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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2010	25.88	26.39	25.32	25.88	12,210	-0.26(-0.98%)
Sep 29, 2010	25.84	26.25	25.71	26.13	623,964	+0.12(+0.46%)
Sep 28, 2010	26.00	26.10	25.17	26.01	733	+0.03(+0.11%)
Sep 27, 2010	26.03	26.37	25.89	25.99	298,271	-0.05(-0.18%)
Sep 24, 2010	25.48	26.03	25.43	26.03	547,980	+0.87(+3.46%)
Sep 23, 2010	25.50	25.61	25.00	25.16	3,037	-0.73(-2.83%)
Sep 22, 2010	25.74	26.06	25.62	25.89	611,481	-0.05(-0.18%)
Sep 21, 2010	26.21	26.29	25.47	25.94	1,051,267	-0.25(-0.95%)
Sep 20, 2010	25.47	26.26	25.39	26.19	690,992	+0.77(+3.02%)
Sep 17, 2010	25.42	25.83	25.08	25.42	738,920	+0.43(+1.70%)
Sep 15, 2010	24.75	25.32	24.56	25.00	343,867	+0.03(+0.11%)
Sep 14, 2010	25.29	25.34	24.96	24.97	397,440	-0.36(-1.43%)
Sep 13, 2010	25.01	25.45	24.85	25.33	578,764	+0.64(+2.59%)
Sep 10, 2010	24.84	25.05	24.38	24.69	325,648	-0.09(-0.37%)
Sep 09, 2010	25.18	25.24	24.48	24.78	332,016	+0.05(+0.19%)
Sep 08, 2010	24.74	25.13	24.58	24.74	390,758	+0.05(+0.19%)
Sep 07, 2010	25.40	25.40	24.59	24.69	2,471	-0.94(-3.65%)
Sep 03, 2010	25.40	25.91	25.22	25.63	815,442	+0.73(+2.94%)
Sep 02, 2010	24.50	24.93	24.30	24.89	1,229	+0.56(+2.32%)