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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	52.38	52.89	51.86	51.90	728,537	-0.65(-1.23%)
Jul 30, 2012	52.99	53.08	51.61	52.55	560,764	-0.39(-0.73%)
Jul 27, 2012	53.08	53.30	52.59	52.94	786,890	+0.18(+0.33%)
Jul 26, 2012	52.83	53.61	52.28	52.76	1,018,228	+0.63(+1.21%)
Jul 25, 2012	46.97	52.86	46.97	52.13	2,782,807	+5.36(+11.47%)
Jul 24, 2012	47.46	47.56	46.38	46.77	667,926	-0.75(-1.58%)
Jul 23, 2012	47.60	47.68	46.63	47.52	824,882	-1.44(-2.95%)
Jul 20, 2012	49.09	49.48	48.91	48.96	466,600	-0.86(-1.73%)
Jul 19, 2012	48.94	50.41	48.79	49.82	978,168	+1.12(+2.30%)
Jul 18, 2012	47.26	49.72	46.58	48.70	1,866,722	+1.02(+2.14%)
Jul 17, 2012	47.15	47.85	47.07	47.69	825,062	+0.95(+2.04%)
Jul 16, 2012	47.04	47.47	46.66	46.73	672,832	-0.39(-0.83%)
Jul 13, 2012	46.27	47.67	46.14	47.12	679,211	+1.08(+2.35%)
Jul 12, 2012	45.77	46.33	44.58	46.04	453,747	-0.18(-0.38%)
Jul 11, 2012	46.53	46.53	45.93	46.21	506,757	-0.19(-0.40%)
Jul 10, 2012	47.29	47.78	45.94	46.40	706,695	-0.95(-2.01%)
Jul 09, 2012	47.19	47.54	46.46	47.35	636,161	+0.18(+0.37%)
Jul 06, 2012	46.94	47.55	46.55	47.18	563,544	-0.49(-1.03%)
Jul 05, 2012	46.79	47.93	46.69	47.67	515,024	+0.60(+1.28%)
Jul 03, 2012	46.26	47.36	46.26	47.06	369,328	+0.85(+1.84%)