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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 30, 2008	24.85	25.30	24.85	25.08	720,606	+0.31(+1.23%)
May 29, 2008	24.10	25.07	24.10	24.77	1,044,471	+0.58(+2.41%)
May 28, 2008	23.81	24.28	23.58	24.19	244,387	+0.49(+2.07%)
May 27, 2008	23.56	24.08	23.39	23.70	295,613	+0.14(+0.59%)
May 26, 2008	23.50	23.64	22.67	23.56	0	+0.00(+0.00%)
May 23, 2008	23.50	23.64	22.67	23.56	384,846	-0.14(-0.59%)
May 22, 2008	23.25	24.04	23.18	23.70	348,308	+0.49(+2.11%)
May 21, 2008	23.97	24.06	22.89	23.21	657,047	-0.66(-2.75%)
May 20, 2008	23.88	24.09	23.50	23.87	333,096	-0.16(-0.66%)
May 19, 2008	24.31	24.82	23.92	24.02	528,184	-0.42(-1.70%)
May 16, 2008	25.00	25.13	24.39	24.44	587,986	-0.42(-1.68%)
May 15, 2008	24.71	25.14	24.61	24.86	853,217	+0.20(+0.83%)
May 14, 2008	24.71	25.29	24.36	24.65	853,349	+0.32(+1.33%)
May 13, 2008	23.61	24.39	23.61	24.33	892,395	+0.56(+2.34%)
May 12, 2008	23.38	23.77	23.20	23.77	584,999	+0.45(+1.95%)
May 09, 2008	22.97	23.47	22.94	23.32	149,556	+0.01(+0.04%)
May 08, 2008	23.43	23.43	22.89	23.31	442,092	-0.04(-0.16%)
May 07, 2008	24.26	24.37	23.32	23.35	500,804	-0.85(-3.52%)
May 06, 2008	24.08	24.46	24.04	24.20	531,961	-0.03(-0.11%)
May 05, 2008	24.08	24.38	23.95	24.23	405,398	-0.02(-0.08%)
May 02, 2008	24.26	24.60	23.88	24.25	633,047	+0.26(+1.08%)