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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	49.15	49.31	48.51	48.62	3,695,139	-0.60(-1.22%)
May 30, 2012	49.11	49.36	48.67	49.22	794,114	-0.84(-1.68%)
May 29, 2012	49.41	50.13	49.01	50.07	828,393	+1.39(+2.85%)
May 25, 2012	49.33	49.68	48.31	48.68	611,397	-0.95(-1.92%)
May 24, 2012	49.24	49.88	48.93	49.63	776,701	+0.38(+0.77%)
May 23, 2012	47.90	49.34	47.58	49.25	793,298	+0.76(+1.57%)
May 22, 2012	48.34	48.96	47.81	48.49	1,813,829	+0.36(+0.75%)
May 21, 2012	46.67	48.93	46.39	48.13	1,806,209	+1.54(+3.30%)
May 18, 2012	46.77	46.98	45.81	46.59	2,105,847	+0.07(+0.16%)
May 17, 2012	50.20	50.31	46.38	46.52	2,550,958	-3.52(-7.03%)
May 16, 2012	52.16	52.45	49.94	50.04	1,488,190	-1.81(-3.48%)
May 15, 2012	52.88	53.02	51.77	51.84	1,041,534	-0.94(-1.77%)
May 14, 2012	53.47	53.70	52.69	52.78	1,174,720	-1.38(-2.55%)
May 11, 2012	53.73	54.75	53.70	54.16	472,841	-0.04(-0.07%)
May 10, 2012	55.09	55.28	53.94	54.20	606,934	-0.54(-0.98%)
May 09, 2012	53.83	55.10	53.69	54.73	767,405	-0.03(-0.05%)
May 08, 2012	54.19	54.91	53.45	54.76	774,760	+0.03(+0.05%)
May 07, 2012	54.04	55.05	53.71	54.73	1,176,114	+0.04(+0.07%)
May 04, 2012	54.71	55.09	54.10	54.70	1,353,778	-0.87(-1.57%)
May 03, 2012	55.82	56.10	55.21	55.57	863,731	-0.44(-0.79%)
May 02, 2012	55.18	56.26	54.90	56.01	636,871	+0.38(+0.68%)