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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2009	6.695	6.725	6.668	6.711	48,418	+0.01(+0.16%)
Jul 30, 2009	6.700	6.711	6.695	6.700	14,221	+0.00(+0.00%)
Jul 29, 2009	6.695	6.704	6.679	6.700	27,402	+0.02(+0.32%)
Jul 28, 2009	6.646	6.812	6.636	6.679	43,492	+0.05(+0.81%)
Jul 27, 2009	6.572	6.652	6.566	6.625	54,489	+0.05(+0.81%)
Jul 24, 2009	6.508	6.582	6.508	6.572	937	+0.06(+0.98%)
Jul 23, 2009	6.534	6.545	6.412	6.508	32,683	-0.03(-0.41%)
Jul 22, 2009	6.513	6.534	6.497	6.534	13,739	+0.04(+0.54%)
Jul 21, 2009	6.476	6.529	6.460	6.499	40,262	+0.06(+0.86%)
Jul 20, 2009	6.476	6.497	6.428	6.444	41,426	+0.00(+0.00%)
Jul 17, 2009	6.460	6.492	6.444	6.444	50,413	-0.01(-0.08%)
Jul 16, 2009	6.401	6.454	6.401	6.449	28,868	+0.05(+0.75%)
Jul 15, 2009	6.364	6.422	6.342	6.401	60,445	+0.05(+0.84%)
Jul 14, 2009	6.406	6.406	6.332	6.348	72,409	-0.06(-0.92%)
Jul 13, 2009	6.433	6.433	6.358	6.406	33,267	-0.04(-0.58%)
Jul 10, 2009	6.444	6.465	6.444	6.444	5,249	+0.02(+0.25%)
Jul 09, 2009	6.502	6.502	6.406	6.428	37,879	-0.06(-0.99%)
Jul 08, 2009	6.401	6.492	6.401	6.492	42,596	+0.09(+1.42%)
Jul 07, 2009	6.358	6.406	6.348	6.401	29,244	+0.02(+0.25%)
Jul 06, 2009	6.348	6.385	6.337	6.385	9,763	+0.04(+0.67%)
Jul 02, 2009	6.348	6.374	6.278	6.342	36,211	-0.01(-0.08%)