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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2006	8.446	8.548	8.344	8.483	447,573	+0.09(+1.10%)
Jul 28, 2006	7.918	8.428	7.918	8.391	668,607	+0.19(+2.37%)
Jul 27, 2006	8.511	8.566	8.103	8.196	684,479	-0.13(-1.56%)
Jul 26, 2006	8.687	8.752	8.233	8.326	1,451,240	-0.32(-3.75%)
Jul 25, 2006	9.168	9.178	8.576	8.650	1,379,649	-0.56(-6.13%)
Jul 24, 2006	9.252	9.446	8.909	9.215	1,145,335	+0.01(+0.10%)
Jul 21, 2006	9.659	9.659	9.150	9.205	888,236	-0.45(-4.70%)
Jul 20, 2006	9.854	10.19	9.641	9.659	823,773	-0.20(-2.07%)
Jul 19, 2006	9.335	9.909	9.335	9.863	654,785	+0.57(+6.18%)
Jul 18, 2006	9.131	9.354	9.048	9.289	555,336	+0.17(+1.83%)
Jul 17, 2006	9.261	9.446	9.104	9.122	417,231	-0.18(-1.89%)
Jul 14, 2006	9.122	9.335	9.085	9.298	645,391	+0.13(+1.41%)
Jul 13, 2006	9.400	9.539	9.141	9.168	1,079,575	-0.47(-4.90%)
Jul 12, 2006	9.928	10.02	9.539	9.641	619,368	-0.31(-3.16%)
Jul 11, 2006	10.01	10.10	9.770	9.956	898,170	-0.10(-1.01%)
Jul 10, 2006	10.30	10.52	9.974	10.06	724,756	-0.25(-2.43%)
Jul 07, 2006	10.57	10.57	10.24	10.31	370,692	-0.31(-2.88%)
Jul 06, 2006	10.59	10.94	10.49	10.61	433,320	+0.06(+0.62%)
Jul 05, 2006	10.95	10.95	10.46	10.55	664,503	-0.47(-4.29%)