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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	38.07	38.66	37.88	38.59	857,140	+2.30(+6.33%)
Nov 29, 2011	35.13	36.72	34.85	36.29	809,668	+1.16(+3.29%)
Nov 28, 2011	35.28	35.47	34.61	35.14	631,664	+1.23(+3.63%)
Nov 25, 2011	33.90	34.55	33.78	33.90	95,871	-0.31(-0.92%)
Nov 23, 2011	34.65	34.81	34.16	34.22	554,696	-0.96(-2.74%)
Nov 22, 2011	35.42	35.90	35.02	35.18	561,078	-0.53(-1.48%)
Nov 21, 2011	36.27	36.28	35.49	35.71	835,075	-1.15(-3.12%)
Nov 18, 2011	38.19	38.31	36.76	36.86	687,626	-0.94(-2.47%)
Nov 17, 2011	38.78	38.87	37.51	37.79	903,209	-1.14(-2.93%)
Nov 16, 2011	38.79	39.36	38.67	38.93	546,098	-0.30(-0.76%)
Nov 15, 2011	38.68	39.56	38.67	39.23	515,165	+0.29(+0.74%)
Nov 14, 2011	38.70	39.52	38.58	38.94	574,154	-0.08(-0.21%)
Nov 11, 2011	37.96	39.36	37.96	39.03	564,458	+1.67(+4.46%)
Nov 10, 2011	37.67	37.83	36.72	37.36	670,586	+0.46(+1.26%)
Nov 09, 2011	37.12	37.56	36.35	36.90	1,169,380	-1.68(-4.35%)
Nov 08, 2011	38.60	38.88	37.51	38.57	599,313	+0.60(+1.59%)
Nov 07, 2011	38.15	38.41	36.93	37.97	466,580	-0.34(-0.89%)
Nov 04, 2011	38.31	38.62	37.49	38.31	349,929	-0.56(-1.45%)
Nov 03, 2011	38.17	39.14	37.27	38.88	642,156	+1.44(+3.83%)
Nov 02, 2011	37.19	38.25	36.95	37.44	664,767	+1.18(+3.24%)
Nov 01, 2011	36.98	37.80	36.14	36.27	1,131,390	-2.44(-6.29%)
Oct 31, 2011	39.29	39.64	38.66	38.70	633,423	-1.17(-2.93%)
Oct 28, 2011	39.13	40.35	39.13	39.87	1,017,340	+0.48(+1.22%)
Oct 27, 2011	37.50	39.93	37.50	39.39	1,892,882	+3.20(+8.83%)
Oct 26, 2011	37.02	37.15	35.41	36.19	1,150,124	-0.05(-0.13%)
Oct 25, 2011	38.01	38.01	36.12	36.24	2,037,678	-2.51(-6.48%)
Oct 24, 2011	36.27	38.92	36.17	38.75	1,037,360	+2.56(+7.06%)
Oct 21, 2011	36.03	36.30	35.65	36.19	746,106	+0.69(+1.96%)
Oct 20, 2011	35.29	35.83	34.30	35.50	703,595	+0.19(+0.55%)
Oct 19, 2011	36.58	36.81	34.99	35.30	812,660	-1.54(-4.17%)
Oct 18, 2011	36.01	37.10	35.37	36.84	970,539	+1.02(+2.84%)
Oct 17, 2011	36.97	37.14	35.72	35.82	635,017	-1.55(-4.14%)
Oct 14, 2011	36.48	37.53	36.16	37.37	900,026	+1.93(+5.44%)
Oct 13, 2011	35.38	35.69	34.50	35.44	588,632	-0.33(-0.93%)
Oct 12, 2011	35.15	36.22	35.15	35.78	801,821	+0.95(+2.74%)
Oct 11, 2011	34.58	35.29	34.33	34.82	642,200	-0.14(-0.40%)
Oct 10, 2011	33.52	35.02	33.52	34.96	932,800	+1.97(+5.98%)
Oct 07, 2011	33.70	34.06	32.43	32.99	1,042,732	-0.71(-2.12%)
Oct 06, 2011	33.94	34.49	33.45	33.70	1,386,656	+1.57(+4.87%)
Oct 05, 2011	30.38	32.46	30.07	32.14	1,489,413	+1.92(+6.34%)
Oct 04, 2011	28.50	30.28	28.01	30.22	1,225,237	+1.15(+3.95%)
Oct 03, 2011	30.39	31.03	28.98	29.07	1,218,651	-1.77(-5.74%)
Sep 30, 2011	31.27	32.06	30.74	30.84	1,214,327	-1.13(-3.53%)
Sep 29, 2011	33.40	33.50	31.23	31.97	691,295	-0.38(-1.17%)
Sep 28, 2011	34.16	34.40	32.26	32.35	644,492	-1.65(-4.85%)
Sep 27, 2011	34.17	35.53	33.70	34.00	1,183,773	+0.82(+2.48%)
Sep 26, 2011	31.31	33.26	30.77	33.17	1,141,233	+2.21(+7.15%)
Sep 23, 2011	30.98	31.74	30.75	30.96	942,363	-0.02(-0.06%)
Sep 22, 2011	32.46	32.46	29.86	30.98	1,742,166	-2.66(-7.90%)
Sep 21, 2011	35.44	35.44	33.63	33.64	1,248,021	-1.73(-4.90%)
Sep 20, 2011	36.16	36.85	35.21	35.37	963,819	-0.65(-1.80%)
Sep 19, 2011	35.62	36.38	35.21	36.02	595,662	-0.58(-1.59%)
Sep 16, 2011	36.41	36.88	35.95	36.60	926,031	+0.22(+0.61%)
Sep 15, 2011	34.80	36.52	34.45	36.38	1,123,995	+2.11(+6.16%)
Sep 14, 2011	33.94	34.87	32.94	34.27	1,558,994	+0.61(+1.82%)
Sep 13, 2011	31.72	34.00	31.52	33.65	1,921,243	+1.90(+5.98%)
Sep 12, 2011	32.24	33.04	30.00	31.76	2,695,452	-1.12(-3.41%)
Sep 09, 2011	34.03	34.27	32.75	32.88	868,218	-1.69(-4.90%)
Sep 08, 2011	34.34	35.96	34.34	34.57	1,020,098	-0.01(-0.03%)
Sep 07, 2011	34.13	34.65	34.12	34.58	1,204,677	+1.00(+2.98%)
Sep 06, 2011	32.86	33.64	32.57	33.58	1,042,110	-0.88(-2.55%)
Sep 02, 2011	35.01	35.58	34.42	34.46	786,100	-1.68(-4.64%)