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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2009	7.761	8.400	7.548	8.178	978,963	+0.60(+7.95%)
Apr 29, 2009	7.112	7.640	7.094	7.576	530,189	+0.61(+8.78%)
Apr 28, 2009	6.761	7.288	6.594	6.964	615,610	+0.06(+0.80%)
Apr 27, 2009	6.714	7.029	6.668	6.909	776,849	-0.02(-0.27%)
Apr 24, 2009	7.205	7.205	6.687	6.927	809,748	-0.18(-2.48%)
Apr 23, 2009	6.983	7.270	6.844	7.103	839,204	+0.16(+2.27%)
Apr 22, 2009	6.992	7.446	6.835	6.946	710,739	-0.24(-3.35%)
Apr 21, 2009	6.529	7.205	6.529	7.187	486,766	+0.59(+8.99%)
Apr 20, 2009	7.270	7.279	6.464	6.594	766,679	-0.81(-11.00%)
Apr 17, 2009	7.501	7.576	7.233	7.409	695,464	-0.07(-0.99%)
Apr 16, 2009	7.576	7.770	7.233	7.483	656,680	+0.09(+1.25%)
Apr 15, 2009	7.261	7.603	7.224	7.390	496,129	+0.06(+0.76%)
Apr 14, 2009	7.381	7.807	7.048	7.335	1,062,745	-0.14(-1.86%)
Apr 13, 2009	6.946	7.529	6.835	7.474	436,475	+0.34(+4.81%)
Apr 09, 2009	6.788	7.270	6.751	7.131	860,527	+0.63(+9.69%)
Apr 08, 2009	6.279	6.575	6.270	6.501	238,016	+0.29(+4.62%)
Apr 07, 2009	6.205	6.436	6.140	6.214	393,480	-0.16(-2.47%)
Apr 06, 2009	6.455	6.538	6.223	6.372	341,105	-0.22(-3.37%)
Apr 03, 2009	6.557	6.668	6.214	6.594	448,778	+0.03(+0.42%)
Apr 02, 2009	6.473	7.048	6.335	6.566	1,180,914	+0.32(+5.19%)
Apr 01, 2009	5.686	6.298	5.612	6.242	466,710	+0.39(+6.65%)
Mar 31, 2009	5.936	6.159	5.659	5.853	511,510	+0.16(+2.76%)
Mar 30, 2009	5.510	5.872	5.232	5.696	765,050	-0.70(-11.00%)
Mar 26, 2009	6.260	6.464	6.122	6.399	596,378	+0.28(+4.54%)
Mar 25, 2009	5.742	6.186	5.659	6.122	547,349	+0.45(+8.01%)
Mar 24, 2009	5.899	6.020	5.668	5.668	308,301	-0.38(-6.28%)
Mar 23, 2009	5.770	6.047	5.686	6.047	669,690	+0.87(+16.82%)
Mar 20, 2009	5.538	5.686	5.177	5.177	539,035	-0.27(-4.93%)
Mar 19, 2009	5.575	5.733	5.232	5.446	619,481	-0.02(-0.34%)
Mar 18, 2009	5.214	5.520	5.057	5.464	861,134	+0.31(+6.12%)
Mar 17, 2009	4.399	5.214	4.306	5.149	1,200,137	+0.72(+16.32%)
Mar 16, 2009	4.686	4.825	4.353	4.427	534,676	-0.19(-4.21%)
Mar 13, 2009	4.621	4.686	4.251	4.621	0	+0.06(+1.22%)
Mar 12, 2009	3.945	4.658	3.871	4.566	941,353	+0.70(+18.23%)
Mar 11, 2009	3.992	4.066	3.788	3.862	1,032,299	-0.12(-3.02%)
Mar 10, 2009	3.954	4.167	3.880	3.982	841,101	+0.19(+4.88%)
Mar 09, 2009	3.806	4.029	3.760	3.797	429,375	-0.07(-1.91%)
Mar 06, 2009	3.880	3.908	3.658	3.871	0	+0.08(+2.20%)
Mar 05, 2009	4.223	4.334	3.704	3.788	835,763	-0.63(-14.26%)
Mar 04, 2009	4.603	4.779	4.288	4.418	931,060	-0.33(-7.02%)
Mar 02, 2009	5.057	5.288	4.742	4.751	864,032	-0.44(-8.39%)
Feb 27, 2009	5.140	5.510	5.140	5.186	0	-0.11(-2.10%)
Feb 26, 2009	5.418	5.844	5.288	5.297	694,584	-0.13(-2.39%)
Feb 25, 2009	6.057	6.057	5.427	5.427	523,634	-0.50(-8.44%)
Feb 24, 2009	5.418	6.020	5.334	5.927	728,484	+0.64(+12.08%)
Feb 23, 2009	6.251	6.325	5.288	5.288	762,314	-0.89(-14.39%)
Feb 20, 2009	5.834	6.372	5.723	6.177	656,370	+0.15(+2.46%)
Feb 19, 2009	6.548	6.548	5.899	6.029	738,131	-0.27(-4.26%)
Feb 18, 2009	6.149	6.427	5.844	6.298	931,434	+0.29(+4.78%)
Feb 17, 2009	6.270	6.325	5.983	6.010	665,316	-0.54(-8.20%)
Feb 13, 2009	6.307	6.622	6.223	6.548	1,077,608	+0.27(+4.28%)
Feb 12, 2009	6.020	6.335	5.890	6.279	510,941	+0.10(+1.65%)
Feb 11, 2009	5.899	6.307	5.816	6.177	589,688	+0.30(+5.04%)
Feb 10, 2009	6.233	6.483	5.844	5.881	1,016,647	-0.41(-6.48%)
Feb 09, 2009	6.344	6.520	6.149	6.288	477,844	+0.04(+0.59%)
Feb 06, 2009	5.973	6.260	5.918	6.251	673,401	+0.31(+5.14%)
Feb 05, 2009	5.584	5.973	5.473	5.946	626,955	+0.28(+4.90%)
Feb 04, 2009	5.649	5.881	5.557	5.668	615,537	+0.06(+0.99%)
Feb 03, 2009	5.140	5.825	5.112	5.612	1,123,011	+0.27(+5.03%)