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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 28, 2012	54.96	55.03	54.05	54.71	567,851	-0.50(-0.91%)
Sep 27, 2012	54.61	55.44	54.50	55.21	475,197	+1.01(+1.86%)
Sep 26, 2012	55.33	55.48	54.05	54.20	886,512	-1.08(-1.96%)
Sep 25, 2012	56.21	56.32	55.21	55.29	534,970	-0.65(-1.16%)
Sep 24, 2012	56.16	56.47	55.49	55.94	763,306	-1.06(-1.85%)
Sep 21, 2012	56.60	57.03	56.60	56.99	1,018,999	+0.70(+1.25%)
Sep 20, 2012	55.81	56.39	55.54	56.29	567,154	+0.02(+0.03%)
Sep 19, 2012	55.65	56.59	55.30	56.27	1,069,521	+0.76(+1.37%)
Sep 18, 2012	55.76	56.08	55.34	55.51	440,404	-0.52(-0.93%)
Sep 17, 2012	56.10	56.46	55.69	56.03	689,566	-0.32(-0.58%)
Sep 14, 2012	55.34	56.67	55.14	56.35	837,389	+1.03(+1.86%)
Sep 13, 2012	53.45	55.58	53.15	55.33	1,891,806	+1.87(+3.50%)
Sep 12, 2012	54.04	54.04	52.68	53.45	1,640,154	-0.12(-0.22%)
Sep 11, 2012	53.47	53.93	53.35	53.58	1,190,009	-0.14(-0.26%)
Sep 10, 2012	53.39	54.88	53.20	53.71	1,429,698	+0.36(+0.68%)
Sep 07, 2012	53.97	53.97	52.50	53.35	1,251,780	-0.34(-0.64%)
Sep 06, 2012	52.09	54.47	50.80	53.70	2,126,065	-0.33(-0.62%)
Sep 05, 2012	53.75	54.68	53.30	54.03	621,988	-0.11(-0.21%)