Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2011	22.28	22.92	22.25	22.49	35,236,072	+0.03(+0.12%)
Sep 29, 2011	22.25	22.57	22.16	22.46	28,070,296	+0.50(+2.25%)
Sep 28, 2011	22.24	22.48	21.93	21.97	21,530,492	-0.14(-0.62%)
Sep 27, 2011	22.03	22.35	21.98	22.11	22,152,094	+0.36(+1.68%)
Sep 26, 2011	21.51	21.80	21.33	21.74	22,516,768	+0.39(+1.80%)
Sep 23, 2011	21.27	21.48	21.12	21.36	27,487,632	-0.05(-0.26%)
Sep 22, 2011	21.45	21.65	21.16	21.41	34,033,872	-0.50(-2.26%)
Sep 21, 2011	22.47	22.64	21.89	21.91	21,255,236	-0.45(-2.00%)
Sep 20, 2011	22.16	22.58	22.12	22.35	20,014,062	+0.17(+0.77%)
Sep 19, 2011	22.08	22.25	21.94	22.18	19,382,476	-0.30(-1.32%)
Sep 16, 2011	22.48	22.56	22.31	22.48	28,449,008	+0.13(+0.58%)
Sep 15, 2011	22.28	22.35	22.03	22.35	18,557,442	+0.25(+1.15%)
Sep 14, 2011	21.97	22.32	21.65	22.09	22,735,242	+0.26(+1.20%)
Sep 13, 2011	21.71	21.94	21.63	21.83	21,313,908	-0.18(-0.81%)
Sep 12, 2011	21.71	22.04	21.60	22.01	21,986,970	+0.11(+0.50%)
Sep 09, 2011	22.42	22.42	21.74	21.90	40,314,856	-0.64(-2.85%)
Sep 08, 2011	22.53	22.83	22.46	22.54	48,528,764	-0.13(-0.56%)
Sep 07, 2011	22.39	22.70	22.37	22.67	20,245,314	+0.49(+2.20%)
Sep 06, 2011	21.76	22.22	21.67	22.18	25,370,524	-0.08(-0.37%)
Sep 02, 2011	22.47	22.53	22.22	22.26	19,444,024	-0.36(-1.61%)
Sep 01, 2011	22.73	23.01	22.60	22.63	18,269,622	-0.13(-0.59%)
Aug 31, 2011	22.66	22.91	22.63	22.76	20,922,484	+0.28(+1.22%)
Aug 30, 2011	22.22	22.63	22.09	22.49	18,609,224	+0.16(+0.72%)
Aug 29, 2011	22.06	22.40	22.06	22.33	16,787,990	+0.37(+1.69%)
Aug 26, 2011	21.73	22.05	21.31	21.95	26,826,586	+0.04(+0.19%)
Aug 25, 2011	22.18	22.18	21.81	21.91	23,368,368	-0.25(-1.15%)
Aug 24, 2011	21.96	22.21	21.78	22.17	19,510,028	+0.20(+0.91%)
Aug 23, 2011	21.63	22.15	21.57	21.97	33,049,006	+0.43(+2.01%)
Aug 22, 2011	21.80	22.01	21.45	21.54	27,689,458	+0.03(+0.16%)
Aug 19, 2011	21.18	21.64	21.15	21.50	30,151,422	+0.14(+0.64%)
Aug 18, 2011	21.84	21.87	21.16	21.36	33,589,228	-0.78(-3.54%)
Aug 17, 2011	22.27	22.38	21.92	22.15	19,823,666	+0.07(+0.31%)
Aug 16, 2011	22.02	22.24	21.78	22.08	23,505,218	-0.02(-0.09%)
Aug 15, 2011	21.77	22.12	21.63	22.10	26,803,666	+0.54(+2.52%)
Aug 12, 2011	21.59	21.95	21.46	21.56	28,673,954	+0.10(+0.45%)
Aug 11, 2011	20.49	21.70	20.46	21.46	43,374,064	+0.96(+4.66%)
Aug 10, 2011	20.98	21.26	20.44	20.50	48,827,796	-0.97(-4.52%)
Aug 09, 2011	21.40	21.49	20.27	21.47	54,001,936	+0.88(+4.28%)
Aug 08, 2011	21.40	21.70	20.55	20.59	55,447,400	-1.22(-5.58%)
Aug 05, 2011	21.85	22.01	21.15	21.81	44,356,184	+0.14(+0.63%)
Aug 04, 2011	22.17	22.23	21.62	21.67	38,070,432	-0.82(-3.64%)
Aug 03, 2011	22.63	22.86	22.15	22.49	32,067,832	-0.14(-0.61%)
Aug 02, 2011	22.81	22.81	22.40	22.63	38,235,664	-0.37(-1.61%)
Aug 01, 2011	23.56	23.58	22.56	23.00	37,077,460	-0.47(-2.02%)
Jul 29, 2011	23.83	23.87	23.42	23.47	28,043,774	-0.55(-2.29%)
Jul 28, 2011	24.25	24.31	24.00	24.02	20,121,278	-0.18(-0.74%)
Jul 27, 2011	24.48	24.60	24.15	24.20	20,781,058	-0.41(-1.68%)
Jul 26, 2011	24.71	24.77	24.52	24.62	13,886,661	-0.07(-0.28%)
Jul 25, 2011	24.55	24.80	24.54	24.69	17,574,154	-0.14(-0.55%)
Jul 22, 2011	24.96	25.08	24.72	24.82	11,023,894	-0.06(-0.25%)
Jul 21, 2011	24.65	25.09	24.57	24.88	16,583,282	+0.41(+1.66%)
Jul 20, 2011	24.69	24.69	24.43	24.48	12,108,595	-0.14(-0.56%)
Jul 19, 2011	24.47	24.71	24.29	24.62	16,481,095	+0.21(+0.85%)
Jul 18, 2011	24.54	24.63	24.29	24.41	15,450,128	-0.30(-1.22%)
Jul 15, 2011	24.99	25.06	24.54	24.71	21,232,818	-0.26(-1.05%)
Jul 14, 2011	24.88	25.15	24.77	24.97	22,289,866	+0.19(+0.78%)
Jul 13, 2011	24.55	25.08	24.51	24.78	19,630,838	+0.27(+1.11%)
Jul 12, 2011	24.58	24.78	24.47	24.51	17,217,786	-0.03(-0.13%)
Jul 11, 2011	24.73	24.73	24.42	24.54	14,902,344	-0.30(-1.22%)
Jul 08, 2011	24.68	24.89	24.60	24.84	21,853,520	+0.27(+1.09%)
Jul 07, 2011	24.60	24.73	24.38	24.58	17,758,290	+0.14(+0.56%)
Jul 06, 2011	24.42	24.50	24.33	24.44	15,711,054	+0.03(+0.11%)
Jul 05, 2011	24.42	24.55	24.38	24.41	13,065,333	-0.08(-0.31%)