.36	20,004,590	+0.17(+0.78%)
Sep 19, 2011	22.09	22.26	21.95	22.19	19,373,302	-0.30(-1.32%)
Sep 16, 2011	22.49	22.57	22.32	22.49	28,435,542	+0.13(+0.59%)
Sep 15, 2011	22.29	22.36	22.04	22.36	18,548,658	+0.25(+1.15%)
Sep 14, 2011	21.98	22.33	21.66	22.10	22,724,482	+0.26(+1.20%)
Sep 13, 2011	21.72	21.95	21.64	21.84	21,303,820	-0.18(-0.81%)
Sep 12, 2011	21.72	22.05	21.61	22.02	21,976,564	+0.11(+0.50%)
Sep 09, 2011	22.43	22.43	21.75	21.91	40,295,776	-0.64(-2.85%)
Sep 08, 2011	22.54	22.84	22.47	22.55	48,505,796	-0.13(-0.56%)
Sep 07, 2011	22.40	22.71	22.38	22.68	20,235,732	+0.49(+2.20%)
Sep 06, 2011	21.77	22.23	21.68	22.19	25,358,516	-0.08(-0.37%)
Sep 02, 2011	22.48	22.54	22.23	22.27	19,434,822	-0.36(-1.61%)
Sep 01, 2011	22.74	23.02	22.61	22.64	18,260,974	-0.13(-0.59%)
Aug 31, 2011	22.67	22.92	22.64	22.77	20,912,582	+0.28(+1.22%)
Aug 30, 2011	22.23	22.64	22.10	22.50	18,600,416	+0.16(+0.72%)
Aug 29, 2011	22.08	22.41	22.08	22.34	16,780,044	+0.37(+1.69%)
Aug 26, 2011	21.74	22.06	21.32	21.96	26,813,890	+0.04(+0.19%)
Aug 25, 2011	22.19	22.19	21.82	21.92	23,357,308	-0.25(-1.15%)
Aug 24, 2011	21.97	22.22	21.79	22.18	19,500,794	+0.20(+0.91%)
Aug 23, 2011	21.64	22.16	21.58	21.98	33,033,364	+0.43(+2.01%)
Aug 22, 2011	21.81	22.02	21.46	21.55	27,676,354	+0.03(+0.16%)
Aug 19, 2011	21.19	21.65	21.16	21.51	30,137,152	+0.14(+0.64%)
Aug 18, 2011	21.85	21.88	21.17	21.37	33,573,332	-0.78(-3.54%)
Aug 17, 2011	22.28	22.39	21.93	22.16	19,814,284	+0.07(+0.31%)
Aug 16, 2011	22.03	22.25	21.79	22.09	23,494,094	-0.02(-0.09%)
Aug 15, 2011	21.78	22.13	21.64	22.11	26,790,980	+0.54(+2.52%)
Aug 12, 2011	21.60	21.96	21.47	21.57	28,660,382	+0.10(+0.45%)
Aug 11, 2011	20.50	21.71	20.46	21.47	43,353,536	+0.96(+4.66%)
Aug 10, 2011	20.99	21.27	20.45	20.51	48,804,688	-0.97(-4.52%)
Aug 09, 2011	21.41	21.50	20.28	21.48	53,976,376	+0.88(+4.28%)
Aug 08, 2011	21.41	21.71	20.56	20.60	55,421,160	-1.22(-5.58%)
Aug 05, 2011	21.86	22.02	21.16	21.82	44,335,188	+0.14(+0.63%)
Aug 04, 2011	22.19	22.24	21.63	21.68	38,052,416	-0.82(-3.64%)
Aug 03, 2011	22.64	22.87	22.16	22.50	32,052,656	-0.14(-0.61%)
Aug 02, 2011	22.82	22.82	22.41	22.64	38,217,568	-0.37(-1.61%)
Aug 01, 2011	23.57	23.60	22.57	23.01	37,059,912	-0.47(-2.02%)
Jul 29, 2011	23.84	23.88	23.43	23.49	28,030,500	-0.55(-2.29%)
Jul 28, 2011	24.26	24.33	24.01	24.04	20,111,754	-0.18(-0.74%)
Jul 27, 2011	24.49	24.61	24.16	24.22	20,771,224	-0.41(-1.68%)
Jul 26, 2011	24.72	24.78	24.53	24.63	13,880,089	-0.07(-0.28%)
Jul 25, 2011	24.56	24.81	24.55	24.70	17,565,836	-0.14(-0.55%)
Jul 22, 2011	24.97	25.09	24.73	24.83	11,018,676	-0.06(-0.25%)
Jul 21, 2011	24.66	25.10	24.58	24.90	16,575,433	+0.41(+1.66%)
Jul 20, 2011	24.70	24.70	24.44	24.49	12,102,864	-0.14(-0.56%)
Jul 19, 2011	24.48	24.72	24.30	24.63	16,473,295	+0.21(+0.85%)
Jul 18, 2011	24.55	24.64	24.30	24.42	15,442,815	-0.30(-1.22%)
Jul 15, 2011	25.00	25.07	24.55	24.72	21,222,768	-0.26(-1.05%)
Jul 14, 2011	24.89	25.16	24.79	24.99	22,279,316	+0.19(+0.78%)
Jul 13, 2011	24.57	25.10	24.52	24.79	19,621,548	+0.27(+1.11%)
Jul 12, 2011	24.59	24.79	24.48	24.52	17,209,636	-0.03(-0.13%)
Jul 11, 2011	24.75	24.75	24.44	24.55	14,895,291	-0.30(-1.22%)
Jul 08, 2011	24.69	24.90	24.61	24.86	21,843,178	+0.27(+1.09%)
Jul 07, 2011	24.61	24.74	24.39	24.59	17,749,884	+0.14(+0.56%)
Jul 06, 2011	24.43	24.51	24.34	24.45	15,703,618	+0.03(+0.11%)
Jul 05, 2011	24.44	24.56	24.39	24.42	13,059,149	-0.08(-0.31%)