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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	58.10	58.21	57.50	57.80	409,462	+0.10(+0.17%)
Mar 29, 2012	57.74	58.00	57.04	57.70	439,981	-0.14(-0.24%)
Mar 28, 2012	58.39	58.62	56.80	57.84	397,762	-0.79(-1.35%)
Mar 27, 2012	58.50	58.89	58.36	58.63	429,043	+0.06(+0.10%)
Mar 26, 2012	57.67	58.63	57.35	58.57	536,856	+1.39(+2.43%)
Mar 23, 2012	56.22	57.53	55.46	57.18	607,982	+0.98(+1.74%)
Mar 22, 2012	57.00	57.50	56.12	56.20	556,784	-1.63(-2.82%)
Mar 21, 2012	57.81	57.96	57.22	57.83	373,481	+0.08(+0.14%)
Mar 20, 2012	57.61	57.93	56.85	57.75	431,259	-0.35(-0.60%)
Mar 19, 2012	57.68	58.88	57.37	58.10	365,106	+0.41(+0.71%)
Mar 16, 2012	58.11	58.49	57.61	57.69	929,456	-0.23(-0.40%)
Mar 15, 2012	57.58	58.34	57.44	57.92	711,011	+0.39(+0.68%)
Mar 14, 2012	57.04	57.60	57.02	57.53	367,510	+0.12(+0.21%)
Mar 13, 2012	56.32	57.50	56.16	57.41	613,960	+1.49(+2.66%)
Mar 12, 2012	55.87	56.33	55.55	55.92	253,630	-0.03(-0.05%)
Mar 09, 2012	55.47	56.36	55.24	55.95	326,834	+0.64(+1.16%)
Mar 08, 2012	54.21	55.57	54.21	55.31	409,435	+1.63(+3.04%)
Mar 07, 2012	53.26	54.00	52.97	53.68	682,869	+0.72(+1.36%)
Mar 06, 2012	54.65	54.71	52.24	52.96	1,321,808	-2.61(-4.70%)
Mar 05, 2012	56.48	56.48	54.80	55.57	736,803	-1.10(-1.94%)
Mar 02, 2012	57.32	57.47	56.17	56.67	463,959	-0.64(-1.12%)
Mar 01, 2012	57.10	57.68	56.82	57.31	519,632	+0.35(+0.61%)
Feb 29, 2012	56.98	57.40	56.42	56.96	588,963	+0.01(+0.02%)
Feb 28, 2012	56.53	57.26	56.52	56.95	509,032	+0.49(+0.87%)
Feb 27, 2012	56.23	56.60	55.81	56.46	360,623	-0.25(-0.44%)
Feb 24, 2012	55.91	56.81	55.91	56.71	363,620	+0.53(+0.94%)
Feb 23, 2012	55.75	56.25	55.55	56.18	305,548	+0.36(+0.64%)
Feb 22, 2012	55.86	56.06	55.62	55.82	354,912	-0.08(-0.14%)
Feb 21, 2012	56.23	56.36	55.63	55.90	550,356	-0.15(-0.27%)
Feb 17, 2012	56.62	56.62	55.45	56.05	427,312	-0.19(-0.34%)
Feb 16, 2012	55.16	57.08	55.07	56.24	831,788	+1.02(+1.85%)
Feb 15, 2012	55.98	56.00	54.82	55.22	495,877	-0.36(-0.65%)
Feb 14, 2012	55.55	55.79	55.21	55.58	431,775	-0.15(-0.27%)
Feb 13, 2012	55.23	55.95	55.08	55.73	686,839	+0.90(+1.64%)
Feb 10, 2012	54.38	55.13	54.10	54.83	629,228	-0.27(-0.49%)
Feb 09, 2012	55.38	55.50	54.67	55.10	698,596	+0.02(+0.04%)
Feb 08, 2012	54.93	55.23	54.54	55.08	562,322	+0.26(+0.47%)
Feb 07, 2012	54.52	55.76	54.52	54.82	661,819	+0.08(+0.15%)
Feb 06, 2012	54.27	54.83	53.91	54.74	553,847	+0.03(+0.05%)
Feb 03, 2012	53.99	55.30	53.63	54.71	1,586,354	+0.82(+1.52%)
Feb 02, 2012	54.22	54.55	53.69	53.89	1,032,001	-0.43(-0.79%)
Feb 01, 2012	54.41	56.00	54.00	54.32	2,412,195	+0.78(+1.46%)
Jan 31, 2012	53.08	55.28	52.55	53.54	2,208,860	+0.70(+1.32%)
Jan 30, 2012	52.01	53.00	51.91	52.84	1,234,790	+0.12(+0.23%)
Jan 27, 2012	51.80	53.32	51.63	52.72	840,718	+0.86(+1.66%)
Jan 26, 2012	51.26	52.34	51.26	51.86	830,012	+0.40(+0.78%)
Jan 25, 2012	50.31	51.60	50.08	51.46	1,165,330	+1.20(+2.39%)
Jan 24, 2012	49.46	50.37	49.00	50.26	692,161	+0.31(+0.62%)
Jan 23, 2012	50.31	50.50	49.85	49.95	725,387	-0.11(-0.22%)
Jan 20, 2012	49.75	50.23	49.62	50.06	905,392	+0.23(+0.46%)
Jan 19, 2012	49.45	50.02	49.15	49.83	565,515	+0.73(+1.49%)
Jan 18, 2012	48.16	49.18	48.06	49.10	534,143	+0.85(+1.76%)
Jan 17, 2012	47.86	48.35	47.71	48.25	544,173	+0.74(+1.56%)
Jan 13, 2012	46.76	47.56	46.39	47.51	600,957	+0.42(+0.89%)
Jan 12, 2012	46.94	47.33	46.43	47.09	756,598	+0.49(+1.05%)
Jan 11, 2012	46.62	47.03	46.50	46.60	536,346	-0.14(-0.30%)
Jan 10, 2012	47.24	47.53	46.49	46.74	638,115	+0.40(+0.86%)
Jan 09, 2012	46.46	46.46	45.76	46.34	527,636	+0.18(+0.39%)
Jan 06, 2012	46.52	46.57	46.12	46.16	516,529	-0.39(-0.84%)
Jan 05, 2012	45.98	46.80	45.39	46.55	658,163	+0.08(+0.17%)