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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	71.05	71.86	70.41	71.41	475,051	+0.26(+0.36%)
Apr 29, 2013	71.62	71.68	70.07	71.15	676,624	-0.41(-0.57%)
Apr 26, 2013	72.70	72.85	71.36	71.56	332,228	-1.29(-1.77%)
Apr 25, 2013	72.28	73.67	72.05	72.85	355,998	+0.84(+1.17%)
Apr 24, 2013	71.69	73.46	71.56	72.00	559,136	+0.40(+0.56%)
Apr 23, 2013	70.91	71.78	70.42	71.61	619,103	+1.22(+1.74%)
Apr 22, 2013	69.78	70.78	69.02	70.38	496,838	+0.95(+1.37%)
Apr 19, 2013	68.27	69.75	68.07	69.43	725,253	+1.12(+1.64%)
Apr 18, 2013	68.82	68.99	67.66	68.31	470,669	-0.32(-0.47%)
Apr 17, 2013	68.22	68.84	67.88	68.63	773,689	-0.18(-0.26%)
Apr 16, 2013	68.12	69.21	67.72	68.81	730,280	+1.43(+2.12%)
Apr 15, 2013	67.91	68.05	66.75	67.38	1,011,698	-0.57(-0.84%)
Apr 12, 2013	68.20	68.40	67.61	67.96	480,847	-0.55(-0.80%)
Apr 11, 2013	69.21	69.21	67.77	68.50	685,141	+0.44(+0.64%)
Apr 10, 2013	67.05	69.05	66.68	68.07	2,832,853	-2.27(-3.23%)
Apr 09, 2013	70.59	70.78	70.12	70.34	236,383	-0.15(-0.21%)
Apr 08, 2013	69.89	70.49	69.44	70.49	203,441	+0.65(+0.93%)
Apr 05, 2013	68.53	69.99	68.42	69.84	337,499	+0.04(+0.05%)
Apr 04, 2013	69.65	70.29	69.26	69.80	270,033	+0.29(+0.41%)
Apr 03, 2013	70.51	70.57	68.73	69.51	691,158	-0.96(-1.37%)
Apr 02, 2013	71.37	71.41	70.31	70.48	390,464	-0.64(-0.90%)
Apr 01, 2013	71.56	71.75	70.72	71.12	506,263	-0.67(-0.93%)
Mar 28, 2013	71.14	71.82	70.81	71.78	392,206	+0.69(+0.96%)
Mar 27, 2013	70.78	71.11	70.22	71.10	338,585	-0.41(-0.57%)
Mar 26, 2013	71.73	71.88	71.06	71.50	586,730	+0.12(+0.17%)
Mar 25, 2013	71.88	72.30	70.91	71.38	421,641	-0.11(-0.16%)
Mar 22, 2013	72.12	72.24	71.18	71.50	635,442	-0.28(-0.39%)
Mar 21, 2013	72.04	72.57	71.49	71.77	800,503	-0.94(-1.29%)
Mar 20, 2013	72.38	72.84	72.27	72.71	602,218	+0.81(+1.13%)
Mar 19, 2013	71.95	72.49	71.12	71.89	639,742	+0.09(+0.13%)
Mar 18, 2013	70.56	71.85	70.55	71.80	399,614	-0.11(-0.15%)
Mar 15, 2013	71.99	72.53	71.47	71.91	575,821	-0.42(-0.58%)
Mar 14, 2013	72.12	73.30	71.80	72.33	888,467	+0.57(+0.80%)
Mar 13, 2013	71.68	72.15	70.90	71.75	488,134	+0.06(+0.09%)
Mar 12, 2013	71.39	71.83	71.12	71.69	444,202	+0.21(+0.30%)
Mar 11, 2013	71.10	71.51	70.71	71.48	550,841	+0.40(+0.56%)
Mar 08, 2013	71.31	71.77	70.90	71.08	1,009,984	-0.07(-0.10%)
Mar 07, 2013	70.39	71.31	70.26	71.15	1,122,716	+0.75(+1.07%)
Mar 06, 2013	67.98	71.47	67.92	70.40	2,718,301	+2.43(+3.57%)
Mar 05, 2013	67.18	68.27	67.18	67.98	580,016	+1.11(+1.66%)
Mar 04, 2013	66.12	66.95	65.84	66.86	226,603	+0.31(+0.46%)
Mar 01, 2013	65.73	66.82	64.98	66.56	295,082	+0.27(+0.41%)
Feb 28, 2013	66.33	66.78	66.17	66.29	406,363	+0.21(+0.32%)
Feb 27, 2013	64.61	66.45	64.61	66.08	490,648	+1.48(+2.29%)
Feb 26, 2013	63.48	64.66	63.38	64.60	799,238	+1.33(+2.11%)
Feb 25, 2013	65.34	65.49	63.19	63.26	449,925	-1.72(-2.65%)
Feb 22, 2013	65.05	65.26	64.41	64.98	494,241	+0.28(+0.43%)
Feb 21, 2013	65.36	65.36	63.72	64.71	942,239	-1.05(-1.59%)
Feb 20, 2013	67.69	67.69	65.67	65.75	632,766	-2.02(-2.98%)
Feb 19, 2013	68.08	68.18	67.11	67.77	493,694	-0.19(-0.29%)
Feb 15, 2013	68.11	68.60	67.65	67.97	544,777	-0.06(-0.08%)
Feb 14, 2013	67.61	68.34	67.37	68.02	522,447	+0.03(+0.04%)
Feb 13, 2013	67.15	68.23	67.15	67.99	667,024	+0.86(+1.28%)
Feb 12, 2013	67.26	67.55	66.56	67.13	615,081	-0.07(-0.11%)
Feb 11, 2013	66.82	67.36	66.42	67.21	535,611	+0.14(+0.21%)
Feb 08, 2013	67.35	67.74	66.60	67.07	1,071,603	-0.19(-0.29%)
Feb 07, 2013	66.88	67.72	66.34	67.26	1,181,883	-0.89(-1.30%)
Feb 06, 2013	67.48	70.66	67.26	68.15	1,446,442	+0.89(+1.32%)
Feb 04, 2013	67.37	67.67	66.92	67.26	404,100	-0.71(-1.05%)