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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jun 30, 2011	41.15	42.50	41.12	42.26	670,813	+1.10(+2.68%)
Jun 29, 2011	40.94	41.42	40.43	41.16	459,377	+0.55(+1.35%)
Jun 28, 2011	40.39	40.86	40.16	40.61	568,826	+0.57(+1.43%)
Jun 27, 2011	39.41	40.17	39.02	40.04	832,788	+0.68(+1.72%)
Jun 24, 2011	40.13	40.23	38.94	39.36	7,245,534	-0.72(-1.80%)
Jun 23, 2011	39.44	40.19	38.66	40.08	746,341	-0.05(-0.12%)
Jun 22, 2011	40.86	41.37	40.01	40.13	691,453	-0.92(-2.23%)
Jun 21, 2011	39.15	41.21	39.15	41.05	1,121,057	+2.35(+6.08%)
Jun 20, 2011	38.92	39.04	38.66	38.69	522,181	+0.32(+0.84%)
Jun 17, 2011	38.93	39.45	38.34	38.37	721,750	-0.10(-0.26%)
Jun 16, 2011	38.83	39.27	37.63	38.47	500,699	-0.36(-0.93%)
Jun 15, 2011	39.52	40.27	38.70	38.83	572,582	-1.38(-3.43%)
Jun 14, 2011	39.85	40.58	39.84	40.21	433,402	+0.79(+2.00%)
Jun 13, 2011	38.77	40.22	38.76	39.42	826,607	+0.78(+2.01%)
Jun 10, 2011	38.81	39.08	38.40	38.65	506,982	-0.44(-1.14%)
Jun 09, 2011	38.96	39.53	38.52	39.09	1,168,957	+0.32(+0.84%)
Jun 08, 2011	39.80	39.83	38.62	38.77	1,292,103	-1.07(-2.67%)
Jun 07, 2011	40.42	40.49	39.80	39.83	568,474	-0.29(-0.72%)
Jun 06, 2011	40.67	40.96	40.05	40.12	759,218	-0.55(-1.34%)
Jun 03, 2011	41.45	41.78	40.59	40.67	1,005,300	+0.29(+0.71%)
May 24, 2011	40.96	41.09	40.27	40.38	460,581	-0.37(-0.91%)
May 23, 2011	40.83	41.09	40.40	40.75	960,583	-1.03(-2.46%)
May 20, 2011	41.90	42.11	41.35	41.78	546,838	-0.44(-1.03%)
May 19, 2011	41.85	42.41	41.64	42.21	769,139	+0.74(+1.79%)
May 18, 2011	40.21	41.49	39.85	41.47	840,905	+1.46(+3.66%)
May 17, 2011	39.88	40.28	39.73	40.01	570,109	-0.05(-0.12%)
May 16, 2011	40.46	41.03	39.97	40.05	678,899	-0.69(-1.70%)
May 13, 2011	41.01	41.38	40.67	40.75	642,228	-0.32(-0.79%)
May 12, 2011	40.82	41.40	40.30	41.07	653,047	-0.02(-0.05%)
May 11, 2011	41.39	41.74	40.67	41.09	714,535	-0.46(-1.11%)
May 10, 2011	41.68	42.20	41.20	41.55	673,631	+0.06(+0.16%)
May 09, 2011	40.59	41.60	40.48	41.49	697,334	+0.90(+2.21%)
May 06, 2011	40.05	40.93	39.84	40.59	891,677	+1.34(+3.42%)
May 05, 2011	38.48	39.87	38.40	39.25	713,511	+0.31(+0.78%)
May 04, 2011	40.14	40.60	38.89	38.94	749,740	-1.19(-2.95%)
May 03, 2011	41.02	41.17	39.78	40.13	635,675	-0.97(-2.37%)
May 02, 2011	41.18	41.19	40.88	41.10	1,154,165	-0.91(-2.16%)
Apr 29, 2011	40.74	42.26	40.66	42.01	717,744	+1.47(+3.63%)
Apr 28, 2011	40.72	41.26	40.08	40.54	651,843	-0.33(-0.82%)
Apr 27, 2011	40.89	41.44	39.72	40.87	1,165,356	-0.69(-1.67%)
Apr 26, 2011	39.50	42.18	39.31	41.56	2,352,545	+3.36(+8.80%)
Apr 25, 2011	37.69	38.29	37.09	38.20	1,029,971	+0.60(+1.60%)
Apr 21, 2011	37.04	37.61	36.71	37.60	363,958	+0.76(+2.06%)
Apr 20, 2011	35.80	37.01	35.71	36.84	1,420,014	+1.86(+5.32%)
Apr 19, 2011	34.92	35.10	34.53	34.98	400,311	+0.15(+0.43%)
Apr 18, 2011	34.55	34.94	34.28	34.83	478,017	-0.45(-1.29%)
Apr 15, 2011	34.80	35.47	34.69	35.28	293,471	+0.37(+1.06%)
Apr 14, 2011	34.29	34.95	34.25	34.91	326,580	+0.17(+0.48%)
Apr 13, 2011	35.21	35.21	34.27	34.75	509,888	-0.19(-0.56%)
Apr 12, 2011	35.47	35.61	34.88	34.94	562,694	-0.71(-2.00%)
Apr 11, 2011	35.59	35.89	35.20	35.66	643,315	+0.08(+0.23%)
Apr 08, 2011	36.14	36.35	35.40	35.57	314,427	-0.25(-0.70%)
Apr 07, 2011	36.44	36.64	35.77	35.82	354,309	-0.51(-1.40%)
Apr 06, 2011	36.82	37.04	35.78	36.33	559,002	-0.35(-0.96%)
Apr 05, 2011	36.65	37.04	36.32	36.68	393,812	-0.16(-0.43%)
Apr 04, 2011	36.44	36.93	36.32	36.84	636,514	+0.66(+1.82%)