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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2010	31.05	31.31	30.86	31.00	710,110	-0.52(-1.65%)
Nov 29, 2010	31.02	31.60	30.64	31.52	398,615	+0.19(+0.62%)
Nov 26, 2010	31.40	31.64	31.18	31.32	82,042	-0.40(-1.26%)
Nov 24, 2010	30.92	31.72	31.72	31.72	426,984	+1.15(+3.76%)
Nov 23, 2010	30.58	30.82	30.29	30.57	360,630	-0.46(-1.49%)
Nov 22, 2010	31.04	31.24	30.56	31.03	412,618	-0.10(-0.33%)
Nov 19, 2010	30.52	31.16	30.34	31.14	341,844	+0.48(+1.57%)
Nov 18, 2010	30.03	30.88	30.03	30.65	340,530	+1.04(+3.50%)
Nov 17, 2010	29.53	29.77	29.36	29.62	373,794	+0.20(+0.69%)
Nov 16, 2010	30.15	30.15	28.94	29.41	643,573	-1.11(-3.64%)
Nov 15, 2010	31.03	31.19	30.51	30.52	234,059	-0.31(-1.02%)
Nov 12, 2010	31.04	31.19	30.61	30.84	509,388	-0.63(-2.00%)
Nov 11, 2010	31.02	31.54	30.82	31.47	283,008	+0.04(+0.12%)
Nov 10, 2010	31.26	31.57	30.95	31.43	515,463	+0.17(+0.53%)
Nov 09, 2010	31.18	31.34	31.02	31.27	642,608	+0.07(+0.24%)
Nov 08, 2010	30.88	31.37	30.76	31.19	279,986	+0.05(+0.15%)
Nov 05, 2010	31.33	31.56	31.01	31.14	470,765	-0.19(-0.59%)
Nov 04, 2010	30.89	31.39	30.74	31.33	724,056	+1.12(+3.71%)
Nov 03, 2010	30.31	30.56	29.72	30.21	520,542	+0.00(+0.00%)
Nov 02, 2010	30.06	30.47	29.72	30.21	645,067	+0.59(+2.00%)
Nov 01, 2010	29.95	30.10	29.36	29.62	485,584	-0.07(-0.25%)
Oct 29, 2010	29.42	29.89	29.39	29.69	532,104	+0.16(+0.53%)
Oct 28, 2010	29.88	30.10	29.32	29.53	568,795	-0.25(-0.84%)
Oct 27, 2010	29.37	29.81	29.03	29.78	749,996	+0.05(+0.16%)
Oct 25, 2010	29.48	30.24	29.45	29.74	783,136	+0.52(+1.77%)
Oct 22, 2010	29.92	30.06	28.85	29.22	994,177	-0.17(-0.57%)
Oct 21, 2010	27.63	29.41	27.40	29.39	2,463,689	+2.02(+7.38%)
Oct 20, 2010	26.93	27.69	26.72	27.37	1,422,731	+0.59(+2.21%)
Oct 19, 2010	26.87	27.23	26.48	26.77	471,780	-0.55(-2.00%)
Oct 18, 2010	27.35	27.62	27.14	27.32	335,378	-0.01(-0.03%)
Oct 15, 2010	27.64	27.76	27.09	27.33	476,823	-0.03(-0.10%)
Oct 14, 2010	27.60	27.60	27.08	27.36	325,179	-0.23(-0.84%)
Oct 13, 2010	27.27	27.78	27.14	27.59	652,778	+0.47(+1.74%)
Oct 12, 2010	26.94	27.27	26.48	27.12	259,817	-0.01(-0.03%)
Oct 11, 2010	27.12	27.49	26.95	27.13	228,554	+0.03(+0.10%)
Oct 08, 2010	27.10	27.27	26.81	27.10	441,034	+0.35(+1.32%)
Oct 07, 2010	26.93	27.03	26.44	26.75	1,553	+0.00(+0.00%)
Oct 06, 2010	26.72	27.12	26.61	26.75	321,104	-0.02(-0.07%)
Oct 05, 2010	26.21	26.99	26.03	26.76	641,521	+0.95(+3.70%)
Oct 04, 2010	26.13	26.29	25.46	25.81	850,624	-0.35(-1.35%)
Oct 01, 2010	26.16	26.37	25.82	26.16	375,228	+0.28(+1.10%)
Sep 30, 2010	25.88	26.39	25.32	25.88	12,210	-0.26(-0.98%)
Sep 29, 2010	25.84	26.25	25.71	26.13	623,964	+0.12(+0.46%)
Sep 28, 2010	26.00	26.10	25.17	26.01	733	+0.03(+0.11%)
Sep 27, 2010	26.03	26.37	25.89	25.99	298,271	-0.05(-0.18%)
Sep 24, 2010	25.48	26.03	25.43	26.03	547,980	+0.87(+3.46%)
Sep 23, 2010	25.50	25.61	25.00	25.16	3,037	-0.73(-2.83%)
Sep 22, 2010	25.74	26.06	25.62	25.89	611,481	-0.05(-0.18%)
Sep 21, 2010	26.21	26.29	25.47	25.94	1,051,267	-0.25(-0.95%)
Sep 20, 2010	25.47	26.26	25.39	26.19	690,992	+0.77(+3.02%)
Sep 17, 2010	25.42	25.83	25.08	25.42	738,920	+0.43(+1.70%)
Sep 15, 2010	24.75	25.32	24.56	25.00	343,867	+0.03(+0.11%)
Sep 14, 2010	25.29	25.34	24.96	24.97	397,440	-0.36(-1.43%)
Sep 13, 2010	25.01	25.45	24.85	25.33	578,764	+0.64(+2.59%)
Sep 10, 2010	24.84	25.05	24.38	24.69	325,648	-0.09(-0.37%)
Sep 09, 2010	25.18	25.24	24.48	24.78	332,016	+0.05(+0.19%)
Sep 08, 2010	24.74	25.13	24.58	24.74	390,758	+0.05(+0.19%)
Sep 07, 2010	25.40	25.40	24.59	24.69	2,471	-0.94(-3.65%)
Sep 03, 2010	25.40	25.91	25.22	25.63	815,442	+0.73(+2.94%)
Sep 02, 2010	24.50	24.93	24.30	24.89	1,229	+0.56(+2.32%)