Sigma-Aldrich (NQ: )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	68.29	68.95	67.64	68.20	362,314	-0.06(-0.09%)
May 23, 2011	68.87	68.88	67.55	68.26	630,007	-1.44(-2.07%)
May 20, 2011	69.87	70.18	68.77	69.70	567,327	-0.20(-0.29%)
May 19, 2011	70.18	70.42	69.61	69.90	434,803	-0.02(-0.03%)
May 18, 2011	68.54	69.98	68.12	69.92	459,899	+1.45(+2.12%)
May 17, 2011	68.80	69.02	67.72	68.47	456,459	-0.38(-0.55%)
May 16, 2011	68.85	69.78	68.40	68.85	463,877	-0.03(-0.04%)
May 13, 2011	70.07	70.21	68.80	68.88	472,782	-1.25(-1.78%)
May 12, 2011	69.54	70.26	69.03	70.13	557,316	+0.50(+0.72%)
May 11, 2011	70.41	70.47	69.39	69.63	885,645	-0.94(-1.33%)
May 10, 2011	69.21	70.58	69.09	70.57	687,253	+1.42(+2.05%)
May 09, 2011	68.89	69.24	68.33	69.15	383,177	+0.43(+0.63%)
May 06, 2011	69.20	69.70	68.25	68.72	417,119	+0.58(+0.85%)
May 05, 2011	68.86	69.48	68.01	68.14	701,557	-1.00(-1.45%)
May 04, 2011	69.43	69.80	68.61	69.14	684,673	-0.38(-0.55%)
May 03, 2011	70.58	70.68	68.87	69.52	619,647	-1.01(-1.43%)