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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 31, 2006	12.55	12.64	12.24	12.41	305,689	-0.09(-0.74%)
Oct 30, 2006	12.61	12.67	12.33	12.50	422,306	-0.18(-1.39%)
Oct 27, 2006	13.10	13.10	12.56	12.68	396,607	-0.42(-3.18%)
Oct 26, 2006	12.94	13.10	12.80	13.10	634,269	+0.30(+2.32%)
Oct 25, 2006	12.35	12.86	12.35	12.80	537,196	+0.39(+3.13%)
Oct 24, 2006	12.26	12.58	12.18	12.41	502,750	+0.06(+0.52%)
Oct 23, 2006	12.39	12.58	12.30	12.35	220,925	-0.14(-1.11%)
Oct 20, 2006	12.75	12.79	12.37	12.48	414,100	-0.22(-1.75%)
Oct 19, 2006	12.63	12.97	12.55	12.71	751,642	+0.21(+1.70%)
Oct 18, 2006	12.20	12.61	12.18	12.49	1,415,066	+0.42(+3.45%)
Oct 17, 2006	12.24	12.24	11.87	12.08	427,273	-0.28(-2.25%)
Oct 16, 2006	12.04	12.37	12.04	12.35	343,481	+0.32(+2.69%)
Oct 13, 2006	11.77	12.09	11.66	12.03	447,573	+0.31(+2.69%)
Oct 12, 2006	11.54	11.72	11.30	11.72	360,434	+0.22(+1.93%)
Oct 11, 2006	11.76	11.81	11.27	11.49	418,635	-0.27(-2.28%)
Oct 10, 2006	11.78	11.79	11.39	11.76	419,930	+0.05(+0.40%)
Oct 09, 2006	11.63	11.80	11.58	11.72	199,329	+0.02(+0.16%)
Oct 06, 2006	11.60	11.79	11.44	11.70	435,587	+0.10(+0.88%)
Oct 05, 2006	11.26	11.61	11.22	11.59	778,853	+0.31(+2.71%)
Oct 04, 2006	11.53	11.53	11.17	11.29	1,427,376	-0.29(-2.48%)
Oct 03, 2006	11.92	11.93	11.44	11.58	597,988	-0.39(-3.25%)