BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Nov 28, 2008	4.426	4.456	4.408	4.441	24,947	+0.03(+0.57%)
Nov 26, 2008	4.466	4.471	4.416	4.416	52,470	-0.05(-1.14%)
Nov 25, 2008	4.410	4.471	4.410	4.466	65,418	-0.01(-0.11%)
Nov 24, 2008	4.339	4.598	4.339	4.471	21,996	+0.09(+2.08%)
Nov 21, 2008	4.461	4.532	4.329	4.380	91,001	+0.02(+0.47%)
Nov 20, 2008	4.542	4.623	4.360	4.360	84,038	-0.35(-7.53%)
Nov 19, 2008	4.811	4.811	4.674	4.715	91,646	-0.10(-2.00%)
Nov 18, 2008	4.877	4.887	4.801	4.811	37,810	-0.07(-1.35%)
Nov 17, 2008	4.963	4.978	4.872	4.877	101,706	-0.09(-1.74%)
Nov 14, 2008	5.034	5.034	4.715	4.963	20,357	-0.08(-1.51%)
Nov 13, 2008	4.745	5.095	4.725	5.039	134,960	+0.19(+3.87%)
Nov 12, 2008	5.069	5.090	4.851	4.851	50,944	-0.24(-4.78%)
Nov 11, 2008	5.075	5.115	5.054	5.095	43,604	-0.01(-0.10%)
Nov 10, 2008	5.181	5.323	5.100	5.100	20,860	-0.12(-2.24%)
Nov 07, 2008	5.130	5.536	5.105	5.216	91,429	+0.04(+0.78%)
Nov 06, 2008	5.064	5.227	5.064	5.176	43,041	+0.10(+2.00%)
Nov 05, 2008	4.907	5.090	4.886	5.075	108,066	+0.24(+4.93%)
Nov 04, 2008	4.801	4.877	4.775	4.836	69,421	+0.04(+0.85%)