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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2011	32.45	33.17	32.25	32.87	652,091	+0.59(+1.84%)
Jan 28, 2011	33.48	33.51	31.99	32.27	499,278	-1.13(-3.38%)
Jan 27, 2011	33.56	33.88	33.08	33.40	260,132	-0.11(-0.33%)
Jan 26, 2011	33.11	33.53	32.91	33.52	1,111,600	+0.43(+1.29%)
Jan 25, 2011	32.95	33.31	32.70	33.09	351,595	+0.00(+0.00%)
Jan 24, 2011	32.47	33.09	32.04	33.09	357,312	+0.88(+2.73%)
Jan 21, 2011	33.00	33.00	31.97	32.21	433,006	-0.36(-1.11%)
Jan 20, 2011	32.69	32.81	32.25	32.57	456,675	-0.38(-1.15%)
Jan 19, 2011	33.56	33.66	32.88	32.95	533,953	-0.72(-2.15%)
Jan 18, 2011	33.44	33.80	33.40	33.67	406,386	+0.06(+0.17%)
Jan 14, 2011	33.90	33.90	33.37	33.62	399,312	-0.27(-0.79%)
Jan 13, 2011	33.97	34.25	33.58	33.89	288,789	-0.06(-0.16%)
Jan 12, 2011	33.90	34.05	33.38	33.94	331,689	+0.48(+1.44%)
Jan 11, 2011	33.64	33.74	33.17	33.46	366,427	+0.06(+0.19%)
Jan 10, 2011	33.61	33.65	32.81	33.40	291,672	-0.44(-1.31%)
Jan 07, 2011	34.13	34.26	33.49	33.84	725,671	-0.25(-0.73%)
Jan 06, 2011	33.68	34.16	33.65	34.09	543,215	+0.52(+1.54%)
Jan 05, 2011	33.40	33.80	33.10	33.57	306,002	-0.02(-0.06%)
Jan 04, 2011	33.87	34.06	33.06	33.59	452,538	-0.22(-0.66%)