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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Dec 30, 2011	41.85	42.67	41.59	42.53	697,148	+0.94(+2.25%)
Dec 29, 2011	41.42	41.71	41.20	41.59	376,964	+0.47(+1.15%)
Dec 28, 2011	41.81	41.91	40.67	41.12	451,143	-0.60(-1.44%)
Dec 27, 2011	41.76	42.02	41.38	41.72	380,166	-0.12(-0.29%)
Dec 23, 2011	41.13	41.87	40.99	41.84	476,459	+1.19(+2.92%)
Dec 21, 2011	41.38	41.38	40.23	40.66	552,243	-0.67(-1.61%)
Dec 20, 2011	40.06	41.56	40.02	41.32	1,113,141	+2.15(+5.48%)
Dec 19, 2011	39.72	39.83	38.91	39.17	1,426,575	-0.20(-0.52%)
Dec 16, 2011	38.75	39.40	38.51	39.38	1,313,203	+0.92(+2.38%)
Dec 15, 2011	38.63	38.81	38.05	38.46	1,727,324	+0.50(+1.32%)
Dec 14, 2011	37.99	38.41	37.37	37.96	1,532,120	-0.49(-1.28%)
Dec 13, 2011	39.71	39.98	38.05	38.45	1,232,116	-0.81(-2.05%)
Dec 12, 2011	39.04	39.28	38.64	39.26	905,427	-0.45(-1.14%)
Dec 09, 2011	38.70	39.78	38.29	39.71	703,085	+0.94(+2.41%)
Dec 08, 2011	39.22	39.47	38.69	38.78	908,356	-0.86(-2.17%)
Dec 07, 2011	39.11	39.95	38.56	39.64	438,366	+0.19(+0.47%)
Dec 06, 2011	39.29	39.74	38.84	39.45	377,927	+0.31(+0.78%)
Dec 05, 2011	39.63	39.90	38.73	39.15	598,878	+0.21(+0.55%)
Dec 02, 2011	39.01	39.29	38.55	38.93	649,834	+0.56(+1.45%)
Dec 01, 2011	38.35	38.90	37.92	38.38	394,173	-0.21(-0.55%)
Nov 30, 2011	38.07	38.66	37.88	38.59	857,140	+2.30(+6.33%)
Nov 29, 2011	35.13	36.72	34.85	36.29	809,668	+1.16(+3.29%)
Nov 28, 2011	35.28	35.47	34.61	35.14	631,664	+1.23(+3.63%)
Nov 25, 2011	33.90	34.55	33.78	33.90	95,871	-0.31(-0.92%)
Nov 23, 2011	34.65	34.81	34.16	34.22	554,696	-0.96(-2.74%)
Nov 22, 2011	35.42	35.90	35.02	35.18	561,078	-0.53(-1.48%)
Nov 21, 2011	36.27	36.28	35.49	35.71	835,075	-1.15(-3.12%)
Nov 18, 2011	38.19	38.31	36.76	36.86	687,626	-0.94(-2.47%)
Nov 17, 2011	38.78	38.87	37.51	37.79	903,209	-1.14(-2.93%)
Nov 16, 2011	38.79	39.36	38.67	38.93	546,098	-0.30(-0.76%)
Nov 15, 2011	38.68	39.56	38.67	39.23	515,165	+0.29(+0.74%)
Nov 14, 2011	38.70	39.52	38.58	38.94	574,154	-0.08(-0.21%)
Nov 11, 2011	37.96	39.36	37.96	39.03	564,458	+1.67(+4.46%)
Nov 10, 2011	37.67	37.83	36.72	37.36	670,586	+0.46(+1.26%)
Nov 09, 2011	37.12	37.56	36.35	36.90	1,169,380	-1.68(-4.35%)
Nov 08, 2011	38.60	38.88	37.51	38.57	599,313	+0.60(+1.59%)
Nov 07, 2011	38.15	38.41	36.93	37.97	466,580	-0.34(-0.89%)
Nov 04, 2011	38.31	38.62	37.49	38.31	349,929	-0.56(-1.45%)
Nov 03, 2011	38.17	39.14	37.27	38.88	642,156	+1.44(+3.83%)
Nov 02, 2011	37.19	38.25	36.95	37.44	664,767	+1.18(+3.24%)
Nov 01, 2011	36.98	37.80	36.14	36.27	1,131,390	-2.44(-6.29%)
Oct 31, 2011	39.29	39.64	38.66	38.70	633,423	-1.17(-2.93%)
Oct 28, 2011	39.13	40.35	39.13	39.87	1,017,340	+0.48(+1.22%)
Oct 27, 2011	37.50	39.93	37.50	39.39	1,892,882	+3.20(+8.83%)
Oct 26, 2011	37.02	37.15	35.41	36.19	1,150,124	-0.05(-0.13%)
Oct 25, 2011	38.01	38.01	36.12	36.24	2,037,678	-2.51(-6.48%)
Oct 24, 2011	36.27	38.92	36.17	38.75	1,037,360	+2.56(+7.06%)
Oct 21, 2011	36.03	36.30	35.65	36.19	746,106	+0.69(+1.96%)
Oct 20, 2011	35.29	35.83	34.30	35.50	703,595	+0.19(+0.55%)
Oct 19, 2011	36.58	36.81	34.99	35.30	812,660	-1.54(-4.17%)
Oct 18, 2011	36.01	37.10	35.37	36.84	970,539	+1.02(+2.84%)
Oct 17, 2011	36.97	37.14	35.72	35.82	635,017	-1.55(-4.14%)
Oct 14, 2011	36.48	37.53	36.16	37.37	900,026	+1.93(+5.44%)
Oct 13, 2011	35.38	35.69	34.50	35.44	588,632	-0.33(-0.93%)
Oct 12, 2011	35.15	36.22	35.15	35.78	801,821	+0.95(+2.74%)
Oct 11, 2011	34.58	35.29	34.33	34.82	642,200	-0.14(-0.40%)
Oct 10, 2011	33.52	35.02	33.52	34.96	932,800	+1.97(+5.98%)
Oct 07, 2011	33.70	34.06	32.43	32.99	1,042,732	-0.71(-2.12%)
Oct 06, 2011	33.94	34.49	33.45	33.70	1,386,656	+1.57(+4.87%)
Oct 05, 2011	30.38	32.46	30.07	32.14	1,489,413	+1.92(+6.34%)
Oct 04, 2011	28.50	30.28	28.01	30.22	1,225,237	+1.15(+3.95%)