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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2008	4.992	5.714	4.788	5.529	1,255,812	+0.53(+10.56%)
Dec 30, 2008	4.649	5.001	4.631	5.001	629,433	+0.42(+9.09%)
Dec 29, 2008	4.695	4.779	4.408	4.584	762,730	-0.06(-1.20%)
Dec 26, 2008	4.631	4.658	4.445	4.640	277,239	+0.04(+0.80%)
Dec 24, 2008	4.834	4.834	4.566	4.603	268,095	-0.09(-1.97%)
Dec 23, 2008	4.871	5.094	4.631	4.695	504,934	-0.23(-4.70%)
Dec 22, 2008	5.334	5.362	4.649	4.927	828,527	-0.39(-7.32%)
Dec 19, 2008	5.353	5.675	5.149	5.316	1,011,718	+0.10(+1.95%)
Dec 18, 2008	5.881	5.899	5.195	5.214	859,492	-0.63(-10.78%)
Dec 17, 2008	5.825	6.168	5.659	5.844	676,154	-0.15(-2.47%)
Dec 16, 2008	5.723	6.010	5.492	5.992	983,072	+0.36(+6.41%)
Dec 15, 2008	5.779	6.020	5.464	5.631	980,810	-0.26(-4.40%)
Dec 12, 2008	4.899	5.890	4.871	5.890	4,073,945	+0.79(+15.43%)
Dec 11, 2008	5.899	5.899	5.057	5.103	1,127,838	-0.80(-13.50%)
Dec 10, 2008	6.085	6.316	5.436	5.899	1,170,197	-0.12(-2.00%)
Dec 09, 2008	6.446	6.742	5.927	6.020	1,275,165	-0.51(-7.80%)
Dec 08, 2008	6.047	6.548	5.881	6.529	2,393,886	+0.82(+14.45%)
Dec 05, 2008	4.631	5.723	4.464	5.705	2,098,696	+0.98(+20.78%)
Dec 04, 2008	3.880	4.871	3.714	4.723	2,690,002	+0.77(+19.44%)
Dec 03, 2008	3.741	4.288	3.112	3.954	4,692,262	+0.71(+22.00%)
Dec 02, 2008	3.473	3.732	3.214	3.241	2,091,045	-0.10(-3.05%)