W.R. Grace & Company (NY: GRA )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 28, 2012	54.96	55.03	54.05	54.71	567,851	-0.50(-0.91%)
Sep 27, 2012	54.61	55.44	54.50	55.21	475,197	+1.01(+1.86%)
Sep 26, 2012	55.33	55.48	54.05	54.20	886,512	-1.08(-1.96%)
Sep 25, 2012	56.21	56.32	55.21	55.29	534,970	-0.65(-1.16%)
Sep 24, 2012	56.16	56.47	55.49	55.94	763,306	-1.06(-1.85%)
Sep 21, 2012	56.60	57.03	56.60	56.99	1,018,999	+0.70(+1.25%)
Sep 20, 2012	55.81	56.39	55.54	56.29	567,154	+0.02(+0.03%)
Sep 19, 2012	55.65	56.59	55.30	56.27	1,069,521	+0.76(+1.37%)
Sep 18, 2012	55.76	56.08	55.34	55.51	440,404	-0.52(-0.93%)
Sep 17, 2012	56.10	56.46	55.69	56.03	689,566	-0.32(-0.58%)
Sep 14, 2012	55.34	56.67	55.14	56.35	837,389	+1.03(+1.86%)
Sep 13, 2012	53.45	55.58	53.15	55.33	1,891,806	+1.87(+3.50%)
Sep 12, 2012	54.04	54.04	52.68	53.45	1,640,154	-0.12(-0.22%)
Sep 11, 2012	53.47	53.93	53.35	53.58	1,190,009	-0.14(-0.26%)
Sep 10, 2012	53.39	54.88	53.20	53.71	1,429,698	+0.36(+0.68%)
Sep 07, 2012	53.97	53.97	52.50	53.35	1,251,780	-0.34(-0.64%)
Sep 06, 2012	52.09	54.47	50.80	53.70	2,126,065	-0.33(-0.62%)
Sep 05, 2012	53.75	54.68	53.30	54.03	621,988	-0.11(-0.21%)
Sep 04, 2012	53.47	54.50	52.89	54.14	568,905	+0.65(+1.21%)
Aug 31, 2012	53.12	53.68	52.53	53.49	238,507	+0.88(+1.67%)
Aug 30, 2012	53.25	53.36	52.51	52.61	511,963	-0.84(-1.58%)
Aug 29, 2012	53.45	53.70	53.26	53.45	217,417	-0.18(-0.33%)
Aug 27, 2012	54.37	54.43	53.42	53.63	313,869	-0.50(-0.92%)
Aug 24, 2012	54.23	54.65	53.53	54.13	578,651	-0.19(-0.34%)
Aug 23, 2012	54.49	54.53	53.94	54.32	449,989	-0.27(-0.49%)
Aug 22, 2012	53.87	54.68	53.75	54.58	476,178	+0.44(+0.82%)
Aug 21, 2012	54.75	54.96	53.81	54.14	345,389	-0.47(-0.86%)
Aug 20, 2012	55.19	55.29	54.08	54.61	387,296	-0.75(-1.35%)
Aug 17, 2012	55.20	55.57	55.08	55.36	344,344	-0.03(-0.05%)
Aug 16, 2012	54.99	55.67	54.96	55.39	813,572	+0.30(+0.54%)
Aug 15, 2012	54.13	55.26	54.06	55.09	662,211	+0.93(+1.71%)
Aug 14, 2012	53.54	54.55	53.50	54.17	1,015,716	+0.99(+1.86%)
Aug 13, 2012	53.02	53.30	52.79	53.18	729,198	-0.07(-0.14%)
Aug 10, 2012	53.08	53.26	52.86	53.25	318,730	-0.19(-0.36%)
Aug 09, 2012	53.35	53.71	53.23	53.45	296,077	+0.08(+0.16%)
Aug 08, 2012	52.95	53.47	52.72	53.36	404,156	+0.14(+0.26%)
Aug 07, 2012	52.54	53.33	52.54	53.22	522,579	+0.49(+0.93%)
Aug 06, 2012	52.74	53.14	52.51	52.73	344,754	+0.03(+0.05%)
Aug 03, 2012	52.98	53.11	52.45	52.70	323,110	+0.82(+1.59%)
Aug 02, 2012	51.22	52.01	51.01	51.88	405,345	+0.29(+0.56%)
Aug 01, 2012	52.55	52.77	51.29	51.59	593,826	-0.31(-0.59%)
Jul 31, 2012	52.38	52.89	51.86	51.90	728,537	-0.65(-1.23%)
Jul 30, 2012	52.99	53.08	51.61	52.55	560,764	-0.39(-0.73%)
Jul 27, 2012	53.08	53.30	52.59	52.94	786,890	+0.18(+0.33%)
Jul 26, 2012	52.83	53.61	52.28	52.76	1,018,228	+0.63(+1.21%)
Jul 25, 2012	46.97	52.86	46.97	52.13	2,782,807	+5.36(+11.47%)
Jul 24, 2012	47.46	47.56	46.38	46.77	667,926	-0.75(-1.58%)
Jul 23, 2012	47.60	47.68	46.63	47.52	824,882	-1.44(-2.95%)
Jul 20, 2012	49.09	49.48	48.91	48.96	466,600	-0.86(-1.73%)
Jul 19, 2012	48.94	50.41	48.79	49.82	978,168	+1.12(+2.30%)
Jul 18, 2012	47.26	49.72	46.58	48.70	1,866,722	+1.02(+2.14%)
Jul 17, 2012	47.15	47.85	47.07	47.69	825,062	+0.95(+2.04%)
Jul 16, 2012	47.04	47.47	46.66	46.73	672,832	-0.39(-0.83%)
Jul 13, 2012	46.27	47.67	46.14	47.12	679,211	+1.08(+2.35%)
Jul 12, 2012	45.77	46.33	44.58	46.04	453,747	-0.18(-0.38%)
Jul 11, 2012	46.53	46.53	45.93	46.21	506,757	-0.19(-0.40%)
Jul 10, 2012	47.29	47.78	45.94	46.40	706,695	-0.95(-2.01%)
Jul 09, 2012	47.19	47.54	46.46	47.35	636,161	+0.18(+0.37%)
Jul 06, 2012	46.94	47.55	46.55	47.18	563,544	-0.49(-1.03%)
Jul 05, 2012	46.79	47.93	46.69	47.67	515,024	+0.60(+1.28%)
Jul 03, 2012	46.26	47.36	46.26	47.06	369,328	+0.85(+1.84%)