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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 28, 2007	24.66	25.86	24.54	24.88	816,538	+0.10(+0.41%)
Sep 27, 2007	25.13	25.38	24.59	24.77	501,239	-0.19(-0.78%)
Sep 26, 2007	24.59	25.25	24.59	24.97	491,737	+0.53(+2.16%)
Sep 25, 2007	24.08	24.63	23.98	24.44	328,256	+0.03(+0.11%)
Sep 24, 2007	25.01	25.38	23.78	24.41	775,398	-0.67(-2.66%)
Sep 21, 2007	24.21	25.48	24.01	25.08	1,864,800	+1.10(+4.60%)
Sep 20, 2007	24.20	24.93	23.26	23.98	1,994,159	-0.29(-1.18%)
Sep 19, 2007	23.92	24.65	23.81	24.26	1,005,501	+0.59(+2.50%)
Sep 18, 2007	23.39	23.88	22.81	23.67	965,441	+0.43(+1.83%)
Sep 17, 2007	23.77	23.87	23.01	23.25	786,412	-0.55(-2.30%)
Sep 14, 2007	23.82	24.05	23.32	23.79	645,931	-0.06(-0.27%)
Sep 13, 2007	23.80	24.01	23.57	23.86	874,955	+0.22(+0.94%)
Sep 12, 2007	23.73	23.82	23.46	23.63	708,559	-0.13(-0.55%)
Sep 11, 2007	23.48	24.00	23.41	23.76	1,262,384	+0.45(+1.95%)
Sep 10, 2007	23.34	23.47	22.55	23.31	876,755	+0.44(+1.90%)
Sep 07, 2007	22.55	24.12	21.97	22.87	1,386,020	-0.02(-0.08%)
Sep 06, 2007	22.01	22.89	21.18	22.89	738,253	+1.16(+5.33%)
Sep 05, 2007	21.33	21.81	21.19	21.74	704,240	+0.19(+0.86%)