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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 31, 2012	60.00	60.97	59.13	59.42	1,331,826	-0.46(-0.77%)
Oct 26, 2012	58.11	59.88	59.88	59.88	984,769	+1.67(+2.86%)
Oct 25, 2012	56.70	58.41	56.21	58.21	1,251,654	+2.46(+4.42%)
Oct 24, 2012	56.49	56.96	55.22	55.75	845,867	+0.48(+0.87%)
Oct 23, 2012	55.57	55.87	54.38	55.27	863,256	-1.06(-1.87%)
Oct 19, 2012	56.97	57.01	55.89	56.33	343,879	-0.66(-1.15%)
Oct 18, 2012	56.87	58.24	56.50	56.98	1,199,365	-0.25(-0.44%)
Oct 17, 2012	57.37	57.60	57.14	57.23	611,788	-0.19(-0.32%)
Oct 16, 2012	56.96	57.51	56.96	57.42	449,982	+0.51(+0.90%)
Oct 15, 2012	56.71	56.96	55.99	56.91	717,207	+0.21(+0.38%)
Oct 12, 2012	57.00	57.74	56.46	56.70	1,296,560	-0.36(-0.63%)
Oct 11, 2012	54.76	57.41	54.76	57.06	1,651,277	+2.57(+4.71%)
Oct 10, 2012	54.63	54.82	54.28	54.49	479,808	-0.06(-0.12%)
Oct 09, 2012	54.87	55.10	54.15	54.56	382,335	-0.44(-0.79%)
Oct 08, 2012	55.55	55.60	54.64	54.99	387,008	-0.81(-1.44%)
Oct 05, 2012	55.63	56.21	55.44	55.80	301,208	+0.54(+0.97%)
Oct 04, 2012	55.21	55.57	54.78	55.26	221,418	+0.44(+0.81%)
Oct 03, 2012	54.62	54.86	54.13	54.82	660,529	+0.28(+0.51%)
Oct 02, 2012	54.65	54.92	54.08	54.54	338,222	-0.07(-0.14%)
Oct 01, 2012	54.40	55.13	54.25	54.61	550,199	-0.10(-0.19%)
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%)