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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2008	5.788	5.788	5.521	5.585	63,701	+0.16(+2.95%)
Sep 29, 2008	5.713	5.772	5.382	5.425	32,353	-0.42(-7.21%)
Sep 26, 2008	6.001	6.001	5.846	5.846	0	-0.15(-2.49%)
Sep 25, 2008	5.894	6.001	5.894	5.996	57,646	+0.15(+2.65%)
Sep 24, 2008	5.894	6.038	5.804	5.841	22,308	-0.11(-1.79%)
Sep 23, 2008	5.948	5.948	5.894	5.948	26,057	-0.02(-0.36%)
Sep 22, 2008	6.044	6.044	5.948	5.969	25,139	-0.07(-1.24%)
Sep 19, 2008	5.889	6.060	5.889	6.044	0	+0.21(+3.66%)
Sep 18, 2008	6.145	6.145	5.649	5.830	54,828	-0.33(-5.40%)
Sep 17, 2008	6.246	6.246	6.163	6.163	20,433	-0.17(-2.66%)
Sep 16, 2008	6.406	6.406	6.332	6.332	19,777	-0.13(-1.98%)
Sep 15, 2008	6.502	6.502	6.433	6.460	29,994	-0.09(-1.38%)
Sep 12, 2008	6.540	6.559	6.540	6.550	5,436	-0.01(-0.08%)
Sep 11, 2008	6.582	6.582	6.534	6.556	31,696	-0.05(-0.81%)
Sep 10, 2008	6.657	6.657	6.598	6.609	16,497	-0.06(-0.88%)
Sep 09, 2008	6.695	6.695	6.630	6.668	16,684	-0.02(-0.24%)
Sep 08, 2008	6.668	6.695	6.652	6.684	7,686	+0.03(+0.40%)
Sep 05, 2008	6.636	6.657	6.636	6.657	0	+0.01(+0.16%)
Sep 04, 2008	6.614	6.646	6.614	6.646	17,291	+0.04(+0.56%)
Sep 03, 2008	6.614	6.625	6.588	6.609	10,335	+0.01(+0.08%)
Sep 02, 2008	6.630	6.630	6.593	6.604	5,998	-0.02(-0.32%)
Aug 29, 2008	6.604	6.625	6.598	6.625	9,650	+0.03(+0.40%)
Aug 28, 2008	6.598	6.609	6.534	6.598	30,731	+0.01(+0.16%)
Aug 27, 2008	6.588	6.604	6.561	6.588	15,184	-0.01(-0.16%)
Aug 26, 2008	6.518	6.598	6.513	6.598	25,308	+0.03(+0.49%)
Aug 25, 2008	6.566	6.598	6.566	6.566	13,287	+0.00(+0.00%)
Aug 22, 2008	6.577	6.593	6.566	6.566	1,499	-0.04(-0.65%)
Aug 21, 2008	6.588	6.609	6.588	6.609	1,874	+0.02(+0.32%)
Aug 20, 2008	6.577	6.609	6.572	6.588	4,499	+0.01(+0.16%)
Aug 19, 2008	6.593	6.604	6.577	6.577	16,497	-0.02(-0.24%)
Aug 18, 2008	6.593	6.636	6.550	6.593	37,680	-0.02(-0.24%)
Aug 15, 2008	6.582	6.614	6.572	6.609	0	-0.01(-0.08%)
Aug 14, 2008	6.577	6.614	6.577	6.614	9,748	+0.03(+0.40%)
Aug 13, 2008	6.577	6.588	6.572	6.588	29,432	-0.02(-0.32%)
Aug 12, 2008	6.593	6.614	6.540	6.609	35,993	+0.02(+0.24%)
Aug 11, 2008	6.614	6.614	6.561	6.593	23,808	-0.04(-0.56%)
Aug 08, 2008	6.593	6.636	6.588	6.630	29,619	+0.05(+0.81%)
Aug 07, 2008	6.593	6.593	6.556	6.577	20,058	-0.02(-0.24%)
Aug 06, 2008	6.593	6.657	6.433	6.593	27,370	+0.00(+0.00%)
Aug 05, 2008	6.636	6.646	6.556	6.593	25,120	-0.05(-0.72%)
Aug 04, 2008	6.604	6.641	6.604	6.641	4,006	+0.02(+0.32%)
Aug 01, 2008	6.620	6.620	6.620	6.620	937	+0.02(+0.32%)
Jul 31, 2008	6.614	6.614	6.593	6.598	5,280	+0.01(+0.08%)
Jul 30, 2008	6.593	6.593	6.593	6.593	4,311	+0.00(+0.00%)
Jul 29, 2008	6.593	6.593	6.582	6.593	3,539	+0.01(+0.16%)
Jul 28, 2008	6.582	6.582	6.566	6.582	21,183	+0.02(+0.33%)
Jul 25, 2008	6.561	6.588	6.561	6.561	10,873	-0.02(-0.24%)
Jul 24, 2008	6.566	6.582	6.566	6.577	8,998	-0.03(-0.48%)
Jul 23, 2008	6.615	6.615	6.561	6.609	20,433	-0.01(-0.08%)
Jul 22, 2008	6.641	6.641	6.604	6.614	4,124	-0.04(-0.56%)
Jul 21, 2008	6.641	6.652	6.641	6.652	1,687	+0.00(+0.00%)
Jul 18, 2008	6.630	6.668	6.630	6.652	8,248	-0.01(-0.16%)
Jul 17, 2008	6.657	6.668	6.657	6.663	3,873	+0.00(+0.00%)
Jul 16, 2008	6.641	6.668	6.625	6.662	7,873	-0.01(-0.08%)
Jul 15, 2008	6.668	6.679	6.668	6.668	10,310	-0.04(-0.56%)
Jul 14, 2008	6.769	6.785	6.705	6.705	10,498	-0.08(-1.18%)
Jul 11, 2008	6.828	6.828	6.785	6.785	17,809	-0.08(-1.17%)
Jul 10, 2008	6.839	6.881	6.828	6.865	5,095	+0.03(+0.39%)
Jul 09, 2008	6.849	6.924	6.839	6.839	14,313	-0.02(-0.31%)
Jul 08, 2008	6.828	6.892	6.828	6.860	11,622	+0.07(+1.10%)
Jul 07, 2008	6.769	6.839	6.769	6.785	13,563	+0.02(+0.24%)
Jul 04, 2008	6.759	6.775	6.759	6.769	1,299	+0.00(+0.00%)
Jul 03, 2008	6.759	6.775	6.759	6.769	1,299	-0.01(-0.08%)
Jul 02, 2008	6.833	6.849	6.759	6.775	35,431	-0.06(-0.94%)