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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2004	13.65	13.89	13.52	13.61	306,800	-0.04(-0.29%)
Dec 30, 2004	14.00	14.13	13.60	13.65	374,700	-0.25(-1.80%)
Dec 29, 2004	14.10	14.43	13.70	13.90	967,300	-0.10(-0.71%)
Dec 28, 2004	13.61	14.19	13.61	14.00	677,900	+0.42(+3.09%)
Dec 27, 2004	13.77	14.05	13.47	13.58	735,800	-0.18(-1.31%)
Dec 23, 2004	13.79	14.07	13.62	13.76	819,900	+0.07(+0.51%)
Dec 22, 2004	13.63	13.78	13.30	13.69	939,300	+0.16(+1.18%)
Dec 21, 2004	13.45	13.75	13.33	13.53	542,400	+0.08(+0.59%)
Dec 20, 2004	13.49	14.25	13.38	13.45	739,900	-0.06(-0.44%)
Dec 17, 2004	13.89	13.90	13.50	13.51	561,200	-0.39(-2.81%)
Dec 16, 2004	14.00	14.25	13.79	13.90	1,657,700	+0.04(+0.29%)
Dec 15, 2004	13.25	13.90	13.25	13.86	1,634,100	+0.65(+4.92%)
Dec 14, 2004	13.56	13.85	13.05	13.21	1,540,800	-0.25(-1.86%)
Dec 13, 2004	13.20	13.60	12.87	13.46	731,300	+0.24(+1.82%)
Dec 10, 2004	12.90	13.56	12.87	13.22	880,700	+0.25(+1.93%)
Dec 09, 2004	13.10	13.20	12.94	12.97	907,400	-0.13(-0.99%)
Dec 08, 2004	13.03	13.49	12.90	13.10	977,300	+0.26(+2.02%)
Dec 07, 2004	13.22	13.67	12.83	12.84	1,128,600	-0.68(-5.03%)
Dec 06, 2004	13.68	13.85	13.50	13.52	699,400	-0.23(-1.67%)
Dec 03, 2004	13.53	13.87	13.33	13.75	889,000	+0.21(+1.55%)
Dec 02, 2004	13.72	14.20	13.05	13.54	1,461,300	-0.28(-2.03%)
Dec 01, 2004	13.53	14.31	13.38	13.82	1,529,700	+0.22(+1.62%)
Nov 30, 2004	13.28	13.70	12.95	13.60	1,778,300	+0.40(+3.03%)
Nov 29, 2004	12.80	13.30	12.25	13.20	2,535,000	+0.00(+0.00%)
Nov 26, 2004	13.73	13.86	13.07	13.20	837,200	-0.63(-4.56%)
Nov 24, 2004	13.29	14.13	13.29	13.83	1,240,400	+0.55(+4.14%)
Nov 23, 2004	13.19	13.67	12.92	13.28	1,368,800	+0.09(+0.68%)
Nov 22, 2004	12.10	13.19	12.00	13.19	1,652,800	+0.39(+3.05%)
Nov 19, 2004	12.70	13.80	12.65	12.80	1,821,500	+0.00(+0.00%)
Nov 18, 2004	12.87	13.09	12.60	12.80	1,809,000	-0.15(-1.16%)
Nov 17, 2004	13.26	13.57	12.57	12.95	3,294,600	-0.28(-2.12%)
Nov 16, 2004	14.00	14.00	13.21	13.23	1,718,900	-0.77(-5.50%)
Nov 15, 2004	13.52	14.90	12.56	14.00	6,070,800	-0.41(-2.85%)
Nov 12, 2004	14.94	14.99	13.69	14.41	2,926,500	-0.54(-3.61%)
Nov 11, 2004	14.58	15.49	14.52	14.95	2,830,500	+0.47(+3.25%)
Nov 10, 2004	12.47	14.74	12.30	14.48	5,019,300	+2.07(+16.68%)
Nov 09, 2004	12.68	12.78	12.07	12.41	1,928,900	-0.27(-2.13%)
Nov 08, 2004	13.40	13.50	12.50	12.68	1,798,600	-0.68(-5.09%)
Nov 05, 2004	12.85	13.78	12.71	13.36	2,845,100	+0.76(+6.03%)
Nov 04, 2004	12.12	12.75	12.12	12.60	1,589,400	+0.50(+4.13%)
Nov 03, 2004	11.81	12.84	11.80	12.10	5,275,700	+1.51(+14.26%)
Nov 02, 2004	10.52	11.03	10.50	10.59	897,000	+0.00(+0.00%)
Nov 01, 2004	10.35	11.51	10.32	10.59	1,468,400	-0.13(-1.21%)
Oct 29, 2004	10.58	10.84	10.10	10.72	2,524,200	+0.07(+0.66%)
Oct 28, 2004	10.75	10.93	10.38	10.65	1,008,500	-0.16(-1.48%)
Oct 27, 2004	11.48	11.49	10.01	10.81	4,230,900	-0.69(-6.00%)
Oct 26, 2004	11.65	11.92	11.49	11.50	1,039,400	-0.12(-1.03%)
Oct 25, 2004	11.77	11.94	11.53	11.62	699,500	-0.25(-2.11%)
Oct 22, 2004	12.01	12.45	11.84	11.87	1,836,900	-0.14(-1.17%)
Oct 21, 2004	11.78	12.14	11.69	12.01	2,759,100	+0.23(+1.95%)
Oct 20, 2004	11.75	11.98	11.52	11.78	2,094,700	+0.03(+0.26%)
Oct 19, 2004	11.71	12.35	11.71	11.75	1,852,900	+0.06(+0.51%)
Oct 18, 2004	11.48	11.77	10.92	11.69	2,114,700	+0.11(+0.95%)
Oct 15, 2004	10.50	11.58	10.15	11.58	5,472,800	+1.82(+18.65%)
Oct 14, 2004	9.800	10.35	9.640	9.760	1,669,500	+0.08(+0.83%)
Oct 13, 2004	10.19	10.30	9.680	9.680	1,262,000	-0.51(-5.00%)
Oct 12, 2004	9.390	10.70	9.350	10.19	2,974,900	+0.70(+7.38%)
Oct 11, 2004	9.200	9.650	9.200	9.490	378,300	+0.15(+1.61%)
Oct 08, 2004	9.550	9.780	9.310	9.340	457,200	-0.21(-2.20%)
Oct 07, 2004	10.09	10.14	9.510	9.550	556,600	-0.44(-4.40%)
Oct 06, 2004	9.970	10.07	9.870	9.990	572,700	+0.11(+1.11%)
Oct 05, 2004	9.850	10.00	9.800	9.880	397,800	+0.03(+0.30%)
Oct 04, 2004	9.950	10.10	9.660	9.850	1,109,500	+0.01(+0.10%)