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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 30, 2009	22.72	22.72	21.60	21.89	793,905	-1.06(-4.62%)
Oct 29, 2009	22.69	23.15	22.64	22.95	974,434	+0.60(+2.68%)
Oct 28, 2009	23.24	23.31	22.26	22.35	770,623	-0.96(-4.12%)
Oct 27, 2009	24.03	24.57	23.23	23.31	1,039,084	-0.66(-2.75%)
Oct 26, 2009	23.73	24.80	23.55	23.97	1,108,011	+0.34(+1.44%)
Oct 23, 2009	23.65	23.85	23.39	23.63	872,130	+0.06(+0.25%)
Oct 22, 2009	20.96	24.53	20.96	23.57	1,724,451	+0.62(+2.70%)
Oct 21, 2009	23.91	24.56	22.77	22.95	923,090	-1.10(-4.57%)
Oct 20, 2009	23.98	24.18	23.92	24.05	702,076	-0.30(-1.23%)
Oct 19, 2009	24.10	24.97	23.89	24.35	527,623	+0.32(+1.33%)
Oct 16, 2009	24.15	24.41	23.93	24.03	703,925	-0.37(-1.52%)
Oct 15, 2009	23.96	24.88	23.78	24.40	835,339	+0.17(+0.70%)
Oct 14, 2009	23.55	24.36	23.01	24.23	802,660	+1.25(+5.44%)
Oct 13, 2009	22.92	23.13	22.30	22.98	502,824	-0.06(-0.26%)
Oct 12, 2009	23.30	23.54	22.16	23.04	560,727	-0.33(-1.41%)
Oct 09, 2009	23.31	23.59	22.97	23.37	324,556	+0.08(+0.34%)
Oct 08, 2009	23.09	23.75	22.92	23.29	929,959	+0.56(+2.46%)
Oct 07, 2009	22.60	23.00	22.36	22.73	330,994	+0.05(+0.22%)
Oct 06, 2009	22.18	23.05	21.94	22.68	753,513	+0.82(+3.75%)
Oct 05, 2009	20.87	21.93	20.77	21.86	649,617	+1.10(+5.30%)
Oct 02, 2009	20.27	21.04	19.78	20.76	786,612	-0.02(-0.10%)