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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 30, 2009	21.04	21.04	20.00	20.27	857,252	-0.98(-4.62%)
Oct 29, 2009	21.01	21.44	20.97	21.25	1,052,185	+0.56(+2.68%)
Oct 28, 2009	21.52	21.59	20.62	20.70	832,112	-0.89(-4.12%)
Oct 27, 2009	22.25	22.75	21.51	21.59	1,121,994	-0.61(-2.75%)
Oct 26, 2009	21.98	22.96	21.81	22.20	1,196,421	+0.31(+1.44%)
Oct 23, 2009	21.90	22.09	21.66	21.88	941,718	+0.06(+0.25%)
Oct 22, 2009	19.41	22.72	19.41	21.83	1,862,047	+0.57(+2.70%)
Oct 21, 2009	22.14	22.75	21.09	21.25	996,744	-1.02(-4.57%)
Oct 20, 2009	22.21	22.39	22.15	22.27	758,095	-0.28(-1.23%)
Oct 19, 2009	22.32	23.12	22.12	22.55	569,722	+0.30(+1.33%)
Oct 16, 2009	22.37	22.61	22.16	22.25	760,092	-0.34(-1.52%)
Oct 15, 2009	22.19	23.04	22.03	22.60	901,992	+0.16(+0.70%)
Oct 14, 2009	21.81	22.56	21.31	22.44	866,705	+1.16(+5.44%)
Oct 13, 2009	21.23	21.42	20.65	21.28	542,945	-0.06(-0.26%)
Oct 12, 2009	21.58	21.80	20.52	21.34	605,468	-0.31(-1.41%)
Oct 09, 2009	21.59	21.85	21.27	21.64	350,452	+0.07(+0.34%)
Oct 08, 2009	21.38	22.00	21.23	21.57	1,004,161	+0.52(+2.46%)
Oct 07, 2009	20.93	21.30	20.71	21.05	357,404	+0.05(+0.22%)
Oct 06, 2009	20.54	21.35	20.32	21.00	813,637	+0.76(+3.75%)
Oct 05, 2009	19.33	20.31	19.24	20.24	701,451	+1.02(+5.30%)
Oct 02, 2009	18.77	19.49	18.32	19.23	849,377	-0.02(-0.10%)