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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	35.20	35.37	34.73	35.23	404,702	+0.33(+0.96%)
Feb 25, 2011	34.17	34.97	34.13	34.90	570,799	+0.89(+2.61%)
Feb 24, 2011	34.61	34.72	33.54	34.01	906,202	-0.54(-1.55%)
Feb 23, 2011	34.78	34.80	33.21	34.54	911,242	-0.22(-0.64%)
Feb 22, 2011	35.87	36.30	34.69	34.77	530,084	-1.72(-4.72%)
Feb 18, 2011	36.49	36.87	36.21	36.49	900,419	+0.03(+0.08%)
Feb 17, 2011	35.66	36.53	35.55	36.46	1,031,675	+0.74(+2.07%)
Feb 16, 2011	35.74	35.76	35.47	35.72	887,109	+0.08(+0.23%)
Feb 15, 2011	35.53	35.90	35.45	35.64	703,025	+0.02(+0.05%)
Feb 14, 2011	35.52	35.89	35.46	35.62	513,019	+0.22(+0.63%)
Feb 11, 2011	34.03	36.03	33.99	35.40	976,635	+1.32(+3.89%)
Feb 10, 2011	33.01	34.41	32.79	34.07	1,013,618	+0.68(+2.02%)
Feb 09, 2011	33.49	33.58	32.90	33.40	586,321	-0.21(-0.63%)
Feb 08, 2011	33.41	33.61	32.95	33.61	257,535	+0.16(+0.47%)
Feb 07, 2011	33.42	34.04	33.28	33.45	278,076	+0.02(+0.06%)
Feb 04, 2011	33.69	33.69	33.15	33.43	220,411	-0.20(-0.61%)
Feb 03, 2011	33.59	33.65	32.93	33.64	218,583	-0.07(-0.22%)
Feb 02, 2011	34.10	34.15	33.62	33.71	217,731	-0.38(-1.11%)