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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2005	8.428	8.965	8.409	8.687	1,459,770	+0.26(+3.08%)
Apr 28, 2005	10.19	10.65	8.224	8.428	5,783,256	-1.68(-16.59%)
Apr 27, 2005	9.215	10.13	8.724	10.10	3,103,969	+0.89(+9.65%)
Apr 26, 2005	9.604	9.743	9.122	9.215	2,522,177	-0.37(-3.86%)
Apr 25, 2005	9.409	9.724	9.317	9.585	2,057,758	+0.19(+1.97%)
Apr 22, 2005	10.20	10.34	9.243	9.400	2,368,954	-0.78(-7.64%)
Apr 21, 2005	10.57	10.93	10.09	10.18	2,450,803	-0.38(-3.60%)
Apr 20, 2005	10.73	11.01	10.25	10.56	3,122,973	-0.18(-1.64%)
Apr 19, 2005	10.33	11.19	9.909	10.73	6,322,180	+0.36(+3.48%)
Apr 18, 2005	9.613	10.55	9.243	10.37	3,380,827	+0.76(+7.90%)
Apr 15, 2005	9.585	10.37	9.539	9.613	3,935,408	-0.06(-0.67%)
Apr 14, 2005	9.289	9.965	8.844	9.678	3,192,835	+0.40(+4.29%)
Apr 13, 2005	9.168	9.752	9.057	9.280	4,335,255	-0.56(-5.74%)
Apr 12, 2005	8.604	9.844	8.150	9.844	11,404,867	+2.40(+32.21%)
Apr 11, 2005	7.594	7.668	7.316	7.446	1,087,242	-0.16(-2.07%)
Apr 08, 2005	7.316	8.576	7.029	7.603	4,606,067	+0.57(+8.17%)
Apr 07, 2005	6.492	7.224	6.483	7.029	946,005	+0.44(+6.75%)
Apr 06, 2005	6.779	6.881	6.464	6.585	1,158,940	-0.11(-1.66%)
Apr 05, 2005	7.085	7.094	6.612	6.696	1,646,682	-0.53(-7.31%)
Apr 04, 2005	7.177	7.335	6.807	7.224	1,495,079	+0.05(+0.65%)
Apr 01, 2005	7.863	8.103	7.085	7.177	1,991,783	-0.71(-9.04%)
Mar 31, 2005	8.048	8.057	7.687	7.890	407,837	-0.16(-1.96%)
Mar 30, 2005	7.927	8.168	7.927	8.048	365,617	+0.19(+2.36%)
Mar 29, 2005	8.289	8.372	7.853	7.863	906,593	-0.36(-4.39%)
Mar 28, 2005	8.242	8.428	8.178	8.224	504,910	+0.01(+0.11%)
Mar 24, 2005	8.113	8.428	8.113	8.215	505,018	+0.06(+0.68%)
Mar 23, 2005	8.548	8.548	8.131	8.159	585,463	-0.38(-4.45%)
Mar 22, 2005	8.446	8.817	8.446	8.539	400,062	-0.01(-0.11%)
Mar 21, 2005	8.918	8.928	8.409	8.548	665,475	-0.42(-4.65%)
Mar 18, 2005	8.909	8.983	8.705	8.965	729,075	+0.06(+0.62%)
Mar 17, 2005	8.863	9.030	8.798	8.909	544,754	-0.01(-0.10%)
Mar 16, 2005	9.150	9.196	8.891	8.918	720,652	-0.34(-3.70%)
Mar 15, 2005	9.168	9.354	9.104	9.261	494,544	+0.07(+0.81%)
Mar 14, 2005	9.409	9.428	9.076	9.187	532,661	-0.17(-1.78%)
Mar 11, 2005	9.307	9.539	9.168	9.354	699,812	+0.07(+0.80%)
Mar 10, 2005	8.928	9.354	8.566	9.280	1,560,622	+0.40(+4.48%)
Mar 09, 2005	8.807	9.187	8.807	8.881	443,038	-0.02(-0.21%)
Mar 08, 2005	8.854	9.104	8.817	8.900	421,874	-0.04(-0.41%)
Mar 07, 2005	9.039	9.113	8.798	8.937	500,915	-0.12(-1.33%)
Mar 04, 2005	9.113	9.196	8.835	9.057	426,949	+0.04(+0.41%)
Mar 03, 2005	9.104	9.381	8.946	9.020	580,064	-0.05(-0.51%)
Mar 02, 2005	8.946	9.446	8.946	9.067	675,841	+0.03(+0.31%)
Mar 01, 2005	9.122	9.224	8.983	9.039	514,736	-0.07(-0.81%)
Feb 28, 2005	9.659	9.659	8.946	9.113	763,088	-0.56(-5.84%)
Feb 25, 2005	9.400	9.724	9.307	9.678	488,065	+0.14(+1.46%)
Feb 24, 2005	9.020	9.631	8.807	9.539	1,243,056	+0.52(+5.75%)
Feb 23, 2005	8.844	9.085	8.807	9.020	754,666	+0.21(+2.42%)
Feb 22, 2005	9.400	9.400	8.798	8.807	1,212,174	-0.69(-7.22%)
Feb 18, 2005	9.493	9.687	9.291	9.493	732,962	+0.04(+0.39%)
Feb 17, 2005	9.956	9.965	9.317	9.456	1,421,545	-0.60(-5.99%)
Feb 16, 2005	9.761	10.15	9.752	10.06	1,034,764	+0.14(+1.40%)
Feb 15, 2005	9.641	10.00	9.641	9.919	1,375,654	+0.30(+3.08%)
Feb 14, 2005	9.539	9.946	9.205	9.622	674,977	-0.08(-0.86%)
Feb 11, 2005	9.335	9.946	9.076	9.706	1,836,725	+0.35(+3.76%)
Feb 10, 2005	8.983	9.669	8.335	9.354	2,839,420	+0.28(+3.06%)
Feb 09, 2005	9.724	9.854	8.798	9.076	3,685,328	-0.65(-6.67%)
Feb 08, 2005	8.937	10.11	8.918	9.724	6,194,332	-0.88(-8.30%)
Feb 07, 2005	10.54	10.80	10.49	10.60	250,835	-0.03(-0.26%)
Feb 04, 2005	10.56	10.86	10.51	10.63	665,259	+0.03(+0.26%)
Feb 03, 2005	10.88	10.88	10.33	10.60	731,990	-0.27(-2.47%)
Feb 02, 2005	10.93	11.09	10.80	10.87	533,956	-0.06(-0.59%)