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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2009	16.74	17.07	16.60	16.63	395,259	-0.11(-0.66%)
Jul 30, 2009	16.79	17.15	16.68	16.74	499,444	+0.28(+1.70%)
Jul 29, 2009	16.87	16.90	16.41	16.46	498,828	-0.62(-3.63%)
Jul 28, 2009	17.23	17.93	16.51	17.08	1,042,372	-0.11(-0.64%)
Jul 27, 2009	16.88	17.42	16.80	17.19	857,239	+0.40(+2.38%)
Jul 24, 2009	15.80	16.83	15.00	16.79	1,673	+1.19(+7.63%)
Jul 23, 2009	14.61	15.67	14.47	15.60	819,542	+0.93(+6.34%)
Jul 22, 2009	14.41	14.85	14.30	14.67	317,499	+0.08(+0.55%)
Jul 21, 2009	14.36	14.67	14.20	14.59	432,491	+0.34(+2.39%)
Jul 20, 2009	14.03	14.41	13.86	14.25	548,143	+0.39(+2.81%)
Jul 17, 2009	13.44	14.01	13.30	13.86	491,287	+0.38(+2.82%)
Jul 16, 2009	12.98	13.54	12.86	13.48	431,628	+0.44(+3.37%)
Jul 15, 2009	12.16	13.08	12.15	13.04	822,804	+1.02(+8.49%)
Jul 14, 2009	11.99	12.41	11.86	12.02	647,553	+0.50(+4.34%)
Jul 13, 2009	11.22	11.60	11.14	11.52	553,305	+0.08(+0.70%)
Jul 10, 2009	11.09	11.50	11.00	11.44	336,349	+0.20(+1.78%)
Jul 09, 2009	11.14	11.50	11.09	11.24	311,591	+0.20(+1.81%)
Jul 08, 2009	11.23	11.31	10.64	11.04	376,515	-0.09(-0.81%)
Jul 07, 2009	11.50	11.58	11.11	11.13	556,184	-0.39(-3.39%)
Jul 06, 2009	11.79	11.82	11.18	11.52	448,337	-0.32(-2.70%)
Jul 02, 2009	12.32	12.33	11.84	11.84	381,166	-0.81(-6.40%)
Jul 01, 2009	12.54	12.94	12.54	12.65	348,607	+0.28(+2.26%)
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%)