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%)
Nov 03, 2008	4.791	4.831	4.755	4.796	64,109	+0.01(+0.11%)
Oct 31, 2008	4.816	4.816	4.725	4.791	77,522	-0.03(-0.63%)
Oct 30, 2008	4.897	4.912	4.821	4.821	47,426	-0.08(-1.65%)
Oct 29, 2008	4.917	4.943	4.902	4.902	76,534	-0.03(-0.51%)
Oct 28, 2008	5.019	5.069	4.902	4.928	128,729	+0.03(+0.52%)
Oct 27, 2008	4.826	4.948	4.816	4.902	49,539	+0.04(+0.73%)
Oct 24, 2008	5.323	5.323	4.740	4.867	126,713	-0.01(-0.10%)
Oct 23, 2008	4.765	4.928	4.765	4.872	55,644	+0.13(+2.67%)
Oct 22, 2008	4.623	4.816	4.623	4.745	51,376	+0.11(+2.30%)
Oct 21, 2008	4.563	4.659	4.537	4.639	80,027	+0.08(+1.67%)
Oct 20, 2008	4.461	4.598	4.461	4.563	52,175	+0.09(+1.93%)
Oct 17, 2008	4.319	4.476	4.319	4.476	39,988	+0.17(+4.00%)
Oct 16, 2008	4.410	4.410	4.243	4.304	38,120	-0.08(-1.85%)
Oct 15, 2008	4.547	4.547	4.334	4.385	51,427	-0.16(-3.57%)
Oct 14, 2008	4.147	4.715	4.147	4.547	84,130	+0.43(+10.47%)
Oct 13, 2008	3.706	4.121	3.706	4.116	85,957	+0.41(+11.08%)
Oct 10, 2008	4.081	4.332	3.179	3.706	108,474	-0.64(-14.80%)
Oct 09, 2008	4.542	4.547	4.350	4.350	55,035	-0.12(-2.61%)
Oct 08, 2008	4.816	4.816	4.258	4.466	79,085	-0.45(-9.18%)
Oct 07, 2008	5.171	5.171	4.897	4.917	51,080	-0.07(-1.42%)
Oct 06, 2008	5.196	5.262	4.963	4.988	102,391	-0.22(-4.19%)
Oct 03, 2008	5.247	5.348	4.998	5.206	69,573	-0.05(-0.87%)
Oct 02, 2008	5.206	5.293	5.161	5.252	80,089	+0.05(+0.97%)
Oct 01, 2008	4.968	5.262	4.968	5.201	48,592	+0.14(+2.70%)
Sep 30, 2008	4.902	5.313	4.872	5.064	98,627	+0.20(+4.17%)
Sep 29, 2008	5.171	5.211	4.816	4.862	83,663	-0.39(-7.43%)
Sep 26, 2008	5.379	5.379	5.201	5.252	0	-0.13(-2.45%)
Sep 25, 2008	5.424	5.434	5.272	5.384	76,931	-0.03(-0.56%)
Sep 24, 2008	5.505	5.505	5.374	5.414	31,955	+0.01(+0.19%)
Sep 23, 2008	5.521	5.526	5.227	5.404	80,057	-0.11(-2.02%)
Sep 22, 2008	5.729	5.769	5.424	5.516	65,691	-0.17(-2.94%)
Sep 19, 2008	5.607	5.713	5.607	5.683	0	+0.10(+1.82%)
Sep 18, 2008	5.906	5.910	5.480	5.581	115,426	-0.17(-2.96%)
Sep 17, 2008	5.926	5.926	5.739	5.752	49,373	-0.21(-3.44%)
Sep 16, 2008	5.962	5.967	5.957	5.957	24,805	-0.03(-0.42%)
Sep 15, 2008	6.033	6.043	5.977	5.982	19,134	-0.07(-1.09%)
Sep 12, 2008	6.068	6.068	6.038	6.048	43,988	-0.02(-0.33%)
Sep 11, 2008	6.129	6.129	6.063	6.068	32,372	-0.07(-1.07%)
Sep 10, 2008	6.119	6.139	6.104	6.134	23,982	-0.01(-0.08%)
Sep 09, 2008	6.114	6.139	6.094	6.139	11,835	+0.01(+0.08%)
Sep 08, 2008	6.094	6.134	6.094	6.134	13,879	+0.03(+0.50%)
Sep 05, 2008	6.078	6.119	6.078	6.104	0	+0.00(+0.00%)
Sep 04, 2008	6.073	6.104	6.068	6.104	20,712	+0.03(+0.42%)
Sep 03, 2008	6.048	6.078	6.048	6.078	16,976	+0.02(+0.25%)