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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2008	12.97	14.47	12.96	14.00	1,724,691	+1.27(+9.96%)
Sep 29, 2008	15.11	15.66	12.62	12.73	1,181,790	-2.75(-17.76%)
Sep 26, 2008	15.35	15.60	14.77	15.48	0	-0.16(-1.01%)
Sep 25, 2008	14.94	16.23	14.62	15.64	1,073,257	+0.77(+5.17%)
Sep 24, 2008	14.99	15.51	14.37	14.87	1,040,519	+0.15(+1.01%)
Sep 23, 2008	15.67	15.79	14.54	14.73	928,085	-0.94(-6.03%)
Sep 22, 2008	17.05	17.24	15.56	15.67	1,200,473	-1.42(-8.29%)
Sep 19, 2008	15.16	18.52	14.95	17.09	0	+3.38(+24.66%)
Sep 18, 2008	13.62	14.49	11.95	13.71	3,706,868	+0.35(+2.64%)
Sep 17, 2008	15.12	15.76	13.34	13.35	1,701,786	-2.12(-13.70%)
Sep 16, 2008	15.84	16.52	15.32	15.48	1,757,489	-0.68(-4.19%)
Sep 15, 2008	18.11	18.32	16.05	16.15	1,144,187	-2.57(-13.75%)
Sep 12, 2008	18.30	18.73	17.78	18.73	639,391	+0.20(+1.10%)
Sep 11, 2008	17.98	18.75	17.75	18.52	844,313	+0.05(+0.25%)
Sep 10, 2008	18.88	19.17	17.45	18.48	1,532,711	-0.21(-1.14%)
Sep 09, 2008	21.06	21.12	18.57	18.69	1,758,234	-2.48(-11.72%)
Sep 08, 2008	22.96	22.96	20.89	21.17	1,016,671	-1.06(-4.75%)
Sep 05, 2008	22.27	22.50	21.44	22.23	0	-0.16(-0.70%)
Sep 04, 2008	23.74	24.10	22.38	22.38	1,064,369	-1.51(-6.32%)
Sep 03, 2008	23.99	24.15	23.70	23.89	769,512	-0.14(-0.58%)
Sep 02, 2008	24.42	24.75	23.77	24.03	835,627	-0.31(-1.29%)
Aug 29, 2008	24.41	24.41	23.88	24.35	0	-0.09(-0.38%)
Aug 28, 2008	23.89	24.64	23.82	24.44	465,609	+0.49(+2.05%)
Aug 27, 2008	23.76	24.07	23.70	23.95	498,617	+0.25(+1.06%)
Aug 26, 2008	23.75	23.86	23.47	23.70	336,161	-0.01(-0.04%)
Aug 25, 2008	24.15	24.26	23.53	23.71	496,811	-0.55(-2.25%)
Aug 22, 2008	24.26	24.53	24.12	24.25	0	+0.06(+0.23%)
Aug 21, 2008	24.06	24.33	23.96	24.20	301,504	+0.06(+0.23%)
Aug 20, 2008	24.19	24.47	23.85	24.14	522,936	+0.08(+0.35%)
Aug 19, 2008	24.60	24.98	23.69	24.06	445,171	-0.48(-1.96%)
Aug 18, 2008	24.72	24.85	24.22	24.54	553,316	-0.01(-0.04%)
Aug 15, 2008	24.67	25.22	24.13	24.55	0	+0.01(+0.04%)
Aug 14, 2008	24.55	24.80	24.26	24.54	486,895	-0.06(-0.23%)
Aug 13, 2008	24.39	24.66	24.08	24.60	785,523	+0.21(+0.87%)
Aug 12, 2008	24.85	24.85	24.25	24.38	511,483	-0.39(-1.57%)
Aug 11, 2008	24.21	24.87	23.75	24.77	630,759	+0.59(+2.45%)
Aug 08, 2008	23.78	24.35	23.70	24.18	471,505	+0.42(+1.75%)
Aug 07, 2008	24.01	24.09	23.52	23.76	325,651	-0.48(-1.99%)
Aug 06, 2008	23.88	24.31	23.57	24.25	399,725	+0.36(+1.51%)
Aug 05, 2008	23.88	24.25	23.53	23.88	789,019	+0.37(+1.58%)
Aug 04, 2008	24.33	24.53	23.45	23.51	667,542	-0.93(-3.79%)
Aug 01, 2008	23.78	24.66	23.59	24.44	800,965	+0.57(+2.41%)
Jul 31, 2008	22.69	24.08	22.54	23.87	1,407,165	+0.90(+3.91%)
Jul 30, 2008	23.38	23.38	22.38	22.97	1,966,173	+1.19(+5.44%)
Jul 29, 2008	21.78	21.86	21.21	21.78	495,182	+0.55(+2.57%)
Jul 28, 2008	21.73	21.92	21.23	21.24	353,767	-0.53(-2.43%)
Jul 25, 2008	21.83	21.91	21.46	21.76	350,808	+0.22(+1.03%)
Jul 24, 2008	22.19	22.47	21.46	21.54	528,680	-0.61(-2.76%)
Jul 23, 2008	21.79	22.34	21.74	22.15	538,190	+0.41(+1.87%)
Jul 22, 2008	21.18	21.76	21.05	21.74	519,072	+0.56(+2.67%)
Jul 21, 2008	21.67	21.75	20.82	21.18	713,732	-0.37(-1.72%)
Jul 18, 2008	21.49	21.86	21.28	21.55	470,974	-0.03(-0.13%)
Jul 17, 2008	21.04	21.62	21.02	21.58	496,824	+0.67(+3.19%)
Jul 16, 2008	20.66	20.93	20.25	20.91	860,400	+0.30(+1.44%)
Jul 15, 2008	20.05	21.13	19.84	20.62	606,766	+0.26(+1.27%)
Jul 14, 2008	21.00	21.40	20.36	20.36	882,375	-0.52(-2.48%)
Jul 11, 2008	20.62	20.92	19.93	20.87	819,952	-0.14(-0.66%)
Jul 10, 2008	21.51	22.25	20.68	21.01	867,263	-0.13(-0.61%)
Jul 09, 2008	22.05	22.45	21.09	21.14	618,366	-0.94(-4.24%)
Jul 08, 2008	20.29	22.16	20.16	22.08	919,764	+1.82(+8.96%)
Jul 07, 2008	20.85	21.31	20.13	20.26	608,917	-0.48(-2.32%)
Jul 04, 2008	20.78	20.95	20.13	20.74	421,182	+0.00(+0.00%)
Jul 03, 2008	20.78	20.95	20.13	20.74	421,182	+0.16(+0.76%)
Jul 02, 2008	21.79	21.92	20.47	20.59	881,303	-1.20(-5.52%)