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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2010	32.38	32.65	32.29	32.53	243,670	+0.12(+0.37%)
Dec 30, 2010	32.58	32.93	32.41	32.41	140,487	-0.23(-0.71%)
Dec 29, 2010	33.02	33.03	32.45	32.65	228,594	-0.33(-1.01%)
Dec 28, 2010	33.19	33.21	32.78	32.98	121,902	-0.09(-0.28%)
Dec 27, 2010	32.88	33.15	32.76	33.07	96,695	+0.07(+0.22%)
Dec 23, 2010	33.37	33.51	32.87	33.00	147,785	-0.37(-1.11%)
Dec 22, 2010	33.53	33.58	33.15	33.37	114,199	-0.18(-0.52%)
Dec 21, 2010	33.12	33.59	32.97	33.54	302,146	+0.51(+1.54%)
Dec 20, 2010	33.19	33.43	32.73	33.03	221,932	-0.05(-0.14%)
Dec 17, 2010	33.13	33.20	32.63	33.08	449,673	-0.04(-0.11%)
Dec 16, 2010	32.96	33.26	32.51	33.12	372,660	+0.19(+0.56%)
Dec 15, 2010	32.85	33.37	32.77	32.93	591,107	+0.12(+0.37%)
Dec 14, 2010	32.88	32.88	32.62	32.81	274,877	+0.05(+0.14%)
Dec 13, 2010	33.13	33.33	32.71	32.77	395,255	-0.24(-0.73%)
Dec 10, 2010	32.47	33.07	32.29	33.01	394,865	+0.67(+2.06%)
Dec 09, 2010	32.48	32.48	31.97	32.34	305,912	+0.13(+0.40%)
Dec 08, 2010	32.40	32.50	31.94	32.21	383,080	-0.09(-0.29%)
Dec 07, 2010	32.55	32.55	32.01	32.30	477,519	+0.16(+0.49%)
Dec 06, 2010	31.77	32.29	31.72	32.15	332,831	+0.00(+0.00%)
Dec 03, 2010	31.94	32.21	31.76	32.15	266,328	+0.01(+0.03%)
Dec 02, 2010	31.71	32.23	31.49	32.14	352,414	+0.49(+1.55%)