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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2008	22.69	24.08	22.54	23.87	1,407,165	+0.90(+3.91%)
Jul 30, 2008	23.38	23.38	22.38	22.97	1,966,173	+1.19(+5.44%)
Jul 29, 2008	21.78	21.86	21.21	21.78	495,182	+0.55(+2.57%)
Jul 28, 2008	21.73	21.92	21.23	21.24	353,767	-0.53(-2.43%)
Jul 25, 2008	21.83	21.91	21.46	21.76	350,808	+0.22(+1.03%)
Jul 24, 2008	22.19	22.47	21.46	21.54	528,680	-0.61(-2.76%)
Jul 23, 2008	21.79	22.34	21.74	22.15	538,190	+0.41(+1.87%)
Jul 22, 2008	21.18	21.76	21.05	21.74	519,072	+0.56(+2.67%)
Jul 21, 2008	21.67	21.75	20.82	21.18	713,732	-0.37(-1.72%)
Jul 18, 2008	21.49	21.86	21.28	21.55	470,974	-0.03(-0.13%)
Jul 17, 2008	21.04	21.62	21.02	21.58	496,824	+0.67(+3.19%)
Jul 16, 2008	20.66	20.93	20.25	20.91	860,400	+0.30(+1.44%)
Jul 15, 2008	20.05	21.13	19.84	20.62	606,766	+0.26(+1.27%)
Jul 14, 2008	21.00	21.40	20.36	20.36	882,375	-0.52(-2.48%)
Jul 11, 2008	20.62	20.92	19.93	20.87	819,952	-0.14(-0.66%)
Jul 10, 2008	21.51	22.25	20.68	21.01	867,263	-0.13(-0.61%)
Jul 09, 2008	22.05	22.45	21.09	21.14	618,366	-0.94(-4.24%)
Jul 08, 2008	20.29	22.16	20.16	22.08	919,764	+1.82(+8.96%)
Jul 07, 2008	20.85	21.31	20.13	20.26	608,917	-0.48(-2.32%)
Jul 04, 2008	20.78	20.95	20.13	20.74	421,182	+0.00(+0.00%)
Jul 03, 2008	20.78	20.95	20.13	20.74	421,182	+0.16(+0.76%)
Jul 02, 2008	21.79	21.92	20.47	20.59	881,303	-1.20(-5.52%)
Jul 01, 2008	21.44	21.95	21.02	21.79	638,310	+0.04(+0.17%)
Jun 30, 2008	22.44	22.74	21.75	21.75	788,613	-0.75(-3.33%)
Jun 27, 2008	22.33	22.83	22.15	22.50	1,352,382	+0.00(+0.00%)
Jun 26, 2008	23.39	23.50	22.31	22.50	799,764	-1.17(-4.93%)
Jun 25, 2008	23.52	23.85	23.30	23.67	617,785	+0.19(+0.83%)
Jun 24, 2008	24.44	24.51	23.38	23.48	788,227	-1.15(-4.66%)
Jun 23, 2008	25.25	25.26	24.19	24.63	870,827	-0.45(-1.81%)
Jun 20, 2008	25.42	25.67	24.55	25.08	1,100,456	-0.51(-1.99%)
Jun 19, 2008	25.52	25.82	25.13	25.59	591,299	-0.07(-0.29%)
Jun 18, 2008	25.56	25.78	25.06	25.66	572,026	-0.07(-0.29%)
Jun 17, 2008	25.67	26.02	25.13	25.74	487,179	+0.00(+0.00%)
Jun 16, 2008	25.59	25.99	25.35	25.74	308,198	+0.04(+0.14%)
Jun 13, 2008	25.45	25.82	25.10	25.70	477,185	+0.54(+2.13%)
Jun 12, 2008	24.74	25.41	24.61	25.16	667,491	+0.62(+2.53%)
Jun 11, 2008	24.66	24.95	24.45	24.54	626,111	-0.23(-0.93%)
Jun 10, 2008	24.52	24.86	24.33	24.77	763,049	+0.03(+0.11%)
Jun 09, 2008	24.74	25.18	24.42	24.75	549,812	-0.02(-0.07%)
Jun 06, 2008	25.31	25.56	24.70	24.76	658,732	-0.76(-2.98%)
Jun 05, 2008	24.77	25.62	24.77	25.52	611,231	+0.80(+3.22%)
Jun 04, 2008	24.67	25.42	24.58	24.73	728,787	+0.03(+0.11%)
Jun 03, 2008	25.28	25.54	24.39	24.70	621,623	-0.47(-1.88%)
Jun 02, 2008	25.01	25.27	24.76	25.17	921,069	+0.09(+0.37%)
May 30, 2008	24.85	25.30	24.85	25.08	720,606	+0.31(+1.23%)
May 29, 2008	24.10	25.07	24.10	24.77	1,044,471	+0.58(+2.41%)
May 28, 2008	23.81	24.28	23.58	24.19	244,387	+0.49(+2.07%)
May 27, 2008	23.56	24.08	23.39	23.70	295,613	+0.14(+0.59%)
May 26, 2008	23.50	23.64	22.67	23.56	0	+0.00(+0.00%)
May 23, 2008	23.50	23.64	22.67	23.56	384,846	-0.14(-0.59%)
May 22, 2008	23.25	24.04	23.18	23.70	348,308	+0.49(+2.11%)
May 21, 2008	23.97	24.06	22.89	23.21	657,047	-0.66(-2.75%)
May 20, 2008	23.88	24.09	23.50	23.87	333,096	-0.16(-0.66%)
May 19, 2008	24.31	24.82	23.92	24.02	528,184	-0.42(-1.70%)
May 16, 2008	25.00	25.13	24.39	24.44	587,986	-0.42(-1.68%)
May 15, 2008	24.71	25.14	24.61	24.86	853,217	+0.20(+0.83%)
May 14, 2008	24.71	25.29	24.36	24.65	853,349	+0.32(+1.33%)
May 13, 2008	23.61	24.39	23.61	24.33	892,395	+0.56(+2.34%)
May 12, 2008	23.38	23.77	23.20	23.77	584,999	+0.45(+1.95%)
May 09, 2008	22.97	23.47	22.94	23.32	149,556	+0.01(+0.04%)
May 08, 2008	23.43	23.43	22.89	23.31	442,092	-0.04(-0.16%)
May 07, 2008	24.26	24.37	23.32	23.35	500,804	-0.85(-3.52%)
May 06, 2008	24.08	24.46	24.04	24.20	531,961	-0.03(-0.11%)
May 05, 2008	24.08	24.38	23.95	24.23	405,398	-0.02(-0.08%)
May 02, 2008	24.26	24.60	23.88	24.25	633,047	+0.26(+1.08%)