BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2010	6.771	6.787	6.771	6.787	76,115	+0.02(+0.23%)
Mar 30, 2010	6.792	6.792	6.746	6.771	69,784	-0.02(-0.23%)
Mar 29, 2010	6.771	6.792	6.761	6.787	99,688	-0.01(-0.08%)
Mar 26, 2010	6.756	6.792	6.756	6.792	120,718	+0.04(+0.53%)
Mar 25, 2010	6.746	6.787	6.746	6.756	188,929	+0.01(+0.15%)
Mar 24, 2010	6.674	6.751	6.658	6.746	254,329	+0.08(+1.16%)
Mar 23, 2010	6.669	6.679	6.648	6.669	109,818	-0.01(-0.08%)
Mar 22, 2010	6.612	6.684	6.612	6.674	38,547	-0.00(-0.07%)
Mar 19, 2010	6.632	6.679	6.632	6.679	23,324	+0.01(+0.15%)
Mar 18, 2010	6.658	6.674	6.658	6.669	25,179	+0.01(+0.08%)
Mar 17, 2010	6.643	6.663	6.643	6.663	32,945	+0.02(+0.31%)
Mar 16, 2010	6.658	6.658	6.643	6.643	38,579	-0.02(-0.23%)
Mar 15, 2010	6.658	6.658	6.653	6.658	40,480	+0.03(+0.39%)
Mar 12, 2010	6.627	6.674	6.622	6.632	96,455	+0.01(+0.16%)
Mar 11, 2010	6.674	6.674	6.607	6.622	54,110	-0.00(-0.07%)
Mar 10, 2010	6.596	6.648	6.591	6.627	132,296	+0.02(+0.31%)
Mar 09, 2010	6.591	6.607	6.587	6.607	67,331	+0.01(+0.08%)
Mar 08, 2010	6.571	6.607	6.571	6.601	57,718	+0.02(+0.23%)
Mar 05, 2010	6.525	6.591	6.525	6.586	109,874	+0.04(+0.55%)
Mar 04, 2010	6.566	6.566	6.545	6.550	63,525	-0.03(-0.39%)
Mar 03, 2010	6.545	6.581	6.534	6.576	140,362	+0.02(+0.23%)
Mar 02, 2010	6.555	6.581	6.530	6.560	193,852	+0.02(+0.31%)
Mar 01, 2010	6.540	6.550	6.535	6.540	71,137	-0.01(-0.16%)
Feb 26, 2010	6.535	6.550	6.535	6.550	45,462	+0.01(+0.08%)
Feb 25, 2010	6.540	6.545	6.525	6.545	34,598	+0.01(+0.16%)
Feb 24, 2010	6.525	6.550	6.520	6.535	45,274	+0.01(+0.16%)
Feb 23, 2010	6.458	6.525	6.458	6.525	33,157	+0.06(+0.98%)
Feb 22, 2010	6.504	6.520	6.453	6.461	78,330	-0.06(-0.89%)
Feb 19, 2010	6.550	6.555	6.479	6.520	108,148	-0.03(-0.47%)
Feb 18, 2010	6.525	6.555	6.525	6.550	60,846	+0.03(+0.39%)
Feb 17, 2010	6.530	6.545	6.509	6.525	98,188	-0.02(-0.31%)
Feb 16, 2010	6.566	6.571	6.509	6.545	91,526	-0.03(-0.47%)
Feb 12, 2010	6.550	6.576	6.576	6.576	65,021	+0.02(+0.31%)
Feb 11, 2010	6.530	6.581	6.530	6.555	59,839	-0.02(-0.31%)
Feb 10, 2010	6.566	6.581	6.560	6.576	18,077	+0.01(+0.12%)
Feb 09, 2010	6.573	6.573	6.532	6.568	76,244	-0.00(-0.06%)
Feb 08, 2010	6.532	6.578	6.532	6.572	62,941	+0.02(+0.30%)
Feb 05, 2010	6.553	6.563	6.517	6.553	41,200	+0.01(+0.08%)
Feb 04, 2010	6.548	6.588	6.527	6.548	99,677	-0.02(-0.31%)
Feb 03, 2010	6.542	6.568	6.542	6.568	39,971	+0.01(+0.16%)
Feb 02, 2010	6.553	6.563	6.522	6.558	72,944	+0.01(+0.08%)
Feb 01, 2010	6.573	6.573	6.553	6.553	28,775	-0.01(-0.16%)
Jan 29, 2010	6.563	6.578	6.558	6.563	27,205	-0.01(-0.08%)
Jan 28, 2010	6.568	6.568	6.548	6.568	18,251	+0.00(+0.00%)
Jan 27, 2010	6.507	6.573	6.507	6.568	12,741	+0.01(+0.21%)
Jan 26, 2010	6.548	6.558	6.537	6.554	18,509	+0.01(+0.17%)
Jan 25, 2010	6.512	6.548	6.507	6.543	58,904	+0.00(+0.00%)
Jan 22, 2010	6.548	6.548	6.512	6.542	42,279	-0.01(-0.16%)
Jan 21, 2010	6.527	6.553	6.522	6.553	42,397	+0.01(+0.16%)
Jan 20, 2010	6.568	6.573	6.507	6.542	46,664	-0.02(-0.23%)
Jan 19, 2010	6.558	6.558	6.537	6.558	17,873	-0.00(-0.06%)
Jan 15, 2010	6.527	6.562	6.562	6.562	36,896	-0.00(-0.02%)
Jan 14, 2010	6.517	6.563	6.517	6.563	24,748	+0.00(+0.00%)
Jan 13, 2010	6.542	6.563	6.532	6.563	34,366	+0.02(+0.35%)
Jan 12, 2010	6.529	6.540	6.509	6.540	70,184	+0.03(+0.39%)
Jan 11, 2010	6.484	6.514	6.474	6.514	42,008	+0.05(+0.71%)
Jan 08, 2010	6.459	6.474	6.453	6.469	42,341	+0.00(+0.00%)
Jan 07, 2010	6.428	6.474	6.428	6.469	44,420	+0.04(+0.55%)
Jan 06, 2010	6.408	6.438	6.408	6.433	42,844	+0.02(+0.24%)
Jan 05, 2010	6.428	6.453	6.408	6.418	48,498	-0.02(-0.31%)