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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2005	8.420	8.750	8.350	8.690	449,500	+0.22(+2.60%)
Nov 29, 2005	8.580	8.780	8.450	8.470	425,000	-0.07(-0.82%)
Nov 28, 2005	8.720	8.790	8.460	8.540	292,500	-0.13(-1.50%)
Nov 25, 2005	8.700	8.840	8.530	8.670	112,900	-0.03(-0.34%)
Nov 23, 2005	8.790	8.940	8.690	8.700	331,000	-0.11(-1.25%)
Nov 22, 2005	8.650	8.880	8.600	8.810	465,800	+0.22(+2.56%)
Nov 21, 2005	8.400	8.670	8.300	8.590	502,600	+0.23(+2.75%)
Nov 18, 2005	8.250	8.440	8.130	8.360	390,000	+0.23(+2.83%)
Nov 17, 2005	7.880	8.200	7.880	8.130	407,400	+0.28(+3.57%)
Nov 16, 2005	8.140	8.400	7.800	7.850	999,700	-0.05(-0.63%)
Nov 15, 2005	7.860	8.460	7.850	7.900	709,500	+0.09(+1.15%)
Nov 14, 2005	7.760	8.000	7.650	7.810	574,100	+0.23(+3.03%)
Nov 11, 2005	7.580	7.680	7.550	7.580	182,100	+0.00(+0.00%)
Nov 10, 2005	7.470	7.690	7.350	7.580	357,400	+0.03(+0.40%)
Nov 09, 2005	7.500	7.720	7.490	7.550	928,800	-0.02(-0.26%)
Nov 08, 2005	7.400	7.590	7.260	7.570	478,700	+0.10(+1.34%)
Nov 07, 2005	7.400	7.590	7.300	7.470	410,100	+0.20(+2.75%)
Nov 04, 2005	7.390	7.450	7.174	7.270	187,100	-0.11(-1.49%)
Nov 03, 2005	7.410	7.580	7.300	7.380	274,100	+0.07(+0.96%)
Nov 02, 2005	7.280	7.360	7.170	7.310	361,900	+0.03(+0.41%)
Nov 01, 2005	7.380	7.610	7.250	7.280	251,400	-0.24(-3.19%)
Oct 31, 2005	7.350	7.600	7.160	7.520	535,600	+0.20(+2.73%)
Oct 28, 2005	7.200	7.390	7.110	7.320	336,800	+0.16(+2.23%)
Oct 27, 2005	7.310	7.560	7.150	7.160	230,700	-0.22(-2.98%)
Oct 26, 2005	7.450	7.680	7.330	7.380	361,200	-0.07(-0.94%)
Oct 25, 2005	7.560	7.680	7.300	7.450	321,500	-0.11(-1.46%)
Oct 24, 2005	7.620	7.680	7.380	7.560	431,500	-0.07(-0.92%)
Oct 21, 2005	7.440	7.830	7.440	7.630	663,600	+0.20(+2.69%)
Oct 20, 2005	7.380	7.900	7.380	7.430	813,900	+0.03(+0.41%)
Oct 19, 2005	7.290	7.490	7.050	7.400	824,900	+0.10(+1.37%)
Oct 18, 2005	6.960	7.370	6.810	7.300	884,400	+0.36(+5.19%)
Oct 17, 2005	6.750	7.090	6.741	6.940	898,900	+0.19(+2.81%)
Oct 14, 2005	6.900	7.050	6.670	6.750	1,086,600	-0.19(-2.74%)
Oct 13, 2005	7.110	7.170	6.680	6.940	712,300	-0.16(-2.25%)
Oct 12, 2005	7.400	7.480	6.980	7.100	931,800	-0.29(-3.92%)
Oct 11, 2005	7.940	8.040	7.390	7.390	1,249,100	-0.45(-5.74%)
Oct 10, 2005	7.870	8.060	7.750	7.840	544,400	+0.06(+0.77%)
Oct 07, 2005	7.570	7.990	7.450	7.780	596,300	+0.30(+4.01%)
Oct 06, 2005	7.850	8.010	7.410	7.480	1,060,200	-0.34(-4.35%)
Oct 05, 2005	8.330	8.420	7.820	7.820	500,700	-0.51(-6.12%)
Oct 04, 2005	8.830	8.930	8.330	8.330	441,500	-0.48(-5.45%)
Oct 03, 2005	8.920	9.230	8.770	8.810	348,000	-0.14(-1.56%)
Sep 30, 2005	8.780	9.070	8.710	8.950	500,200	+0.20(+2.29%)
Sep 29, 2005	8.930	9.060	8.670	8.750	828,700	-0.19(-2.13%)
Sep 28, 2005	8.750	9.160	8.710	8.940	392,400	+0.20(+2.29%)
Sep 27, 2005	8.930	8.980	8.620	8.740	189,400	-0.19(-2.13%)
Sep 26, 2005	8.810	9.120	8.800	8.930	341,700	+0.22(+2.53%)
Sep 23, 2005	8.710	9.000	8.660	8.710	297,400	-0.21(-2.35%)
Sep 22, 2005	8.700	8.980	8.560	8.920	393,600	+0.16(+1.83%)
Sep 21, 2005	8.850	8.970	8.510	8.760	577,200	-0.18(-2.01%)
Sep 20, 2005	9.400	9.560	8.740	8.940	1,202,500	-0.46(-4.89%)
Sep 19, 2005	9.870	9.970	9.300	9.400	841,600	-0.47(-4.76%)
Sep 16, 2005	10.03	10.05	9.850	9.870	848,700	-0.06(-0.60%)
Sep 15, 2005	10.00	10.20	9.870	9.930	331,100	-0.07(-0.70%)
Sep 14, 2005	10.27	10.68	9.800	10.00	722,800	-0.27(-2.63%)
Sep 13, 2005	10.72	10.85	10.20	10.27	582,400	-0.55(-5.08%)
Sep 12, 2005	10.90	10.91	10.71	10.82	331,900	-0.07(-0.64%)
Sep 09, 2005	10.72	11.12	10.72	10.89	266,200	+0.16(+1.49%)
Sep 08, 2005	11.00	11.00	10.63	10.73	439,100	-0.27(-2.45%)
Sep 07, 2005	10.82	11.04	10.60	11.00	492,500	+0.18(+1.66%)
Sep 06, 2005	11.72	11.74	10.71	10.82	1,566,400	-0.90(-7.68%)
Sep 02, 2005	11.48	11.82	11.40	11.72	892,000	+0.24(+2.09%)