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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2006	13.13	13.38	13.06	13.15	738,685	+0.04(+0.28%)
May 30, 2006	13.69	13.69	12.99	13.11	897,846	-0.57(-4.19%)
May 26, 2006	13.26	13.78	13.07	13.69	1,498,210	+0.69(+5.27%)
May 25, 2006	12.71	13.10	12.71	13.00	521,323	+0.39(+3.08%)
May 24, 2006	13.29	13.29	12.36	12.61	1,668,926	-0.77(-5.74%)
May 23, 2006	13.38	13.71	13.23	13.38	935,423	+0.30(+2.26%)
May 22, 2006	13.85	13.85	12.88	13.09	1,613,532	-0.81(-5.86%)
May 19, 2006	13.84	14.03	13.61	13.90	1,067,590	+0.06(+0.47%)
May 18, 2006	14.08	14.30	13.79	13.84	797,426	-0.28(-1.97%)
May 17, 2006	14.71	14.71	13.86	14.11	1,784,139	-0.62(-4.21%)
May 16, 2006	15.05	15.13	14.42	14.73	1,446,057	-0.29(-1.91%)
May 15, 2006	15.62	15.76	14.58	15.02	1,801,740	-0.87(-5.48%)
May 12, 2006	16.25	16.29	15.69	15.89	1,891,255	-0.31(-1.89%)
May 11, 2006	15.96	16.86	15.96	16.20	2,053,223	+0.21(+1.33%)
May 10, 2006	15.56	16.41	15.51	15.98	1,977,206	+0.21(+1.35%)
May 09, 2006	15.60	15.88	15.45	15.77	747,323	+0.17(+1.07%)
May 08, 2006	15.51	16.16	15.46	15.60	915,879	+0.12(+0.78%)
May 05, 2006	15.57	15.72	15.34	15.48	409,888	-0.06(-0.36%)
May 04, 2006	15.34	15.87	15.34	15.54	1,030,337	+0.17(+1.08%)
May 03, 2006	15.43	15.72	15.10	15.37	865,884	-0.02(-0.12%)
May 02, 2006	14.83	15.50	14.54	15.39	1,127,626	+0.51(+3.42%)