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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2008	20.82	21.04	19.35	19.66	1,048,878	-1.51(-7.13%)
Feb 28, 2008	21.67	21.98	20.87	21.17	817,093	-0.55(-2.52%)
Feb 27, 2008	20.56	21.76	20.44	21.72	843,911	+0.90(+4.32%)
Feb 26, 2008	20.45	21.58	20.22	20.82	712,755	+0.29(+1.40%)
Feb 25, 2008	19.68	20.91	19.36	20.53	748,727	+0.90(+4.58%)
Feb 22, 2008	20.18	20.26	19.24	19.63	1,189,638	-0.48(-2.39%)
Feb 21, 2008	21.08	21.21	19.81	20.11	956,695	-0.77(-3.68%)
Feb 20, 2008	20.60	20.92	19.96	20.88	976,573	+0.19(+0.90%)
Feb 19, 2008	19.83	21.52	19.83	20.70	872,633	+0.31(+1.50%)
Feb 18, 2008	20.78	20.95	20.33	20.39	0	+0.00(+0.00%)
Feb 15, 2008	20.78	20.95	20.33	20.39	1,111,998	-0.50(-2.39%)
Feb 14, 2008	21.21	21.64	20.70	20.89	816,901	-0.48(-2.25%)
Feb 13, 2008	21.50	21.70	21.14	21.37	632,755	+0.20(+0.96%)
Feb 12, 2008	21.38	21.80	20.80	21.17	1,993,308	-0.16(-0.74%)
Feb 11, 2008	19.45	21.33	19.32	21.33	1,617,359	+1.85(+9.51%)
Feb 08, 2008	19.52	20.24	19.32	19.48	1,274,262	-0.12(-0.61%)
Feb 07, 2008	19.29	20.14	18.80	19.60	1,205,479	+0.23(+1.20%)
Feb 06, 2008	19.94	20.12	19.27	19.36	635,025	-0.27(-1.37%)
Feb 05, 2008	20.19	20.41	19.35	19.63	898,051	-0.96(-4.68%)
Feb 04, 2008	21.18	21.35	20.36	20.60	1,045,778	-0.61(-2.88%)