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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2009	15.50	15.81	15.37	15.40	426,797	-0.10(-0.66%)
Jul 30, 2009	15.55	15.88	15.45	15.50	539,295	+0.26(+1.70%)
Jul 29, 2009	15.62	15.65	15.20	15.24	538,630	-0.57(-3.63%)
Jul 28, 2009	15.96	16.61	15.29	15.82	1,125,544	-0.10(-0.64%)
Jul 27, 2009	15.63	16.13	15.56	15.92	925,639	+0.37(+2.38%)
Jul 24, 2009	14.63	15.59	13.89	15.55	1,806	+1.10(+7.63%)
Jul 23, 2009	13.53	14.51	13.40	14.45	884,934	+0.86(+6.34%)
Jul 22, 2009	13.35	13.75	13.24	13.59	342,832	+0.07(+0.55%)
Jul 21, 2009	13.30	13.59	13.15	13.51	467,000	+0.31(+2.39%)
Jul 20, 2009	12.99	13.35	12.84	13.20	591,880	+0.36(+2.81%)
Jul 17, 2009	12.45	12.97	12.32	12.84	530,487	+0.35(+2.82%)
Jul 16, 2009	12.02	12.54	11.91	12.48	466,068	+0.41(+3.37%)
Jul 15, 2009	11.26	12.11	11.25	12.08	888,456	+0.94(+8.49%)
Jul 14, 2009	11.10	11.49	10.98	11.13	699,222	+0.46(+4.34%)
Jul 13, 2009	10.39	10.74	10.32	10.67	597,454	+0.07(+0.70%)
Jul 10, 2009	10.27	10.65	10.19	10.59	363,186	+0.19(+1.78%)
Jul 09, 2009	10.32	10.65	10.27	10.41	336,453	+0.19(+1.81%)
Jul 08, 2009	10.40	10.47	9.854	10.22	406,557	-0.08(-0.81%)
Jul 07, 2009	10.65	10.72	10.29	10.31	600,562	-0.36(-3.39%)
Jul 06, 2009	10.92	10.95	10.35	10.67	484,110	-0.30(-2.70%)
Jul 02, 2009	11.41	11.42	10.97	10.97	411,579	-0.75(-6.40%)
Jul 01, 2009	11.61	11.99	11.61	11.72	376,422	+0.26(+2.26%)
Jun 30, 2009	12.09	12.09	11.45	11.46	611,832	-0.57(-4.77%)
Jun 29, 2009	12.18	12.71	11.99	12.03	510,448	-0.35(-2.84%)
Jun 26, 2009	11.61	12.46	11.53	12.38	1,560,623	+0.69(+5.94%)
Jun 25, 2009	11.36	11.70	11.13	11.69	365,982	+0.36(+3.19%)
Jun 24, 2009	11.44	11.73	11.22	11.33	230,678	+0.07(+0.66%)
Jun 23, 2009	11.24	11.53	11.22	11.25	394,316	+0.12(+1.08%)
Jun 22, 2009	11.50	11.62	10.93	11.13	546,966	-0.56(-4.83%)
Jun 19, 2009	12.07	12.30	11.54	11.70	497,860	-0.25(-2.09%)
Jun 18, 2009	11.80	12.19	11.55	11.95	292,843	+0.09(+0.78%)
Jun 17, 2009	12.10	12.21	11.67	11.85	396,476	-0.23(-1.92%)
Jun 16, 2009	12.40	12.81	11.73	12.09	736,120	+0.13(+1.08%)
Jun 15, 2009	12.23	12.39	11.67	11.96	472,006	-0.53(-4.23%)
Jun 12, 2009	12.58	12.69	12.30	12.48	248,604	-0.24(-1.89%)
Jun 11, 2009	12.76	13.05	12.65	12.72	310,476	-0.11(-0.87%)
Jun 10, 2009	13.28	13.36	12.41	12.84	468,488	-0.21(-1.63%)
Jun 09, 2009	13.15	13.42	13.01	13.05	331,822	+0.03(+0.21%)
Jun 08, 2009	12.85	13.29	12.66	13.02	476,647	-0.05(-0.35%)
Jun 05, 2009	13.43	13.53	12.84	13.07	435,997	-0.19(-1.40%)
Jun 04, 2009	13.19	13.39	12.96	13.25	318,502	+0.15(+1.13%)
Jun 03, 2009	12.97	13.16	12.49	13.10	659,042	-0.08(-0.63%)
Jun 02, 2009	12.99	13.37	12.79	13.19	516,054	+0.06(+0.42%)
Jun 01, 2009	12.45	13.27	12.29	13.13	854,634	+1.11(+9.25%)
May 29, 2009	12.49	12.52	11.82	12.02	741,713	-0.41(-3.28%)
May 28, 2009	12.66	12.89	11.89	12.43	421,129	+0.03(+0.22%)
May 27, 2009	12.88	13.16	12.36	12.40	443,833	-0.36(-2.83%)
May 26, 2009	11.81	12.87	11.63	12.76	1,111,907	+1.05(+8.93%)
May 22, 2009	11.84	12.15	11.59	11.72	618,723	-0.04(-0.32%)
May 21, 2009	11.66	11.85	11.36	11.75	733,508	-0.19(-1.55%)
May 20, 2009	11.96	12.55	11.81	11.94	1,227,980	-0.06(-0.46%)
May 19, 2009	12.29	12.29	11.81	11.99	799,628	-0.21(-1.75%)
May 18, 2009	11.49	12.24	11.48	12.21	1,238,233	+0.94(+8.30%)
May 15, 2009	11.26	11.72	11.10	11.27	763,540	-0.11(-0.98%)
May 14, 2009	10.81	11.54	10.38	11.38	1,008,198	+0.63(+5.86%)
May 13, 2009	10.85	11.22	10.62	10.75	1,041,631	-0.45(-4.05%)
May 12, 2009	11.68	11.85	10.45	11.21	1,041,491	-0.37(-3.20%)
May 11, 2009	11.69	11.91	10.90	11.58	1,667,940	-0.52(-4.29%)
May 08, 2009	9.085	12.09	8.752	12.09	4,141,280	+3.28(+37.26%)
May 07, 2009	9.317	9.326	8.798	8.812	1,408,293	-0.30(-3.30%)
May 06, 2009	9.326	9.585	8.854	9.113	612,321	+0.00(+0.00%)
May 05, 2009	9.159	9.446	8.863	9.113	759,743	-0.17(-1.80%)
May 04, 2009	8.631	9.298	8.613	9.280	777,480	+0.66(+7.63%)