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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2008	5.390	6.170	5.170	5.970	1,163,014	+0.57(+10.56%)
Dec 30, 2008	5.020	5.400	5.000	5.400	582,921	+0.45(+9.09%)
Dec 29, 2008	5.070	5.160	4.760	4.950	706,368	-0.06(-1.20%)
Dec 26, 2008	5.000	5.030	4.800	5.010	256,753	+0.04(+0.80%)
Dec 24, 2008	5.220	5.220	4.930	4.970	248,284	-0.10(-1.97%)
Dec 23, 2008	5.260	5.500	5.000	5.070	467,622	-0.25(-4.70%)
Dec 22, 2008	5.760	5.790	5.020	5.320	767,303	-0.42(-7.32%)
Dec 19, 2008	5.780	6.128	5.560	5.740	936,957	+0.11(+1.95%)
Dec 18, 2008	6.350	6.370	5.610	5.630	795,980	-0.68(-10.78%)
Dec 17, 2008	6.290	6.660	6.110	6.310	626,190	-0.16(-2.47%)
Dec 16, 2008	6.180	6.490	5.930	6.470	910,428	+0.39(+6.41%)
Dec 15, 2008	6.240	6.500	5.900	6.080	908,333	-0.28(-4.40%)
Dec 12, 2008	5.290	6.360	5.260	6.360	3,772,900	+0.85(+15.43%)
Dec 11, 2008	6.370	6.370	5.460	5.510	1,044,496	-0.86(-13.50%)
Dec 10, 2008	6.570	6.820	5.870	6.370	1,083,725	-0.13(-2.00%)
Dec 09, 2008	6.960	7.280	6.400	6.500	1,180,937	-0.55(-7.80%)
Dec 08, 2008	6.530	7.070	6.350	7.050	2,216,989	+0.89(+14.45%)
Dec 05, 2008	5.000	6.180	4.820	6.160	1,943,612	+1.06(+20.78%)
Dec 04, 2008	4.190	5.260	4.010	5.100	2,491,224	+0.83(+19.44%)
Dec 03, 2008	4.040	4.630	3.360	4.270	4,345,526	+0.77(+22.00%)
Dec 02, 2008	3.750	4.030	3.470	3.500	1,936,527	-0.11(-3.05%)
Dec 01, 2008	4.940	4.940	3.610	3.610	1,465,990	-1.52(-29.63%)
Nov 28, 2008	4.920	5.130	4.890	5.130	212,800	+0.13(+2.60%)
Nov 26, 2008	4.290	5.030	4.200	5.000	1,161,164	+0.56(+12.61%)
Nov 25, 2008	4.530	4.580	4.160	4.440	884,926	+0.10(+2.30%)
Nov 24, 2008	3.860	4.420	3.650	4.340	1,634,151	+0.54(+14.21%)
Nov 21, 2008	3.100	3.800	2.950	3.800	2,014,649	+0.79(+26.25%)
Nov 20, 2008	3.650	3.720	2.980	3.010	1,526,116	-0.68(-18.43%)
Nov 19, 2008	3.470	4.020	3.470	3.690	2,464,536	+0.22(+6.34%)
Nov 18, 2008	3.930	3.990	3.300	3.470	1,629,673	-0.43(-11.03%)
Nov 17, 2008	4.520	4.730	3.900	3.900	1,322,777	-0.58(-12.95%)
Nov 14, 2008	5.450	5.600	4.480	4.480	0	-1.10(-19.71%)
Nov 13, 2008	5.350	5.590	4.880	5.580	1,718,010	+0.29(+5.48%)
Nov 12, 2008	6.080	6.290	5.280	5.290	748,323	-1.00(-15.90%)
Nov 11, 2008	6.360	6.530	5.960	6.290	950,696	-0.27(-4.12%)
Nov 10, 2008	7.150	7.290	6.500	6.560	563,048	-0.45(-6.42%)
Nov 07, 2008	6.850	7.130	6.680	7.010	759,323	+0.26(+3.85%)
Nov 06, 2008	7.430	7.590	6.750	6.750	1,301,632	-0.80(-10.60%)
Nov 05, 2008	8.750	9.060	7.530	7.550	640,498	-1.35(-15.17%)
Nov 04, 2008	8.860	9.420	8.650	8.900	739,678	+0.16(+1.83%)
Nov 03, 2008	8.980	9.290	8.588	8.740	354,342	-0.27(-3.00%)
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%)