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%)
Jul 03, 2006	10.86	11.02	10.80	11.02	213,690	+0.19(+1.71%)
Jun 30, 2006	10.95	11.10	10.71	10.84	780,797	-0.06(-0.60%)
Jun 29, 2006	10.26	11.07	10.01	10.90	971,056	+0.73(+7.20%)
Jun 28, 2006	10.16	10.34	10.00	10.17	318,106	+0.06(+0.64%)
Jun 27, 2006	10.61	10.72	10.03	10.10	427,813	-0.46(-4.38%)
Jun 26, 2006	10.46	10.65	10.40	10.57	355,575	+0.18(+1.69%)
Jun 23, 2006	10.34	10.52	10.24	10.39	366,805	+0.01(+0.09%)
Jun 22, 2006	10.45	10.55	10.28	10.38	479,535	-0.06(-0.53%)
Jun 21, 2006	10.02	10.59	9.946	10.44	653,381	+0.46(+4.64%)
Jun 20, 2006	10.05	10.19	9.854	9.974	966,953	-0.12(-1.19%)
Jun 19, 2006	10.62	10.75	10.05	10.09	812,327	-0.45(-4.30%)
Jun 16, 2006	10.81	11.02	10.50	10.55	1,751,854	-0.43(-3.88%)
Jun 15, 2006	10.33	11.08	10.29	10.97	1,369,283	+0.80(+7.82%)
Jun 14, 2006	9.770	10.51	9.715	10.18	837,918	+0.28(+2.81%)
Jun 13, 2006	10.19	10.49	9.761	9.900	2,131,292	-0.56(-5.31%)
Jun 12, 2006	10.88	11.21	10.45	10.46	1,357,406	-0.45(-4.16%)
Jun 09, 2006	11.46	11.50	10.88	10.91	1,597,767	-0.31(-2.81%)
Jun 08, 2006	11.59	11.62	10.67	11.22	3,315,500	-0.63(-5.31%)
Jun 07, 2006	12.51	12.56	11.84	11.85	1,270,698	-0.68(-5.40%)
Jun 06, 2006	12.92	12.97	12.28	12.53	1,139,288	-0.39(-3.01%)
Jun 05, 2006	13.98	13.98	12.85	12.92	1,443,033	-1.07(-7.68%)
Jun 02, 2006	14.16	14.45	13.90	13.99	805,308	-0.02(-0.13%)
Jun 01, 2006	13.21	14.26	13.21	14.01	1,421,437	+0.86(+6.55%)
May 31, 2006	13.13	13.38	13.06	13.15	738,685	+0.04(+0.28%)
May 30, 2006	13.69	13.69	12.99	13.11	897,846	-0.57(-4.19%)
May 26, 2006	13.26	13.78	13.07	13.69	1,498,210	+0.69(+5.27%)
May 25, 2006	12.71	13.10	12.71	13.00	521,323	+0.39(+3.08%)
May 24, 2006	13.29	13.29	12.36	12.61	1,668,926	-0.77(-5.74%)
May 23, 2006	13.38	13.71	13.23	13.38	935,423	+0.30(+2.26%)
May 22, 2006	13.85	13.85	12.88	13.09	1,613,532	-0.81(-5.86%)
May 19, 2006	13.84	14.03	13.61	13.90	1,067,590	+0.06(+0.47%)
May 18, 2006	14.08	14.30	13.79	13.84	797,426	-0.28(-1.97%)
May 17, 2006	14.71	14.71	13.86	14.11	1,784,139	-0.62(-4.21%)
May 16, 2006	15.05	15.13	14.42	14.73	1,446,057	-0.29(-1.91%)
May 15, 2006	15.62	15.76	14.58	15.02	1,801,740	-0.87(-5.48%)
May 12, 2006	16.25	16.29	15.69	15.89	1,891,255	-0.31(-1.89%)
May 11, 2006	15.96	16.86	15.96	16.20	2,053,223	+0.21(+1.33%)
May 10, 2006	15.56	16.41	15.51	15.98	1,977,206	+0.21(+1.35%)
May 09, 2006	15.60	15.88	15.45	15.77	747,323	+0.17(+1.07%)
May 08, 2006	15.51	16.16	15.46	15.60	915,879	+0.12(+0.78%)
May 05, 2006	15.57	15.72	15.34	15.48	409,888	-0.06(-0.36%)
May 04, 2006	15.34	15.87	15.34	15.54	1,030,337	+0.17(+1.08%)
May 03, 2006	15.43	15.72	15.10	15.37	865,884	-0.02(-0.12%)
May 02, 2006	14.83	15.50	14.54	15.39	1,127,626	+0.51(+3.42%)