BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 30, 2009	6.235	6.235	6.185	6.190	24,756	-0.05(-0.73%)
Oct 29, 2009	6.286	6.286	6.210	6.235	66,661	-0.01(-0.16%)
Oct 28, 2009	6.276	6.286	6.241	6.246	60,199	-0.05(-0.81%)
Oct 27, 2009	6.286	6.327	6.271	6.296	90,366	-0.02(-0.24%)
Oct 26, 2009	6.337	6.357	6.311	6.311	118,138	-0.05(-0.80%)
Oct 23, 2009	6.322	6.372	6.322	6.362	84,868	+0.03(+0.40%)
Oct 22, 2009	6.438	6.438	6.337	6.337	55,972	-0.09(-1.34%)
Oct 21, 2009	6.540	6.540	6.423	6.423	51,916	-0.12(-1.78%)
Oct 20, 2009	6.423	6.540	6.408	6.540	159,764	+0.19(+3.04%)
Oct 19, 2009	6.266	6.388	6.261	6.347	105,882	+0.06(+0.97%)
Oct 16, 2009	6.235	6.296	6.231	6.286	51,161	+0.05(+0.73%)
Oct 15, 2009	6.337	6.337	6.149	6.241	118,856	-0.04(-0.57%)
Oct 14, 2009	6.514	6.514	6.268	6.276	63,260	-0.21(-3.28%)
Oct 13, 2009	6.398	6.489	6.398	6.489	60,523	+0.06(+0.87%)
Oct 12, 2009	6.565	6.621	6.332	6.433	79,377	-0.21(-3.13%)
Oct 09, 2009	6.707	6.727	6.641	6.641	21,534	-0.10(-1.50%)
Oct 08, 2009	6.753	6.753	6.707	6.742	41,897	-0.01(-0.13%)
Oct 07, 2009	6.717	6.783	6.717	6.751	63,817	+0.02(+0.29%)
Oct 06, 2009	6.682	6.747	6.682	6.732	103,876	+0.08(+1.14%)
Oct 05, 2009	6.666	6.707	6.616	6.656	168,946	-0.02(-0.30%)
Oct 02, 2009	6.595	6.697	6.595	6.676	133,599	+0.02(+0.23%)