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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2005	8.690	8.700	8.300	8.520	377,700	-0.17(-1.96%)
Mar 30, 2005	8.560	8.820	8.560	8.690	338,600	+0.20(+2.36%)
Mar 29, 2005	8.950	9.040	8.480	8.490	839,600	-0.39(-4.39%)
Mar 28, 2005	8.900	9.100	8.830	8.880	467,600	+0.01(+0.11%)
Mar 24, 2005	8.760	9.100	8.760	8.870	467,700	+0.06(+0.68%)
Mar 23, 2005	9.230	9.230	8.780	8.810	542,200	-0.41(-4.45%)
Mar 22, 2005	9.120	9.520	9.120	9.220	370,500	-0.01(-0.11%)
Mar 21, 2005	9.630	9.640	9.080	9.230	616,300	-0.45(-4.65%)
Mar 18, 2005	9.620	9.700	9.400	9.680	675,200	+0.06(+0.62%)
Mar 17, 2005	9.570	9.750	9.500	9.620	504,500	-0.01(-0.10%)
Mar 16, 2005	9.880	9.930	9.600	9.630	667,400	-0.37(-3.70%)
Mar 15, 2005	9.900	10.10	9.830	10.00	458,000	+0.08(+0.81%)
Mar 14, 2005	10.16	10.18	9.800	9.920	493,300	-0.18(-1.78%)
Mar 11, 2005	10.05	10.30	9.900	10.10	648,100	+0.08(+0.80%)
Mar 10, 2005	9.640	10.10	9.250	10.02	1,445,300	+0.43(+4.48%)
Mar 09, 2005	9.510	9.920	9.510	9.590	410,300	-0.02(-0.21%)
Mar 08, 2005	9.560	9.830	9.520	9.610	390,700	-0.04(-0.41%)
Mar 07, 2005	9.760	9.840	9.500	9.650	463,900	-0.13(-1.33%)
Mar 04, 2005	9.840	9.930	9.540	9.780	395,400	+0.04(+0.41%)
Mar 03, 2005	9.830	10.13	9.660	9.740	537,200	-0.05(-0.51%)
Mar 02, 2005	9.660	10.20	9.660	9.790	625,900	+0.03(+0.31%)
Mar 01, 2005	9.850	9.960	9.700	9.760	476,700	-0.08(-0.81%)
Feb 28, 2005	10.43	10.43	9.660	9.840	706,700	-0.61(-5.84%)
Feb 25, 2005	10.15	10.50	10.05	10.45	452,000	+0.15(+1.46%)
Feb 24, 2005	9.740	10.40	9.510	10.30	1,151,200	+0.56(+5.75%)
Feb 23, 2005	9.550	9.810	9.510	9.740	698,900	+0.23(+2.42%)
Feb 22, 2005	10.15	10.15	9.500	9.510	1,122,600	-0.74(-7.22%)
Feb 18, 2005	10.25	10.46	10.03	10.25	678,800	+0.04(+0.39%)
Feb 17, 2005	10.75	10.76	10.06	10.21	1,316,500	-0.65(-5.99%)
Feb 16, 2005	10.54	10.96	10.53	10.86	958,300	+0.15(+1.40%)
Feb 15, 2005	10.41	10.80	10.41	10.71	1,274,000	+0.32(+3.08%)
Feb 14, 2005	10.30	10.74	9.940	10.39	625,100	-0.09(-0.86%)
Feb 11, 2005	10.08	10.74	9.800	10.48	1,701,000	+0.38(+3.76%)
Feb 10, 2005	9.700	10.44	9.000	10.10	2,629,600	+0.30(+3.06%)
Feb 09, 2005	10.50	10.64	9.500	9.800	3,413,000	-0.70(-6.67%)
Feb 08, 2005	9.650	10.92	9.630	10.50	5,736,600	-0.95(-8.30%)
Feb 07, 2005	11.38	11.66	11.33	11.45	232,300	-0.03(-0.26%)
Feb 04, 2005	11.40	11.73	11.35	11.48	616,100	+0.03(+0.26%)
Feb 03, 2005	11.75	11.75	11.15	11.45	677,900	-0.29(-2.47%)
Feb 02, 2005	11.80	11.98	11.66	11.74	494,500	-0.07(-0.59%)
Feb 01, 2005	11.36	11.94	11.36	11.81	1,003,100	+0.48(+4.24%)
Jan 31, 2005	11.23	11.62	11.23	11.33	815,800	+0.14(+1.25%)
Jan 28, 2005	11.23	11.23	10.99	11.19	714,500	-0.01(-0.09%)
Jan 27, 2005	11.41	11.49	11.03	11.20	1,039,400	-0.18(-1.58%)
Jan 26, 2005	11.78	11.78	11.00	11.38	1,506,400	-0.39(-3.31%)
Jan 25, 2005	12.02	12.35	11.56	11.77	1,621,900	-0.28(-2.32%)
Jan 24, 2005	12.60	12.74	11.35	12.05	1,928,100	-0.55(-4.37%)
Jan 21, 2005	12.83	13.00	12.57	12.60	551,300	-0.19(-1.49%)
Jan 20, 2005	12.76	13.13	12.69	12.79	564,400	-0.14(-1.08%)
Jan 19, 2005	13.25	13.75	12.85	12.93	558,500	-0.32(-2.42%)
Jan 18, 2005	12.96	13.25	12.65	13.25	867,200	+0.08(+0.61%)
Jan 14, 2005	13.20	13.28	13.05	13.17	411,100	+0.02(+0.15%)
Jan 13, 2005	12.99	13.39	12.95	13.15	890,000	+0.20(+1.54%)
Jan 12, 2005	13.04	13.13	12.78	12.95	853,800	-0.15(-1.15%)
Jan 11, 2005	13.19	13.40	12.83	13.10	1,032,600	-0.15(-1.13%)
Jan 10, 2005	13.00	13.42	13.00	13.25	878,600	+0.26(+2.00%)
Jan 07, 2005	13.07	13.23	12.74	12.99	901,000	-0.01(-0.08%)
Jan 06, 2005	12.80	13.07	12.60	13.00	1,324,300	+0.16(+1.25%)
Jan 05, 2005	13.30	13.35	12.42	12.84	1,991,700	-0.56(-4.18%)
Jan 04, 2005	13.79	14.02	13.21	13.40	1,231,600	-0.39(-2.83%)