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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	55.21	55.33	54.42	55.21	878,763	-0.14(-0.25%)
Apr 27, 2012	54.49	55.92	54.38	55.34	1,134,351	+1.24(+2.29%)
Apr 26, 2012	53.83	54.52	53.46	54.10	604,723	+0.30(+0.55%)
Apr 25, 2012	53.16	54.41	52.79	53.81	1,816,318	+2.56(+4.99%)
Apr 24, 2012	51.61	51.61	50.85	51.25	1,029,328	-0.38(-0.74%)
Apr 23, 2012	51.62	51.76	50.60	51.63	817,988	-0.78(-1.48%)
Apr 20, 2012	51.92	52.67	51.61	52.41	588,230	+0.71(+1.38%)
Apr 19, 2012	51.97	52.67	51.17	51.70	878,225	-0.31(-0.61%)
Apr 18, 2012	52.16	52.38	51.76	52.01	546,352	-0.31(-0.60%)
Apr 17, 2012	52.15	52.83	52.05	52.32	299,922	+0.66(+1.27%)
Apr 16, 2012	52.54	52.66	51.26	51.67	758,757	-0.16(-0.30%)
Apr 13, 2012	51.66	52.37	51.49	51.82	681,211	+0.06(+0.13%)
Apr 12, 2012	50.58	51.95	50.47	51.76	1,055,621	+1.45(+2.89%)
Apr 11, 2012	51.09	51.20	50.17	50.31	568,159	+0.09(+0.18%)
Apr 10, 2012	52.30	52.48	49.93	50.21	1,034,023	-2.10(-4.02%)
Apr 09, 2012	51.86	52.40	51.83	52.32	458,322	-0.61(-1.15%)
Apr 05, 2012	52.66	53.38	52.58	52.93	529,185	+0.05(+0.09%)
Apr 04, 2012	53.43	53.58	52.20	52.88	1,006,522	-1.31(-2.41%)
Apr 03, 2012	54.29	54.44	53.60	54.19	696,282	-0.14(-0.26%)
Apr 02, 2012	53.47	54.83	53.16	54.33	759,725	+0.80(+1.49%)
Mar 30, 2012	53.81	53.91	53.25	53.53	442,133	+0.09(+0.17%)
Mar 29, 2012	53.47	53.71	52.83	53.44	475,087	-0.13(-0.24%)
Mar 28, 2012	54.08	54.29	52.60	53.57	429,500	-0.73(-1.35%)
Mar 27, 2012	54.18	54.54	54.05	54.30	463,277	+0.06(+0.10%)
Mar 26, 2012	53.41	54.30	53.11	54.24	579,692	+1.29(+2.43%)
Mar 23, 2012	52.07	53.28	51.36	52.95	656,493	+0.91(+1.74%)
Mar 22, 2012	52.79	53.25	51.97	52.05	601,210	-1.51(-2.82%)
Mar 21, 2012	53.54	53.68	52.99	53.56	403,281	+0.07(+0.14%)
Mar 20, 2012	53.35	53.65	52.65	53.48	465,669	-0.32(-0.60%)
Mar 19, 2012	53.42	54.53	53.13	53.81	394,238	+0.38(+0.71%)
Mar 16, 2012	53.82	54.17	53.35	53.43	1,003,618	-0.21(-0.40%)
Mar 15, 2012	53.33	54.03	53.20	53.64	767,743	+0.36(+0.68%)
Mar 14, 2012	52.83	53.34	52.81	53.28	396,834	+0.11(+0.21%)
Mar 13, 2012	52.16	53.25	52.01	53.17	662,948	+1.38(+2.66%)
Mar 12, 2012	51.74	52.17	51.44	51.79	273,867	-0.03(-0.05%)
Mar 09, 2012	51.37	52.20	51.16	51.82	352,912	+0.59(+1.16%)
Mar 08, 2012	50.20	51.46	50.20	51.22	442,104	+1.51(+3.04%)
Mar 07, 2012	49.32	50.01	49.06	49.71	737,356	+0.67(+1.36%)
Mar 06, 2012	50.61	50.67	48.38	49.05	1,427,277	-2.42(-4.70%)
Mar 05, 2012	52.31	52.31	50.75	51.46	795,593	-1.02(-1.94%)
Mar 02, 2012	53.08	53.22	52.02	52.48	500,979	-0.59(-1.12%)
Mar 01, 2012	52.88	53.42	52.62	53.08	561,094	+0.32(+0.61%)
Feb 29, 2012	52.77	53.16	52.25	52.75	635,957	+0.01(+0.02%)
Feb 28, 2012	52.35	53.03	52.34	52.74	549,648	+0.45(+0.87%)
Feb 27, 2012	52.07	52.42	51.69	52.29	389,397	-0.23(-0.44%)
Feb 24, 2012	51.78	52.61	51.78	52.52	392,633	+0.49(+0.94%)
Feb 23, 2012	51.63	52.09	51.45	52.03	329,928	+0.33(+0.64%)
Feb 22, 2012	51.73	51.92	51.51	51.70	383,231	-0.07(-0.14%)
Feb 21, 2012	52.07	52.20	51.52	51.77	594,269	-0.14(-0.27%)
Feb 17, 2012	52.44	52.44	51.35	51.91	461,407	-0.18(-0.34%)
Feb 16, 2012	51.08	52.86	51.00	52.08	898,157	+0.94(+1.85%)
Feb 15, 2012	51.84	51.86	50.77	51.14	535,443	-0.33(-0.65%)
Feb 14, 2012	51.45	51.67	51.13	51.47	466,227	-0.14(-0.27%)
Feb 13, 2012	51.15	51.82	51.01	51.61	741,643	+0.83(+1.64%)
Feb 10, 2012	50.36	51.06	50.10	50.78	679,435	-0.25(-0.49%)
Feb 09, 2012	51.29	51.40	50.63	51.03	754,338	+0.02(+0.04%)
Feb 08, 2012	50.87	51.15	50.51	51.01	607,190	+0.24(+0.47%)
Feb 07, 2012	50.49	51.64	50.49	50.77	714,626	+0.07(+0.15%)
Feb 06, 2012	50.26	50.78	49.93	50.70	598,039	+0.03(+0.05%)
Feb 03, 2012	50.00	51.21	49.67	50.67	1,712,931	+0.76(+1.52%)
Feb 02, 2012	50.21	50.52	49.72	49.91	1,114,346	-0.40(-0.79%)