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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 28, 2012	59.35	59.42	58.36	59.08	525,890	-0.54(-0.91%)
Sep 27, 2012	58.97	59.86	58.85	59.62	440,083	+1.09(+1.86%)
Sep 26, 2012	59.74	59.91	58.36	58.53	821,003	-1.17(-1.96%)
Sep 25, 2012	60.69	60.81	59.61	59.70	495,439	-0.70(-1.16%)
Sep 24, 2012	60.64	60.98	59.92	60.40	706,902	-1.14(-1.85%)
Sep 21, 2012	61.12	61.58	61.12	61.54	943,700	+0.76(+1.25%)
Sep 20, 2012	60.26	60.89	59.97	60.78	525,244	+0.02(+0.03%)
Sep 19, 2012	60.09	61.10	59.71	60.76	990,489	+0.82(+1.37%)
Sep 18, 2012	60.21	60.56	59.76	59.94	407,861	-0.56(-0.93%)
Sep 17, 2012	60.58	60.97	60.13	60.50	638,611	-0.35(-0.58%)
Sep 14, 2012	59.76	61.19	59.54	60.85	775,510	+1.11(+1.86%)
Sep 13, 2012	57.71	60.01	57.39	59.74	1,752,011	+2.02(+3.50%)
Sep 12, 2012	58.35	58.35	56.88	57.72	1,518,955	-0.13(-0.22%)
Sep 11, 2012	57.74	58.23	57.60	57.85	1,102,073	-0.15(-0.26%)
Sep 10, 2012	57.65	59.26	57.44	58.00	1,324,050	+0.39(+0.68%)
Sep 07, 2012	58.28	58.28	56.69	57.61	1,159,280	-0.37(-0.64%)
Sep 06, 2012	56.25	58.82	54.85	57.98	1,968,959	-0.36(-0.62%)
Sep 05, 2012	58.04	59.04	57.55	58.34	576,026	-0.12(-0.21%)
Sep 04, 2012	57.74	58.85	57.11	58.46	526,866	+0.70(+1.21%)
Aug 31, 2012	57.36	57.96	56.72	57.76	220,883	+0.95(+1.67%)
Aug 30, 2012	57.50	57.62	56.70	56.81	474,132	-0.91(-1.58%)
Aug 29, 2012	57.71	57.99	57.51	57.72	201,351	-0.19(-0.33%)
Aug 27, 2012	58.71	58.77	57.68	57.91	290,676	-0.54(-0.92%)
Aug 24, 2012	58.56	59.01	57.80	58.45	535,892	-0.20(-0.34%)
Aug 23, 2012	58.84	58.88	58.24	58.65	416,737	-0.29(-0.49%)
Aug 22, 2012	58.17	59.04	58.04	58.94	440,991	+0.48(+0.82%)
Aug 21, 2012	59.12	59.35	58.10	58.46	319,867	-0.51(-0.86%)
Aug 20, 2012	59.59	59.70	58.40	58.97	358,677	-0.81(-1.35%)
Aug 17, 2012	59.60	60.00	59.47	59.78	318,899	-0.03(-0.05%)
Aug 16, 2012	59.38	60.11	59.35	59.81	753,453	+0.32(+0.54%)
Aug 15, 2012	58.45	59.67	58.37	59.49	613,277	+1.00(+1.71%)
Aug 14, 2012	57.81	58.90	57.77	58.49	940,660	+1.07(+1.86%)
Aug 13, 2012	57.25	57.55	57.00	57.42	675,314	-0.08(-0.14%)
Aug 10, 2012	57.32	57.51	57.08	57.50	295,178	-0.21(-0.36%)
Aug 09, 2012	57.61	58.00	57.48	57.71	274,199	+0.09(+0.16%)
Aug 08, 2012	57.18	57.74	56.92	57.62	374,291	+0.15(+0.26%)
Aug 07, 2012	56.73	57.59	56.73	57.47	483,963	+0.53(+0.93%)
Aug 06, 2012	56.95	57.38	56.70	56.94	319,279	+0.03(+0.05%)
Aug 03, 2012	57.21	57.35	56.64	56.91	299,234	+0.89(+1.59%)
Aug 02, 2012	55.31	56.16	55.08	56.02	375,392	+0.31(+0.56%)
Aug 01, 2012	56.74	56.98	55.38	55.71	549,945	-0.33(-0.59%)
Jul 31, 2012	56.56	57.11	56.00	56.04	674,702	-0.70(-1.23%)
Jul 30, 2012	57.22	57.31	55.73	56.74	519,327	-0.42(-0.73%)
Jul 27, 2012	57.31	57.55	56.79	57.16	728,743	+0.19(+0.33%)
Jul 26, 2012	57.05	57.89	56.45	56.97	942,986	+0.68(+1.21%)
Jul 25, 2012	50.72	57.08	50.72	56.29	2,577,171	+5.79(+11.47%)
Jul 24, 2012	51.25	51.36	50.08	50.50	618,570	-0.81(-1.58%)
Jul 23, 2012	51.40	51.48	50.35	51.31	763,927	-1.56(-2.95%)
Jul 20, 2012	53.01	53.43	52.81	52.87	432,121	-0.93(-1.73%)
Jul 19, 2012	52.85	54.43	52.68	53.80	905,886	+1.21(+2.30%)
Jul 18, 2012	51.03	53.69	50.30	52.59	1,728,780	+1.10(+2.14%)
Jul 17, 2012	50.91	51.67	50.83	51.49	764,094	+1.03(+2.04%)
Jul 16, 2012	50.79	51.26	50.38	50.46	623,113	-0.42(-0.83%)
Jul 13, 2012	49.96	51.47	49.82	50.88	629,021	+1.17(+2.35%)
Jul 12, 2012	49.42	50.03	48.14	49.71	420,218	-0.19(-0.38%)
Jul 11, 2012	50.24	50.24	49.60	49.90	469,310	-0.20(-0.40%)
Jul 10, 2012	51.06	51.59	49.61	50.10	654,474	-1.03(-2.01%)
Jul 09, 2012	50.95	51.33	50.17	51.13	589,152	+0.19(+0.37%)
Jul 06, 2012	50.69	51.34	50.26	50.94	521,901	-0.53(-1.03%)
Jul 05, 2012	50.52	51.75	50.42	51.47	476,967	+0.65(+1.28%)
Jul 03, 2012	49.95	51.14	49.95	50.82	342,037	+0.92(+1.84%)