BlackRock MuniYield Investment Quality Fund (NY: MFT )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2008	4.995	5.016	4.923	4.995	181,392	+0.00(+0.00%)
Sep 29, 2008	5.269	5.269	4.897	4.995	28,373	-0.27(-5.19%)
Sep 26, 2008	5.356	5.356	5.269	5.269	0	-0.09(-1.64%)
Sep 25, 2008	5.377	5.397	5.356	5.356	17,846	-0.04(-0.76%)
Sep 24, 2008	5.397	5.397	5.397	5.397	581	-0.02(-0.29%)
Sep 23, 2008	5.568	5.568	5.361	5.413	59,358	-0.13(-2.33%)
Sep 22, 2008	5.598	5.629	5.511	5.542	32,977	-0.05(-0.92%)
Sep 19, 2008	5.547	5.640	5.506	5.593	0	+0.12(+2.26%)
Sep 18, 2008	5.841	5.872	5.444	5.470	71,967	-0.19(-3.28%)
Sep 17, 2008	5.887	5.887	5.655	5.655	66,923	-0.24(-4.14%)
Sep 16, 2008	5.990	5.990	5.867	5.900	193,982	-0.09(-1.51%)
Sep 15, 2008	6.037	6.037	5.985	5.990	21,970	-0.07(-1.19%)
Sep 12, 2008	6.068	6.068	6.062	6.062	11,056	-0.02(-0.25%)
Sep 11, 2008	6.109	6.114	6.068	6.078	47,331	-0.06(-1.01%)
Sep 10, 2008	6.135	6.145	6.109	6.140	23,471	-0.02(-0.33%)
Sep 09, 2008	6.150	6.171	6.137	6.160	8,535	+0.01(+0.17%)
Sep 08, 2008	6.171	6.171	6.124	6.150	35,886	+0.00(+0.00%)
Sep 05, 2008	6.140	6.155	6.119	6.150	0	+0.01(+0.17%)
Sep 04, 2008	6.119	6.145	6.119	6.140	12,991	+0.02(+0.34%)
Sep 03, 2008	6.093	6.119	6.093	6.119	8,147	+0.03(+0.42%)