BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 29, 2009	5.744	5.754	5.703	5.744	24,781	-0.03(-0.53%)
May 28, 2009	5.774	5.774	5.734	5.774	19,808	+0.01(+0.09%)
May 27, 2009	5.754	5.805	5.754	5.769	28,010	+0.01(+0.09%)
May 26, 2009	5.744	5.784	5.734	5.764	51,569	+0.04(+0.62%)
May 22, 2009	5.723	5.764	5.718	5.729	30,551	+0.00(+0.00%)
May 21, 2009	5.744	5.774	5.729	5.729	49,458	-0.01(-0.18%)
May 20, 2009	5.698	5.754	5.652	5.739	43,187	+0.06(+1.07%)
May 19, 2009	5.652	5.698	5.647	5.678	20,994	+0.02(+0.27%)
May 18, 2009	5.612	5.663	5.612	5.662	42,069	+0.04(+0.72%)
May 15, 2009	5.642	5.744	5.617	5.622	43,625	-0.01(-0.09%)
May 14, 2009	5.592	5.627	5.592	5.627	47,539	+0.00(+0.00%)
May 13, 2009	5.632	5.673	5.611	5.627	8,284	-0.09(-1.51%)
May 12, 2009	5.688	5.754	5.688	5.713	40,507	-0.00(-0.07%)
May 11, 2009	5.683	5.753	5.683	5.717	28,166	+0.02(+0.42%)
May 08, 2009	5.642	5.693	5.607	5.693	39,903	+0.06(+0.99%)
May 07, 2009	5.627	5.647	5.602	5.637	26,265	+0.03(+0.45%)
May 06, 2009	5.561	5.617	5.551	5.612	16,699	+0.07(+1.28%)
May 05, 2009	5.536	5.561	5.526	5.541	29,786	-0.02(-0.27%)
May 04, 2009	5.551	5.566	5.551	5.556	32,409	+0.01(+0.20%)