BlackRock Municipal Income Investment Quality Trust Fund (NY: BAF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2009	6.230	6.316	6.156	6.204	28,791	-0.02(-0.26%)
Apr 29, 2009	6.113	6.255	6.113	6.220	25,238	+0.05(+0.78%)
Apr 28, 2009	6.193	6.193	6.124	6.172	24,773	-0.02(-0.26%)
Apr 27, 2009	6.289	6.289	6.188	6.188	27,323	-0.06(-0.94%)
Apr 24, 2009	6.273	6.284	6.209	6.246	14,809	-0.04(-0.59%)
Apr 23, 2009	6.257	6.284	6.210	6.284	13,655	+0.08(+1.29%)
Apr 22, 2009	6.214	6.294	6.177	6.204	29,096	+0.01(+0.17%)
Apr 21, 2009	6.092	6.294	6.001	6.193	19,965	+0.15(+2.54%)
Apr 20, 2009	6.022	6.070	6.017	6.039	20,750	+0.02(+0.28%)
Apr 17, 2009	5.996	6.022	5.975	6.022	15,372	+0.07(+1.26%)
Apr 16, 2009	5.873	5.948	5.873	5.948	10,160	+0.05(+0.81%)
Apr 15, 2009	5.804	5.900	5.804	5.900	7,686	+0.04(+0.64%)
Apr 14, 2009	5.873	6.022	5.820	5.862	65,315	-0.11(-1.88%)
Apr 13, 2009	6.028	6.028	5.932	5.974	7,500	-0.05(-0.89%)
Apr 09, 2009	5.964	6.070	5.964	6.028	23,088	+0.07(+1.16%)
Apr 08, 2009	5.953	5.964	5.953	5.958	2,778	+0.01(+0.09%)
Apr 07, 2009	5.932	5.953	5.910	5.953	8,998	+0.04(+0.63%)
Apr 06, 2009	5.910	5.916	5.782	5.916	18,371	-0.05(-0.80%)
Apr 03, 2009	5.894	5.964	5.884	5.964	9,253	+0.02(+0.27%)
Apr 02, 2009	5.905	5.958	5.905	5.948	4,613	+0.06(+1.09%)