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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jun 30, 2009	13.05	13.05	12.36	12.37	566,621	-0.62(-4.77%)
Jun 29, 2009	13.15	13.72	12.95	12.99	472,729	-0.38(-2.84%)
Jun 26, 2009	12.54	13.45	12.45	13.37	1,445,301	+0.75(+5.94%)
Jun 25, 2009	12.27	12.63	12.02	12.62	338,938	+0.39(+3.19%)
Jun 24, 2009	12.35	12.67	12.11	12.23	213,632	+0.08(+0.66%)
Jun 23, 2009	12.14	12.45	12.11	12.15	365,178	+0.13(+1.08%)
Jun 22, 2009	12.42	12.55	11.80	12.02	506,548	-0.61(-4.83%)
Jun 19, 2009	13.03	13.28	12.46	12.63	461,071	-0.27(-2.09%)
Jun 18, 2009	12.74	13.16	12.47	12.90	271,204	+0.10(+0.78%)
Jun 17, 2009	13.07	13.18	12.60	12.80	367,179	-0.25(-1.92%)
Jun 16, 2009	13.39	13.83	12.67	13.05	681,725	+0.14(+1.08%)
Jun 15, 2009	13.21	13.38	12.60	12.91	437,127	-0.57(-4.23%)
Jun 12, 2009	13.58	13.70	13.28	13.48	230,234	-0.26(-1.89%)
Jun 11, 2009	13.78	14.09	13.66	13.74	287,534	-0.12(-0.87%)
Jun 10, 2009	14.34	14.43	13.40	13.86	433,869	-0.23(-1.63%)
Jun 09, 2009	14.20	14.49	14.05	14.09	307,302	+0.03(+0.21%)
Jun 08, 2009	13.87	14.35	13.67	14.06	441,425	-0.05(-0.35%)
Jun 05, 2009	14.50	14.61	13.87	14.11	403,779	-0.20(-1.40%)
Jun 04, 2009	14.24	14.46	13.99	14.31	294,967	+0.16(+1.13%)
Jun 03, 2009	14.00	14.21	13.49	14.15	610,342	-0.09(-0.63%)
Jun 02, 2009	14.03	14.44	13.81	14.24	477,920	+0.06(+0.42%)
Jun 01, 2009	13.44	14.33	13.27	14.18	791,481	+1.20(+9.24%)
May 29, 2009	13.49	13.52	12.76	12.98	686,904	-0.44(-3.28%)
May 28, 2009	13.67	13.92	12.84	13.42	390,010	+0.03(+0.22%)
May 27, 2009	13.91	14.21	13.35	13.39	411,036	-0.39(-2.83%)
May 26, 2009	12.75	13.90	12.56	13.78	1,029,743	+1.13(+8.93%)
May 22, 2009	12.78	13.12	12.52	12.65	573,003	-0.04(-0.32%)
May 21, 2009	12.59	12.80	12.27	12.69	679,306	-0.20(-1.55%)
May 20, 2009	12.91	13.55	12.75	12.89	1,137,238	-0.06(-0.46%)
May 19, 2009	13.27	13.27	12.75	12.95	740,540	-0.23(-1.75%)
May 18, 2009	12.41	13.22	12.40	13.18	1,146,734	+1.01(+8.30%)
May 15, 2009	12.16	12.65	11.99	12.17	707,118	-0.12(-0.98%)
May 14, 2009	11.67	12.46	11.21	12.29	933,697	+0.68(+5.86%)
May 13, 2009	11.72	12.11	11.47	11.61	964,660	-0.49(-4.05%)
May 12, 2009	12.61	12.80	11.28	12.10	964,530	-0.40(-3.20%)
May 11, 2009	12.62	12.86	11.77	12.50	1,544,687	-0.56(-4.29%)
May 08, 2009	9.810	13.06	9.450	13.06	3,835,259	+3.54(+37.26%)
May 07, 2009	10.06	10.07	9.500	9.515	1,304,227	-0.32(-3.30%)
May 06, 2009	10.07	10.35	9.560	9.840	567,074	+0.00(+0.00%)
May 05, 2009	9.890	10.20	9.570	9.840	703,602	-0.18(-1.80%)
May 04, 2009	9.320	10.04	9.300	10.02	720,028	+0.71(+7.63%)
May 01, 2009	8.810	9.440	8.590	9.310	661,470	+0.48(+5.44%)
Apr 30, 2009	8.380	9.070	8.150	8.830	906,623	+0.65(+7.95%)
Apr 29, 2009	7.680	8.250	7.660	8.180	491,011	+0.66(+8.78%)
Apr 28, 2009	7.300	7.870	7.120	7.520	570,120	+0.06(+0.80%)
Apr 27, 2009	7.250	7.590	7.200	7.460	719,444	-0.02(-0.27%)
Apr 24, 2009	7.780	7.780	7.220	7.480	749,912	-0.19(-2.48%)
Apr 23, 2009	7.540	7.850	7.390	7.670	777,191	+0.17(+2.27%)
Apr 22, 2009	7.550	8.040	7.380	7.500	658,219	-0.26(-3.35%)
Apr 21, 2009	7.050	7.780	7.050	7.760	450,797	+0.64(+8.99%)
Apr 20, 2009	7.850	7.860	6.980	7.120	710,025	-0.88(-11.00%)
Apr 17, 2009	8.100	8.180	7.810	8.000	644,073	-0.08(-0.99%)
Apr 16, 2009	8.180	8.390	7.810	8.080	608,155	+0.10(+1.25%)
Apr 15, 2009	7.840	8.210	7.800	7.980	459,468	+0.06(+0.76%)
Apr 14, 2009	7.970	8.430	7.610	7.920	984,213	-0.15(-1.86%)
Apr 13, 2009	7.500	8.130	7.380	8.070	404,222	+0.37(+4.81%)
Apr 09, 2009	7.330	7.850	7.290	7.700	796,938	+0.68(+9.69%)
Apr 08, 2009	6.780	7.100	6.770	7.020	220,428	+0.31(+4.62%)
Apr 07, 2009	6.700	6.950	6.630	6.710	364,404	-0.17(-2.47%)
Apr 06, 2009	6.970	7.060	6.720	6.880	315,899	-0.24(-3.37%)
Apr 03, 2009	7.080	7.200	6.710	7.120	415,616	+0.03(+0.42%)
Apr 02, 2009	6.990	7.610	6.840	7.090	1,093,650	+0.35(+5.19%)