Merck & Co (NY: MRK )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2011	22.04	22.67	22.01	22.24	35,626,928	+0.03(+0.12%)
Sep 29, 2011	22.01	22.33	21.92	22.22	28,381,668	+0.49(+2.25%)
Sep 28, 2011	22.00	22.23	21.69	21.73	21,769,320	-0.14(-0.62%)
Sep 27, 2011	21.79	22.11	21.73	21.86	22,397,818	+0.36(+1.68%)
Sep 26, 2011	21.27	21.56	21.09	21.50	22,766,536	+0.38(+1.80%)
Sep 23, 2011	21.03	21.24	20.89	21.12	27,792,540	-0.05(-0.26%)
Sep 22, 2011	21.21	21.41	20.93	21.18	34,411,396	-0.49(-2.26%)
Sep 21, 2011	22.22	22.39	21.65	21.67	21,491,012	-0.44(-2.00%)
Sep 20, 2011	21.92	22.33	21.88	22.11	20,236,068	+0.17(+0.78%)
Sep 19, 2011	21.84	22.01	21.70	21.94	19,597,478	-0.29(-1.32%)
Sep 16, 2011	22.23	22.31	22.07	22.23	28,764,580	+0.13(+0.58%)
Sep 15, 2011	22.03	22.11	21.79	22.10	18,763,292	+0.25(+1.15%)
Sep 14, 2011	21.73	22.07	21.41	21.85	22,987,434	+0.26(+1.20%)
Sep 13, 2011	21.47	21.70	21.39	21.59	21,550,334	-0.18(-0.81%)
Sep 12, 2011	21.47	21.80	21.36	21.77	22,230,862	+0.11(+0.50%)
Sep 09, 2011	22.18	22.18	21.50	21.66	40,762,052	-0.64(-2.85%)
Sep 08, 2011	22.29	22.58	22.21	22.30	49,067,072	-0.13(-0.56%)
Sep 07, 2011	22.14	22.46	22.12	22.42	20,469,886	+0.48(+2.20%)
Sep 06, 2011	21.52	21.97	21.43	21.94	25,651,948	-0.08(-0.37%)
Sep 02, 2011	22.22	22.29	21.97	22.02	19,659,708	-0.36(-1.61%)
Sep 01, 2011	22.48	22.76	22.35	22.38	18,472,278	-0.13(-0.59%)
Aug 31, 2011	22.41	22.66	22.38	22.51	21,154,568	+0.27(+1.22%)
Aug 30, 2011	21.97	22.38	21.84	22.24	18,815,648	+0.16(+0.72%)
Aug 29, 2011	21.82	22.16	21.82	22.08	16,974,212	+0.37(+1.69%)
Aug 26, 2011	21.50	21.81	21.07	21.71	27,124,162	+0.04(+0.19%)
Aug 25, 2011	21.94	21.94	21.57	21.67	23,627,584	-0.25(-1.15%)
Aug 24, 2011	21.72	21.97	21.54	21.92	19,726,444	+0.20(+0.91%)
Aug 23, 2011	21.39	21.91	21.33	21.73	33,415,604	+0.43(+2.01%)
Aug 22, 2011	21.56	21.77	21.22	21.30	27,996,606	+0.03(+0.16%)
Aug 19, 2011	20.95	21.40	20.92	21.26	30,485,878	+0.14(+0.64%)
Aug 18, 2011	21.60	21.63	20.93	21.13	33,961,820	-0.78(-3.54%)
Aug 17, 2011	22.03	22.13	21.68	21.90	20,043,562	+0.07(+0.31%)
Aug 16, 2011	21.77	22.00	21.54	21.84	23,765,952	-0.02(-0.09%)
Aug 15, 2011	21.53	21.88	21.39	21.86	27,100,988	+0.54(+2.52%)
Aug 12, 2011	21.35	21.71	21.22	21.32	28,992,020	+0.10(+0.45%)
Aug 11, 2011	20.26	21.46	20.23	21.22	43,855,192	+0.95(+4.66%)
Aug 10, 2011	20.75	21.03	20.22	20.28	49,369,420	-0.96(-4.52%)
Aug 09, 2011	21.17	21.25	20.05	21.24	54,600,956	+0.87(+4.28%)
Aug 08, 2011	21.17	21.46	20.33	20.37	56,062,456	-1.20(-5.58%)
Aug 05, 2011	21.61	21.77	20.92	21.57	44,848,208	+0.14(+0.63%)
Aug 04, 2011	21.93	21.99	21.39	21.43	38,492,732	-0.81(-3.64%)
Aug 03, 2011	22.38	22.60	21.90	22.24	32,423,546	-0.14(-0.61%)
Aug 02, 2011	22.56	22.56	22.16	22.38	38,659,796	-0.37(-1.61%)
Aug 01, 2011	23.30	23.33	22.31	22.75	37,488,744	-0.47(-2.02%)
Jul 29, 2011	23.56	23.60	23.16	23.22	28,354,850	-0.54(-2.29%)
Jul 28, 2011	23.99	24.05	23.73	23.76	20,344,474	-0.18(-0.74%)
Jul 27, 2011	24.21	24.33	23.88	23.94	21,011,574	-0.41(-1.68%)
Jul 26, 2011	24.43	24.50	24.25	24.35	14,040,700	-0.07(-0.28%)
Jul 25, 2011	24.28	24.52	24.27	24.41	17,769,096	-0.14(-0.55%)
Jul 22, 2011	24.69	24.80	24.45	24.55	11,146,177	-0.06(-0.25%)
Jul 21, 2011	24.38	24.82	24.30	24.61	16,767,233	+0.40(+1.66%)
Jul 20, 2011	24.41	24.41	24.16	24.21	12,242,910	-0.14(-0.56%)
Jul 19, 2011	24.20	24.44	24.02	24.35	16,663,913	+0.20(+0.85%)
Jul 18, 2011	24.27	24.36	24.02	24.14	15,621,509	-0.30(-1.22%)
Jul 15, 2011	24.71	24.79	24.27	24.44	21,468,344	-0.26(-1.05%)
Jul 14, 2011	24.60	24.87	24.50	24.70	22,537,116	+0.19(+0.78%)
Jul 13, 2011	24.29	24.81	24.24	24.51	19,848,594	+0.27(+1.11%)
Jul 12, 2011	24.31	24.51	24.20	24.24	17,408,774	-0.03(-0.13%)
Jul 11, 2011	24.46	24.46	24.16	24.27	15,067,649	-0.30(-1.22%)
Jul 08, 2011	24.41	24.62	24.33	24.57	22,095,932	+0.27(+1.09%)
Jul 07, 2011	24.33	24.46	24.11	24.31	17,955,274	+0.14(+0.56%)
Jul 06, 2011	24.15	24.23	24.06	24.17	15,885,330	+0.03(+0.11%)
Jul 05, 2011	24.16	24.28	24.11	24.14	13,210,261	-0.07(-0.31%)