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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2013	77.84	78.88	77.81	78.27	1,047,514	+0.14(+0.18%)
May 30, 2013	76.80	78.56	76.79	78.13	775,625	+1.20(+1.57%)
May 29, 2013	76.76	77.21	75.68	76.92	466,123	+0.08(+0.11%)
May 28, 2013	75.68	77.43	75.22	76.84	917,660	+2.72(+3.67%)
May 24, 2013	74.33	74.33	72.99	74.12	338,723	-0.56(-0.74%)
May 23, 2013	74.35	75.19	73.14	74.67	537,381	-0.44(-0.59%)
May 22, 2013	74.61	76.48	74.56	75.12	1,305,004	+0.79(+1.06%)
May 21, 2013	74.65	74.76	74.03	74.33	294,111	-0.34(-0.46%)
May 20, 2013	74.43	74.68	74.00	74.67	541,802	-0.04(-0.05%)
May 17, 2013	73.20	74.71	73.17	74.71	473,072	+1.68(+2.30%)
May 16, 2013	73.53	73.59	72.97	73.03	339,126	-0.68(-0.92%)
May 15, 2013	73.42	73.88	72.83	73.71	570,557	+1.35(+1.87%)
May 13, 2013	72.92	73.07	72.12	72.36	217,982	-0.82(-1.13%)
May 10, 2013	73.08	73.26	72.65	73.18	341,165	+0.14(+0.19%)
May 09, 2013	73.63	73.90	72.78	73.04	390,128	-0.75(-1.02%)
May 08, 2013	73.63	73.84	72.88	73.79	390,251	-0.12(-0.16%)
May 07, 2013	73.14	74.12	72.74	73.91	421,516	+0.77(+1.05%)
May 06, 2013	72.74	73.25	71.79	73.14	612,872	-0.26(-0.35%)
May 03, 2013	72.54	73.67	71.75	73.40	579,722	+1.65(+2.30%)
May 02, 2013	70.54	71.94	70.04	71.75	352,070	+1.47(+2.10%)