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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 31, 2008	7.810	9.080	7.500	9.010	979,515	+1.07(+13.48%)
Oct 30, 2008	7.270	7.960	7.210	7.940	576,803	+0.58(+7.88%)
Oct 29, 2008	7.620	7.850	7.200	7.360	928,164	-0.16(-2.13%)
Oct 28, 2008	7.230	7.630	6.780	7.520	1,051,177	+0.57(+8.20%)
Oct 27, 2008	8.120	8.440	6.900	6.950	732,965	-1.30(-15.76%)
Oct 24, 2008	7.000	8.690	7.000	8.250	1,328,651	+0.46(+5.91%)
Oct 23, 2008	8.270	8.660	7.140	7.790	1,293,544	-0.32(-3.95%)
Oct 22, 2008	9.300	9.370	7.760	8.110	1,006,475	-1.60(-16.48%)
Oct 21, 2008	9.980	10.75	9.680	9.710	668,373	-0.44(-4.33%)
Oct 20, 2008	9.470	10.28	9.170	10.15	613,949	+0.76(+8.09%)
Oct 17, 2008	9.060	10.00	8.850	9.390	0	-0.19(-1.98%)
Oct 16, 2008	9.120	9.580	8.100	9.580	1,031,488	+0.59(+6.56%)
Oct 15, 2008	10.19	10.19	8.830	8.990	1,156,643	-1.44(-13.81%)
Oct 14, 2008	11.22	12.05	10.28	10.43	2,282,447	-0.41(-3.78%)
Oct 13, 2008	9.110	10.84	8.890	10.84	1,956,338	+2.30(+26.93%)
Oct 10, 2008	8.000	9.030	7.460	8.540	2,253,606	+0.01(+0.12%)
Oct 09, 2008	9.410	10.07	8.530	8.530	3,143,300	-0.83(-8.87%)
Oct 08, 2008	9.400	10.06	8.850	9.360	1,833,672	-0.35(-3.60%)
Oct 07, 2008	11.06	11.27	9.570	9.710	1,146,527	-1.13(-10.42%)
Oct 06, 2008	11.00	11.08	9.780	10.84	1,604,406	-0.60(-5.24%)
Oct 03, 2008	12.29	12.69	11.25	11.44	0	-0.56(-4.67%)
Oct 02, 2008	14.13	14.41	11.80	12.00	1,175,292	-2.33(-16.26%)
Oct 01, 2008	15.00	15.15	13.92	14.33	443,414	-0.79(-5.22%)
Sep 30, 2008	14.00	15.63	13.99	15.12	1,597,245	+1.37(+9.96%)
Sep 29, 2008	16.32	16.91	13.63	13.75	1,094,462	-2.97(-17.76%)
Sep 26, 2008	16.57	16.84	15.95	16.72	0	-0.17(-1.01%)
Sep 25, 2008	16.13	17.52	15.79	16.89	993,949	+0.83(+5.17%)
Sep 24, 2008	16.19	16.75	15.52	16.06	963,630	+0.16(+1.01%)
Sep 23, 2008	16.92	17.05	15.70	15.90	859,504	-1.02(-6.03%)
Sep 22, 2008	18.41	18.62	16.80	16.92	1,111,764	-1.53(-8.29%)
Sep 19, 2008	16.37	20.00	16.14	18.45	0	+3.65(+24.66%)
Sep 18, 2008	14.71	15.65	12.90	14.80	3,432,948	+0.38(+2.64%)
Sep 17, 2008	16.33	17.02	14.40	14.42	1,576,032	-2.29(-13.70%)
Sep 16, 2008	17.10	17.84	16.54	16.71	1,627,619	-0.73(-4.19%)
Sep 15, 2008	19.55	19.78	17.33	17.44	1,059,637	-2.78(-13.75%)
Sep 12, 2008	19.76	20.22	19.20	20.22	592,143	+0.22(+1.10%)
Sep 11, 2008	19.41	20.25	19.17	20.00	781,923	+0.05(+0.25%)
Sep 10, 2008	20.39	20.70	18.84	19.95	1,419,451	-0.23(-1.14%)
Sep 09, 2008	22.74	22.81	20.05	20.18	1,628,309	-2.68(-11.72%)
Sep 08, 2008	24.79	24.79	22.56	22.86	941,544	-1.14(-4.75%)
Sep 05, 2008	24.05	24.30	23.15	24.00	0	-0.17(-0.70%)
Sep 04, 2008	25.63	26.02	24.17	24.17	985,717	-1.63(-6.32%)
Sep 03, 2008	25.90	26.08	25.59	25.80	712,649	-0.15(-0.58%)
Sep 02, 2008	26.37	26.73	25.67	25.95	773,878	-0.34(-1.29%)
Aug 29, 2008	26.36	26.36	25.78	26.29	0	-0.10(-0.38%)
Aug 28, 2008	25.80	26.61	25.72	26.39	431,203	+0.53(+2.05%)
Aug 27, 2008	25.66	25.99	25.59	25.86	461,772	+0.27(+1.06%)
Aug 26, 2008	25.65	25.76	25.34	25.59	311,321	-0.01(-0.04%)
Aug 25, 2008	26.08	26.20	25.41	25.60	460,099	-0.59(-2.25%)
Aug 22, 2008	26.20	26.49	26.05	26.19	0	+0.06(+0.23%)
Aug 21, 2008	25.98	26.27	25.87	26.13	279,225	+0.06(+0.23%)
Aug 20, 2008	26.12	26.42	25.75	26.07	484,294	+0.09(+0.35%)
Aug 19, 2008	26.56	26.97	25.58	25.98	412,275	-0.52(-1.96%)
Aug 18, 2008	26.69	26.83	26.15	26.50	512,429	-0.01(-0.04%)
Aug 15, 2008	26.64	27.23	26.06	26.51	0	+0.01(+0.04%)
Aug 14, 2008	26.51	26.78	26.20	26.50	450,916	-0.06(-0.23%)
Aug 13, 2008	26.34	26.63	26.00	26.56	727,477	+0.23(+0.87%)
Aug 12, 2008	26.83	26.83	26.19	26.33	473,687	-0.42(-1.57%)
Aug 11, 2008	26.14	26.85	25.65	26.75	584,149	+0.64(+2.45%)
Aug 08, 2008	25.68	26.29	25.59	26.11	436,663	+0.45(+1.75%)
Aug 07, 2008	25.93	26.01	25.40	25.66	301,587	-0.52(-1.99%)
Aug 06, 2008	25.78	26.25	25.45	26.18	370,188	+0.39(+1.51%)
Aug 05, 2008	25.79	26.18	25.41	25.79	730,715	+0.40(+1.58%)
Aug 04, 2008	26.27	26.49	25.32	25.39	618,214	-1.00(-3.79%)