BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2007	6.296	6.362	6.296	6.352	79,100	+0.04(+0.56%)
Nov 29, 2007	6.291	6.322	6.291	6.317	36,887	+0.03(+0.48%)
Nov 28, 2007	6.271	6.296	6.256	6.286	29,786	+0.04(+0.65%)
Nov 27, 2007	6.276	6.276	6.241	6.246	55,627	-0.03(-0.40%)
Nov 26, 2007	6.256	6.296	6.256	6.271	56,416	+0.01(+0.16%)
Nov 23, 2007	6.220	6.261	6.215	6.261	30,180	+0.03(+0.49%)
Nov 21, 2007	6.190	6.230	6.159	6.230	49,117	+0.01(+0.16%)
Nov 20, 2007	6.170	6.246	6.159	6.220	53,457	+0.04(+0.57%)
Nov 19, 2007	6.164	6.185	6.028	6.185	126,640	+0.02(+0.33%)
Nov 16, 2007	6.170	6.185	6.139	6.164	67,857	-0.01(-0.08%)
Nov 15, 2007	6.200	6.251	6.170	6.170	51,681	-0.03(-0.49%)
Nov 14, 2007	6.266	6.266	6.144	6.200	108,689	-0.07(-1.05%)
Nov 13, 2007	6.311	6.311	6.266	6.266	28,010	-0.05(-0.72%)
Nov 12, 2007	6.317	6.322	6.311	6.311	5,325	-0.03(-0.40%)
Nov 09, 2007	6.372	6.372	6.296	6.337	69,632	-0.06(-0.87%)
Nov 08, 2007	6.377	6.393	6.362	6.393	34,520	+0.01(+0.16%)
Nov 07, 2007	6.377	6.398	6.367	6.382	83,243	-0.06(-0.94%)
Nov 06, 2007	6.443	6.524	6.433	6.443	30,575	-0.01(-0.16%)
Nov 05, 2007	6.484	6.484	6.428	6.453	24,065	-0.07(-1.01%)
Nov 02, 2007	6.514	6.535	6.494	6.519	21,895	+0.03(+0.47%)