Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2010	24.18	24.32	23.74	24.17	95,389	+0.20(+0.82%)
Aug 30, 2010	24.02	24.22	23.94	23.97	10,532,475	+0.00(+0.00%)
Aug 27, 2010	24.07	24.15	23.61	23.97	13,883,099	+0.33(+1.40%)
Aug 26, 2010	23.74	23.87	23.57	23.64	29,920	-0.12(-0.49%)
Aug 25, 2010	23.67	23.88	23.40	23.76	5,469	+0.07(+0.29%)
Aug 24, 2010	23.91	23.94	23.50	23.69	75,873	-0.36(-1.52%)
Aug 23, 2010	23.87	24.22	23.77	24.05	14,504,983	+0.36(+1.54%)
Aug 20, 2010	23.76	23.86	23.56	23.69	17,734,104	-0.19(-0.78%)
Aug 19, 2010	24.28	24.31	23.73	23.87	49,033	-0.45(-1.87%)
Aug 18, 2010	24.41	24.48	24.09	24.33	4,424	-0.12(-0.48%)
Aug 17, 2010	24.20	24.50	24.03	24.44	56,318	+0.39(+1.63%)
Aug 16, 2010	23.91	24.07	23.79	24.05	10,012,339	-0.02(-0.09%)
Aug 13, 2010	24.07	24.18	23.83	24.07	12,729,880	-0.03(-0.11%)
Aug 12, 2010	23.83	24.25	23.80	24.10	13,323,747	+0.10(+0.43%)
Aug 11, 2010	24.29	24.42	23.95	24.00	18,089,678	-0.21(-0.85%)
Aug 10, 2010	24.20	24.75	23.95	24.20	290	-0.12(-0.48%)
Aug 09, 2010	24.11	24.38	24.11	24.32	14,978,112	+0.26(+1.09%)
Aug 06, 2010	24.06	24.07	23.73	24.06	16,950,768	-0.06(-0.26%)
Aug 05, 2010	24.07	24.18	23.87	24.12	145	-0.08(-0.34%)
Aug 04, 2010	23.92	24.25	23.76	24.20	11,453	+0.25(+1.06%)
Aug 03, 2010	24.14	24.25	23.72	23.95	8,274	-0.17(-0.71%)
Aug 02, 2010	23.98	24.16	23.76	24.12	17,562,226	+0.42(+1.77%)
Jul 30, 2010	23.63	23.82	23.26	23.70	31,596,992	-0.41(-1.71%)
Jul 29, 2010	24.07	24.28	23.80	24.11	18,831	+0.22(+0.92%)
Jul 28, 2010	23.89	24.36	23.81	23.89	5,293	-0.30(-1.25%)
Jul 27, 2010	24.20	24.48	24.07	24.20	5,556	-0.06(-0.26%)
Jul 26, 2010	24.07	24.28	23.94	24.26	14,018,740	+0.28(+1.15%)
Jul 23, 2010	24.19	24.19	23.67	23.98	22,801,966	-0.21(-0.88%)
Jul 22, 2010	24.32	24.43	24.07	24.20	34,828	-0.01(-0.03%)
Jul 21, 2010	24.40	24.55	24.06	24.20	18,629,264	-0.32(-1.32%)
Jul 20, 2010	24.53	24.53	24.21	24.53	20,371,720	-0.10(-0.39%)
Jul 19, 2010	24.72	24.84	24.55	24.62	14,711,088	-0.08(-0.31%)
Jul 16, 2010	24.70	25.31	24.68	24.70	24,104,334	-0.27(-1.07%)
Jul 15, 2010	24.93	25.15	24.69	24.97	15,983,777	+0.07(+0.28%)
Jul 14, 2010	24.91	25.02	24.64	24.90	8,627	-0.17(-0.69%)
Jul 13, 2010	25.07	25.24	24.78	25.07	41,074	+0.25(+1.00%)
Jul 12, 2010	24.90	24.93	24.65	24.82	18,344,522	-0.14(-0.58%)
Jul 09, 2010	24.97	25.04	24.57	24.97	17,437,196	+0.30(+1.23%)
Jul 08, 2010	24.67	24.67	24.30	24.66	22,633,172	+0.30(+1.21%)
Jul 07, 2010	23.91	24.39	23.67	24.37	24,555,318	+0.54(+2.25%)
Jul 06, 2010	23.58	23.86	23.42	23.83	15,696	+0.30(+1.26%)
Jul 02, 2010	23.54	23.73	23.14	23.54	24,706,884	-0.15(-0.64%)
Jul 01, 2010	23.96	24.00	23.14	23.69	37,201,432	-0.36(-1.52%)
Jun 30, 2010	24.05	24.31	23.90	24.05	34,777	-0.33(-1.35%)
Jun 29, 2010	24.38	24.62	24.07	24.38	27,534	-0.33(-1.34%)
Jun 25, 2010	24.71	24.86	24.27	24.71	49,248,216	+0.22(+0.90%)
Jun 24, 2010	24.49	24.55	24.19	24.49	38,181	+0.13(+0.54%)
Jun 23, 2010	24.21	24.53	24.02	24.36	18,901,588	+0.20(+0.83%)
Jun 22, 2010	24.20	24.57	24.12	24.16	6,625	+0.01(+0.03%)
Jun 21, 2010	24.79	24.86	24.01	24.16	22,649,396	-0.38(-1.54%)
Jun 18, 2010	24.53	24.76	24.40	24.53	28,557,640	-0.13(-0.53%)
Jun 17, 2010	24.86	24.93	24.28	24.66	9,121	-0.10(-0.42%)
Jun 16, 2010	24.77	24.88	24.55	24.77	25,203,958	-0.01(-0.03%)
Jun 15, 2010	24.77	24.80	24.09	24.77	5,280	+0.69(+2.86%)
Jun 14, 2010	24.11	24.25	24.04	24.09	19,855,002	+0.11(+0.46%)
Jun 11, 2010	23.63	24.14	23.54	23.98	26,355,636	+0.14(+0.61%)
Jun 10, 2010	23.83	23.92	23.38	23.83	48,860	+0.65(+2.79%)
Jun 09, 2010	23.29	23.47	23.03	23.19	18,678,390	-0.07(-0.30%)
Jun 08, 2010	22.98	23.30	22.77	23.25	436	+0.34(+1.50%)
Jun 07, 2010	22.83	23.06	22.77	22.91	20,528,780	+0.10(+0.42%)
Jun 04, 2010	22.81	23.33	22.69	22.81	26,467,650	-0.77(-3.27%)
Jun 03, 2010	23.68	23.77	23.38	23.58	19,060,890	-0.05(-0.20%)
Jun 02, 2010	23.63	23.65	23.06	23.63	23,544,946	+0.57(+2.48%)
Jun 01, 2010	22.99	23.40	22.91	23.06	7,653	-0.11(-0.47%)
May 28, 2010	23.17	23.47	23.04	23.17	36,337,332	+0.05(+0.21%)
May 27, 2010	22.64	23.16	22.55	23.12	44,462,256	+0.83(+3.70%)
May 26, 2010	22.00	22.59	21.90	22.30	2,321	+0.25(+1.12%)
May 25, 2010	21.53	22.06	21.39	22.05	2,180	+0.14(+0.63%)
May 24, 2010	21.92	22.22	21.74	21.91	19,334,538	-0.12(-0.56%)
May 21, 2010	21.46	22.11	21.35	22.04	37,072,656	+0.02(+0.07%)
May 20, 2010	22.17	22.39	21.84	22.02	3,918	-0.41(-1.85%)
May 19, 2010	22.15	22.63	22.06	22.44	30,787,466	+0.19(+0.84%)
May 18, 2010	22.68	22.70	22.22	22.25	1,381	-0.30(-1.31%)
May 17, 2010	22.64	22.74	22.13	22.55	22,403,998	-0.07(-0.30%)
May 14, 2010	22.61	22.94	22.48	22.61	30,684,826	-0.30(-1.29%)
May 13, 2010	23.17	23.21	22.77	22.91	21,301,296	-0.34(-1.45%)
May 12, 2010	23.36	23.41	22.99	23.25	27,749,522	+0.20(+0.87%)
May 11, 2010	23.25	23.41	22.96	23.05	7,890	-0.51(-2.16%)
May 10, 2010	23.69	23.73	23.31	23.56	34,075,744	+0.52(+2.27%)
May 07, 2010	23.32	23.54	22.66	23.03	38,434,016	-0.61(-2.56%)
May 06, 2010	23.63	24.47	21.12	23.64	1,904	-0.42(-1.73%)
May 05, 2010	24.36	24.51	24.00	24.06	31,200,452	-0.57(-2.33%)
May 04, 2010	24.49	25.01	24.49	24.63	6,368	+0.37(+1.53%)
May 03, 2010	24.27	24.37	24.10	24.26	18,066,848	+0.16(+0.66%)
Apr 30, 2010	24.30	24.62	24.09	24.10	22,858,454	-0.14(-0.60%)
Apr 29, 2010	24.06	24.49	24.06	24.25	26,523,364	+0.47(+2.00%)
Apr 28, 2010	23.73	23.94	23.52	23.77	24,541,174	+0.05(+0.23%)
Apr 27, 2010	23.97	24.40	23.67	23.72	6,144	-0.36(-1.49%)
Apr 26, 2010	24.47	24.73	24.00	24.07	38,667,292	-0.32(-1.30%)
Apr 23, 2010	23.28	24.60	23.07	24.39	60,098,924	+1.16(+5.00%)
Apr 22, 2010	23.78	23.83	23.22	23.23	55,582,576	-0.67(-2.79%)
Apr 21, 2010	23.89	24.88	23.87	23.89	217,762	-0.91(-3.66%)
Apr 20, 2010	24.80	25.04	24.67	24.80	14,760,378	+0.11(+0.45%)
Apr 19, 2010	24.54	24.75	24.27	24.69	18,240,334	+0.13(+0.53%)
Apr 16, 2010	24.75	24.88	24.33	24.56	29,938,840	-0.23(-0.92%)
Apr 15, 2010	24.91	25.10	24.73	24.79	30,203,516	-0.12(-0.47%)
Apr 14, 2010	25.27	25.27	24.77	24.91	29,041,548	-0.34(-1.34%)
Apr 13, 2010	25.24	25.40	25.16	25.24	17,333,026	-0.10(-0.41%)
Apr 12, 2010	25.42	25.51	25.31	25.35	15,504,427	-0.08(-0.32%)
Apr 09, 2010	25.31	25.62	25.30	25.43	14,640,229	+0.13(+0.52%)
Apr 08, 2010	25.34	25.46	25.19	25.30	17,849,198	-0.01(-0.03%)
Apr 07, 2010	25.71	25.73	25.15	25.30	26,740,442	-0.32(-1.23%)
Apr 06, 2010	25.81	25.81	25.57	25.62	17,846,570	-0.24(-0.93%)
Apr 05, 2010	26.10	26.12	25.67	25.86	15,214,331	-0.08(-0.29%)
Apr 01, 2010	25.89	25.94	25.94	25.94	14,735,813	+0.25(+0.96%)
Mar 31, 2010	25.79	25.85	25.49	25.69	18,851,930	-0.21(-0.82%)
Mar 30, 2010	26.11	26.11	25.80	25.90	14,424,352	-0.16(-0.61%)
Mar 29, 2010	25.85	26.14	25.85	26.06	16,223,060	+0.32(+1.23%)
Mar 26, 2010	26.01	26.10	25.69	25.74	19,630,134	-0.24(-0.93%)
Mar 25, 2010	26.36	26.37	25.97	25.99	19,156,196	-0.16(-0.61%)
Mar 24, 2010	26.43	26.49	26.12	26.14	17,972,750	-0.34(-1.27%)
Mar 23, 2010	26.53	26.65	26.31	26.48	17,934,016	+0.14(+0.52%)
Mar 22, 2010	26.19	26.85	26.16	26.34	22,496,356	+0.17(+0.63%)
Mar 19, 2010	26.56	26.71	26.03	26.18	44,745,068	-0.27(-1.01%)
Mar 18, 2010	26.18	26.45	26.05	26.45	18,169,996	+0.25(+0.97%)
Mar 17, 2010	26.13	26.21	25.84	26.19	18,012,786	+0.10(+0.37%)
Mar 16, 2010	25.98	26.14	25.72	26.10	26,619,668	+0.13(+0.50%)
Mar 15, 2010	25.78	26.00	25.78	25.96	25,321,086	+0.52(+2.03%)
Mar 12, 2010	25.48	25.59	25.26	25.45	23,824,568	+0.08(+0.33%)
Mar 11, 2010	25.00	25.41	24.83	25.37	22,266,110	+0.14(+0.57%)
Mar 10, 2010	25.41	25.50	25.10	25.22	28,242,226	-0.25(-1.00%)
Mar 09, 2010	25.59	25.66	25.33	25.48	21,366,230	-0.21(-0.83%)
Mar 08, 2010	25.79	25.82	25.52	25.69	17,528,244	-0.10(-0.37%)
Mar 05, 2010	25.60	25.83	25.40	25.79	14,348,470	+0.24(+0.94%)
Mar 04, 2010	25.59	25.71	25.37	25.54	17,233,014	-0.05(-0.19%)
Mar 03, 2010	25.92	26.03	25.52	25.59	18,294,304	-0.12(-0.48%)
Mar 02, 2010	25.85	25.92	25.67	25.72	17,816,496	+0.08(+0.32%)
Mar 01, 2010	25.47	25.74	25.47	25.63	17,165,408	+0.27(+1.06%)
Feb 26, 2010	25.24	25.49	25.06	25.37	19,145,546	+0.21(+0.85%)
Feb 25, 2010	25.06	25.21	24.80	25.15	24,769,472	-0.25(-1.00%)
Feb 24, 2010	25.24	25.48	24.95	25.41	24,852,322	+0.30(+1.18%)
Feb 23, 2010	25.38	25.54	25.04	25.11	23,167,744	-0.42(-1.64%)
Feb 22, 2010	26.04	26.04	25.17	25.53	25,556,142	-0.25(-0.99%)
Feb 19, 2010	25.61	25.88	25.55	25.79	18,040,648	+0.14(+0.54%)
Feb 18, 2010	25.64	25.79	25.47	25.65	17,955,452	-0.03(-0.13%)
Feb 17, 2010	25.95	26.08	25.57	25.68	17,390,576	-0.22(-0.85%)
Feb 16, 2010	25.94	26.26	25.63	25.90	30,200,462	+0.51(+2.00%)
Feb 12, 2010	25.19	25.39	25.39	25.39	26,035,746	+0.03(+0.11%)
Feb 11, 2010	24.91	25.45	24.67	25.37	20,980,952	+0.47(+1.88%)
Feb 10, 2010	25.10	25.24	24.61	24.90	24,455,372	-0.19(-0.74%)
Feb 09, 2010	25.40	25.57	24.98	25.08	24,924,650	+0.12(+0.47%)
Feb 08, 2010	25.16	25.50	24.91	24.97	14,852,809	-0.30(-1.17%)
Feb 05, 2010	25.48	25.50	24.64	25.26	33,399,962	-0.25(-1.00%)
Feb 04, 2010	26.40	26.49	25.32	25.52	36,829,700	-1.36(-5.07%)
Feb 03, 2010	27.10	27.11	26.46	26.88	25,395,166	-0.32(-1.16%)
Feb 02, 2010	26.38	27.32	26.21	27.20	21,999,048	+0.86(+3.25%)
Feb 01, 2010	26.52	26.57	26.18	26.34	13,370,179	+0.08(+0.30%)
Jan 29, 2010	26.32	26.83	25.90	26.26	23,438,296	+0.14(+0.55%)
Jan 28, 2010	26.65	26.78	26.10	26.12	19,433,796	-0.46(-1.73%)
Jan 27, 2010	26.47	26.67	26.11	26.58	25,418,852	+0.04(+0.16%)
Jan 26, 2010	26.48	26.79	26.25	26.54	28,879,932	-0.12(-0.46%)
Jan 25, 2010	27.02	27.33	26.63	26.66	22,357,952	-0.08(-0.28%)
Jan 22, 2010	27.44	27.71	26.67	26.73	25,393,490	-0.83(-3.02%)
Jan 21, 2010	28.25	28.59	27.55	27.57	37,184,288	-0.65(-2.32%)
Jan 20, 2010	27.95	28.30	27.49	28.22	30,303,400	+0.28(+1.01%)
Jan 19, 2010	27.20	28.09	27.13	27.94	29,006,396	+0.79(+2.91%)
Jan 15, 2010	27.50	27.15	27.15	27.15	30,318,820	-0.36(-1.30%)
Jan 14, 2010	26.99	27.59	26.89	27.51	32,021,342	+0.73(+2.72%)
Jan 13, 2010	26.35	27.08	26.21	26.78	36,893,480	+0.95(+3.68%)
Jan 12, 2010	26.01	26.13	25.67	25.83	15,879,130	-0.21(-0.79%)
Jan 11, 2010	26.05	26.08	25.79	26.03	13,931,039	+0.10(+0.40%)
Jan 08, 2010	26.05	26.06	25.74	25.93	15,655,932	-0.01(-0.05%)
Jan 07, 2010	25.77	26.07	25.72	25.94	17,325,646	+0.04(+0.16%)
Jan 06, 2010	25.59	25.95	25.38	25.90	22,157,306	+0.34(+1.35%)
Jan 05, 2010	25.66	25.76	25.40	25.56	21,437,510	+0.10(+0.41%)
Jan 04, 2010	25.32	25.62	25.14	25.46	20,204,246	+0.32(+1.29%)
Dec 31, 2009	25.31	25.13	25.13	25.13	10,270,420	-0.36(-1.40%)
Dec 30, 2009	25.37	25.58	25.32	25.49	13,648,674	-0.03(-0.11%)
Dec 29, 2009	25.54	25.79	25.50	25.52	10,916,799	-0.13(-0.51%)
Dec 28, 2009	25.44	25.71	25.31	25.65	14,488,897	+0.21(+0.81%)
Dec 24, 2009	25.54	25.54	25.28	25.44	9,138,104	-0.18(-0.70%)
Dec 23, 2009	26.04	26.04	25.54	25.62	18,532,464	-0.34(-1.32%)
Dec 22, 2009	25.99	26.12	25.83	25.96	20,492,538	-0.41(-1.54%)
Dec 21, 2009	25.78	26.43	25.77	26.37	21,499,364	+0.65(+2.51%)
Dec 18, 2009	25.70	25.99	25.59	25.72	36,966,964	+0.08(+0.32%)
Dec 17, 2009	25.96	26.03	25.63	25.64	26,960,422	-0.32(-1.25%)
Dec 16, 2009	26.15	26.21	25.81	25.96	24,277,488	-0.17(-0.66%)
Dec 15, 2009	25.91	26.14	25.63	26.14	18,721,938	+0.16(+0.61%)
Dec 14, 2009	25.90	25.99	25.86	25.98	18,009,014	+0.48(+1.89%)
Dec 11, 2009	25.71	25.71	25.36	25.50	19,981,188	-0.32(-1.25%)
Dec 10, 2009	25.73	26.08	25.72	25.82	21,276,798	+0.27(+1.05%)
Dec 09, 2009	24.97	25.61	24.83	25.55	25,820,026	+0.55(+2.20%)
Dec 08, 2009	25.21	25.45	24.94	25.00	22,594,072	-0.24(-0.95%)
Dec 07, 2009	25.12	25.48	25.09	25.24	14,494,745	+0.00(+0.00%)
Dec 04, 2009	25.59	25.79	25.20	25.24	24,156,926	-0.05(-0.19%)
Dec 03, 2009	25.25	25.48	25.14	25.29	18,922,086	-0.02(-0.08%)
Dec 02, 2009	25.10	25.45	25.07	25.31	17,482,902	-0.05(-0.22%)
Dec 01, 2009	24.96	25.61	24.96	25.37	24,169,174	+0.46(+1.85%)
Nov 30, 2009	24.87	24.99	24.67	24.91	26,701,404	-0.05(-0.22%)
Nov 27, 2009	24.75	25.13	24.50	24.96	13,044,233	-0.19(-0.77%)
Nov 25, 2009	24.96	25.22	24.73	25.15	16,222,512	+0.24(+0.97%)
Nov 24, 2009	24.95	25.33	24.66	24.91	30,879,878	-0.14(-0.55%)
Nov 23, 2009	25.28	25.42	24.89	25.05	33,077,364	-0.03(-0.11%)
Nov 20, 2009	24.38	25.22	24.30	25.08	52,877,836	+0.78(+3.20%)
Nov 19, 2009	24.13	24.57	23.91	24.30	34,880,368	+0.13(+0.54%)
Nov 18, 2009	23.57	24.35	23.44	24.17	40,987,528	+0.58(+2.48%)
Nov 17, 2009	23.25	23.59	22.94	23.58	24,076,798	+0.33(+1.42%)
Nov 16, 2009	23.37	23.63	23.06	23.25	36,489,480	+0.49(+2.14%)
Nov 13, 2009	22.91	23.04	22.70	22.77	21,118,358	+0.08(+0.36%)
Nov 12, 2009	22.72	23.02	22.60	22.68	20,498,322	-0.16(-0.72%)
Nov 11, 2009	23.20	23.21	22.78	22.85	25,410,298	-0.27(-1.16%)
Nov 10, 2009	23.05	23.21	22.92	23.12	23,066,222	+0.12(+0.54%)
Nov 09, 2009	22.61	23.03	22.49	22.99	42,429,988	+0.58(+2.58%)
Nov 06, 2009	22.43	22.66	22.16	22.42	28,852,374	-0.22(-0.97%)
Nov 05, 2009	22.35	22.99	22.35	22.64	33,060,812	+0.19(+0.83%)