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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2009	15.50	15.81	15.37	15.40	426,797	-0.10(-0.66%)
Jul 30, 2009	15.55	15.88	15.45	15.50	539,295	+0.26(+1.70%)
Jul 29, 2009	15.62	15.65	15.20	15.24	538,630	-0.57(-3.63%)
Jul 28, 2009	15.96	16.61	15.29	15.82	1,125,544	-0.10(-0.64%)
Jul 27, 2009	15.63	16.13	15.56	15.92	925,639	+0.37(+2.38%)
Jul 24, 2009	14.63	15.59	13.89	15.55	1,806	+1.10(+7.63%)
Jul 23, 2009	13.53	14.51	13.40	14.45	884,934	+0.86(+6.34%)
Jul 22, 2009	13.35	13.75	13.24	13.59	342,832	+0.07(+0.55%)
Jul 21, 2009	13.30	13.59	13.15	13.51	467,000	+0.31(+2.39%)
Jul 20, 2009	12.99	13.35	12.84	13.20	591,880	+0.36(+2.81%)
Jul 17, 2009	12.45	12.97	12.32	12.84	530,487	+0.35(+2.82%)
Jul 16, 2009	12.02	12.54	11.91	12.48	466,068	+0.41(+3.37%)
Jul 15, 2009	11.26	12.11	11.25	12.08	888,456	+0.94(+8.49%)
Jul 14, 2009	11.10	11.49	10.98	11.13	699,222	+0.46(+4.34%)
Jul 13, 2009	10.39	10.74	10.32	10.67	597,454	+0.07(+0.70%)
Jul 10, 2009	10.27	10.65	10.19	10.59	363,186	+0.19(+1.78%)
Jul 09, 2009	10.32	10.65	10.27	10.41	336,453	+0.19(+1.81%)
Jul 08, 2009	10.40	10.47	9.854	10.22	406,557	-0.08(-0.81%)
Jul 07, 2009	10.65	10.72	10.29	10.31	600,562	-0.36(-3.39%)
Jul 06, 2009	10.92	10.95	10.35	10.67	484,110	-0.30(-2.70%)
Jul 02, 2009	11.41	11.42	10.97	10.97	411,579	-0.75(-6.40%)