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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 31, 2008	7.233	8.409	6.946	8.344	1,057,672	+0.99(+13.48%)
Oct 30, 2008	6.733	7.372	6.677	7.353	622,827	+0.54(+7.88%)
Oct 29, 2008	7.057	7.270	6.668	6.816	1,002,223	-0.15(-2.13%)
Oct 28, 2008	6.696	7.066	6.279	6.964	1,135,052	+0.53(+8.20%)
Oct 27, 2008	7.520	7.816	6.390	6.436	791,449	-1.20(-15.76%)
Oct 24, 2008	6.483	8.048	6.483	7.640	1,434,666	+0.43(+5.91%)
Oct 23, 2008	7.659	8.020	6.612	7.214	1,396,758	-0.30(-3.95%)
Oct 22, 2008	8.613	8.678	7.187	7.511	1,086,783	-1.48(-16.48%)
Oct 21, 2008	9.243	9.956	8.965	8.992	721,703	-0.41(-4.33%)
Oct 20, 2008	8.770	9.520	8.492	9.400	662,937	+0.70(+8.09%)
Oct 17, 2008	8.391	9.261	8.196	8.696	0	-0.18(-1.98%)
Oct 16, 2008	8.446	8.872	7.501	8.872	1,113,792	+0.55(+6.56%)
Oct 15, 2008	9.437	9.437	8.178	8.326	1,248,933	-1.33(-13.81%)
Oct 14, 2008	10.39	11.16	9.520	9.659	2,464,567	-0.38(-3.78%)
Oct 13, 2008	8.437	10.04	8.233	10.04	2,112,437	+2.13(+26.93%)
Oct 10, 2008	7.409	8.363	6.909	7.909	2,433,425	+0.01(+0.12%)
Oct 09, 2008	8.715	9.326	7.900	7.900	3,394,109	-0.77(-8.87%)
Oct 08, 2008	8.705	9.317	8.196	8.668	1,979,983	-0.32(-3.60%)
Oct 07, 2008	10.24	10.44	8.863	8.992	1,238,010	-1.05(-10.42%)
Oct 06, 2008	10.19	10.26	9.057	10.04	1,732,424	-0.56(-5.24%)
Oct 03, 2008	11.38	11.75	10.42	10.59	0	-0.52(-4.67%)
Oct 02, 2008	13.09	13.35	10.93	11.11	1,269,070	-2.16(-16.26%)
Oct 01, 2008	13.89	14.03	12.89	13.27	478,794	-0.73(-5.22%)
Sep 30, 2008	12.97	14.47	12.96	14.00	1,724,691	+1.27(+9.96%)
Sep 29, 2008	15.11	15.66	12.62	12.73	1,181,790	-2.75(-17.76%)
Sep 26, 2008	15.35	15.60	14.77	15.48	0	-0.16(-1.01%)
Sep 25, 2008	14.94	16.23	14.62	15.64	1,073,257	+0.77(+5.17%)
Sep 24, 2008	14.99	15.51	14.37	14.87	1,040,519	+0.15(+1.01%)
Sep 23, 2008	15.67	15.79	14.54	14.73	928,085	-0.94(-6.03%)
Sep 22, 2008	17.05	17.24	15.56	15.67	1,200,473	-1.42(-8.29%)
Sep 19, 2008	15.16	18.52	14.95	17.09	0	+3.38(+24.66%)
Sep 18, 2008	13.62	14.49	11.95	13.71	3,706,868	+0.35(+2.64%)
Sep 17, 2008	15.12	15.76	13.34	13.35	1,701,786	-2.12(-13.70%)
Sep 16, 2008	15.84	16.52	15.32	15.48	1,757,489	-0.68(-4.19%)
Sep 15, 2008	18.11	18.32	16.05	16.15	1,144,187	-2.57(-13.75%)
Sep 12, 2008	18.30	18.73	17.78	18.73	639,391	+0.20(+1.10%)
Sep 11, 2008	17.98	18.75	17.75	18.52	844,313	+0.05(+0.25%)
Sep 10, 2008	18.88	19.17	17.45	18.48	1,532,711	-0.21(-1.14%)
Sep 09, 2008	21.06	21.12	18.57	18.69	1,758,234	-2.48(-11.72%)
Sep 08, 2008	22.96	22.96	20.89	21.17	1,016,671	-1.06(-4.75%)
Sep 05, 2008	22.27	22.50	21.44	22.23	0	-0.16(-0.70%)
Sep 04, 2008	23.74	24.10	22.38	22.38	1,064,369	-1.51(-6.32%)
Sep 03, 2008	23.99	24.15	23.70	23.89	769,512	-0.14(-0.58%)
Sep 02, 2008	24.42	24.75	23.77	24.03	835,627	-0.31(-1.29%)
Aug 29, 2008	24.41	24.41	23.88	24.35	0	-0.09(-0.38%)
Aug 28, 2008	23.89	24.64	23.82	24.44	465,609	+0.49(+2.05%)
Aug 27, 2008	23.76	24.07	23.70	23.95	498,617	+0.25(+1.06%)
Aug 26, 2008	23.75	23.86	23.47	23.70	336,161	-0.01(-0.04%)
Aug 25, 2008	24.15	24.26	23.53	23.71	496,811	-0.55(-2.25%)
Aug 22, 2008	24.26	24.53	24.12	24.25	0	+0.06(+0.23%)
Aug 21, 2008	24.06	24.33	23.96	24.20	301,504	+0.06(+0.23%)
Aug 20, 2008	24.19	24.47	23.85	24.14	522,936	+0.08(+0.35%)
Aug 19, 2008	24.60	24.98	23.69	24.06	445,171	-0.48(-1.96%)
Aug 18, 2008	24.72	24.85	24.22	24.54	553,316	-0.01(-0.04%)
Aug 15, 2008	24.67	25.22	24.13	24.55	0	+0.01(+0.04%)
Aug 14, 2008	24.55	24.80	24.26	24.54	486,895	-0.06(-0.23%)
Aug 13, 2008	24.39	24.66	24.08	24.60	785,523	+0.21(+0.87%)
Aug 12, 2008	24.85	24.85	24.25	24.38	511,483	-0.39(-1.57%)
Aug 11, 2008	24.21	24.87	23.75	24.77	630,759	+0.59(+2.45%)
Aug 08, 2008	23.78	24.35	23.70	24.18	471,505	+0.42(+1.75%)
Aug 07, 2008	24.01	24.09	23.52	23.76	325,651	-0.48(-1.99%)
Aug 06, 2008	23.88	24.31	23.57	24.25	399,725	+0.36(+1.51%)
Aug 05, 2008	23.88	24.25	23.53	23.88	789,019	+0.37(+1.58%)
Aug 04, 2008	24.33	24.53	23.45	23.51	667,542	-0.93(-3.79%)