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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 31, 2011	8.386	8.404	8.320	8.332	79,196	+0.00(+0.00%)
Oct 28, 2011	8.368	8.368	8.308	8.332	13,972	-0.04(-0.43%)
Oct 27, 2011	8.398	8.404	8.344	8.368	26,827	-0.00(-0.04%)
Oct 26, 2011	8.362	8.380	8.332	8.371	20,984	+0.00(+0.04%)
Oct 25, 2011	8.416	8.426	8.368	8.368	44,911	-0.06(-0.71%)
Oct 24, 2011	8.470	8.488	8.422	8.428	25,114	-0.07(-0.78%)
Oct 21, 2011	8.452	8.494	8.386	8.494	30,106	+0.05(+0.57%)
Oct 20, 2011	8.362	8.446	8.362	8.446	15,289	+0.04(+0.50%)
Oct 19, 2011	8.356	8.404	8.356	8.404	20,792	+0.07(+0.79%)
Oct 18, 2011	8.380	8.398	8.338	8.338	11,554	-0.05(-0.57%)
Oct 17, 2011	8.392	8.404	8.350	8.386	21,621	-0.01(-0.07%)
Oct 14, 2011	8.392	8.392	8.320	8.392	11,606	+0.08(+0.94%)
Oct 13, 2011	8.260	8.314	8.242	8.314	13,369	+0.04(+0.43%)
Oct 12, 2011	8.326	8.326	8.278	8.278	11,658	-0.06(-0.69%)
Oct 11, 2011	8.317	8.341	8.317	8.335	17,670	+0.02(+0.19%)
Oct 10, 2011	8.335	8.407	8.264	8.319	39,151	-0.05(-0.57%)
Oct 07, 2011	8.389	8.389	8.305	8.367	11,705	-0.01(-0.12%)
Oct 06, 2011	8.448	8.448	8.377	8.377	25,164	-0.08(-0.99%)
Oct 05, 2011	8.472	8.520	8.424	8.460	16,243	+0.00(+0.00%)
Oct 04, 2011	8.556	8.561	8.460	8.460	11,624	-0.11(-1.25%)