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%)