BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2008	6.043	6.073	6.012	6.038	56,909	-0.02(-0.25%)
Jul 30, 2008	6.038	6.078	6.038	6.053	30,979	-0.01(-0.08%)
Jul 29, 2008	6.058	6.063	6.028	6.058	11,835	+0.02(+0.25%)
Jul 28, 2008	6.017	6.063	6.017	6.043	12,571	+0.00(+0.00%)
Jul 25, 2008	6.038	6.063	6.033	6.043	36,889	+0.00(+0.00%)
Jul 24, 2008	6.063	6.063	6.033	6.043	63,961	-0.03(-0.42%)
Jul 23, 2008	6.073	6.099	6.063	6.068	19,609	-0.02(-0.25%)
Jul 22, 2008	6.078	6.119	6.012	6.083	28,010	+0.01(+0.08%)
Jul 21, 2008	6.083	6.083	6.078	6.078	18,345	+0.00(+0.00%)
Jul 18, 2008	6.083	6.104	6.078	6.078	51,287	+0.00(+0.00%)
Jul 17, 2008	6.048	6.078	6.048	6.078	7,693	+0.03(+0.42%)
Jul 16, 2008	6.129	6.129	6.053	6.053	18,345	-0.03(-0.50%)
Jul 15, 2008	6.170	6.175	6.083	6.083	71,259	-0.10(-1.56%)
Jul 14, 2008	6.175	6.180	6.170	6.180	25,925	+0.00(+0.00%)
Jul 11, 2008	6.170	6.190	6.170	6.180	31,510	-0.03(-0.49%)
Jul 10, 2008	6.195	6.210	6.190	6.210	3,246	+0.01(+0.16%)
Jul 09, 2008	6.175	6.200	6.175	6.200	12,506	+0.02(+0.25%)
Jul 08, 2008	6.190	6.190	6.149	6.185	62,925	-0.02(-0.25%)
Jul 07, 2008	6.190	6.225	6.190	6.200	42,720	+0.00(+0.00%)
Jul 04, 2008	6.185	6.210	6.175	6.200	23,718	+0.00(+0.00%)
Jul 03, 2008	6.185	6.210	6.175	6.200	23,718	+0.02(+0.33%)
Jul 02, 2008	6.144	6.180	6.139	6.180	37,404	+0.03(+0.49%)