BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2011	8.067	8.118	8.044	8.044	20,424	-0.05(-0.56%)
Sep 29, 2011	8.055	8.090	8.055	8.090	14,017	+0.02(+0.28%)
Sep 28, 2011	7.993	8.090	7.993	8.067	26,425	+0.07(+0.86%)
Sep 27, 2011	8.061	8.084	7.981	7.998	64,315	-0.08(-0.99%)
Sep 26, 2011	8.101	8.107	8.038	8.078	42,494	+0.00(+0.00%)
Sep 23, 2011	8.016	8.101	8.016	8.078	68,434	+0.03(+0.43%)
Sep 22, 2011	8.038	8.101	8.004	8.044	51,563	-0.04(-0.49%)
Sep 21, 2011	7.987	8.084	7.964	8.084	72,791	+0.03(+0.42%)
Sep 20, 2011	8.101	8.101	8.004	8.050	30,444	+0.02(+0.28%)
Sep 19, 2011	7.964	8.027	7.964	8.027	25,492	+0.03(+0.43%)
Sep 16, 2011	7.936	8.004	7.936	7.993	38,139	+0.03(+0.43%)
Sep 15, 2011	7.947	7.958	7.896	7.958	62,679	-0.01(-0.14%)
Sep 14, 2011	7.958	7.987	7.941	7.970	29,114	-0.01(-0.14%)
Sep 13, 2011	7.896	7.981	7.896	7.981	34,711	+0.08(+1.06%)
Sep 12, 2011	7.795	7.903	7.795	7.897	60,821	+0.02(+0.22%)
Sep 09, 2011	7.807	7.880	7.784	7.880	53,060	+0.03(+0.36%)
Sep 08, 2011	7.784	7.858	7.784	7.852	70,016	+0.07(+0.95%)
Sep 07, 2011	7.704	7.812	7.704	7.778	50,248	+0.06(+0.81%)
Sep 06, 2011	7.693	7.716	7.653	7.716	41,391	-0.02(-0.29%)
Sep 02, 2011	7.665	7.738	7.631	7.738	44,274	+0.05(+0.66%)
Sep 01, 2011	7.738	7.738	7.676	7.687	42,152	-0.02(-0.29%)
Aug 31, 2011	7.693	7.750	7.687	7.710	68,649	+0.07(+0.89%)
Aug 30, 2011	7.585	7.642	7.585	7.642	49,548	+0.03(+0.45%)
Aug 29, 2011	7.614	7.614	7.551	7.608	26,389	+0.03(+0.45%)
Aug 26, 2011	7.546	7.597	7.546	7.574	36,809	+0.00(+0.00%)
Aug 25, 2011	7.557	7.574	7.519	7.574	49,169	+0.01(+0.07%)
Aug 24, 2011	7.591	7.614	7.546	7.568	34,662	-0.01(-0.07%)
Aug 23, 2011	7.540	7.580	7.529	7.574	26,024	+0.03(+0.45%)
Aug 22, 2011	7.506	7.597	7.506	7.540	82,043	+0.03(+0.38%)
Aug 19, 2011	7.455	7.563	7.455	7.512	36,684	-0.01(-0.15%)
Aug 18, 2011	7.506	7.551	7.450	7.523	30,577	-0.06(-0.75%)
Aug 17, 2011	7.551	7.597	7.551	7.580	15,944	+0.03(+0.45%)
Aug 16, 2011	7.551	7.585	7.529	7.546	41,550	-0.05(-0.67%)
Aug 15, 2011	7.534	7.597	7.495	7.597	41,256	+0.09(+1.13%)
Aug 12, 2011	7.404	7.517	7.398	7.512	22,925	+0.09(+1.22%)
Aug 11, 2011	7.353	7.427	7.342	7.421	21,308	+0.05(+0.67%)
Aug 10, 2011	7.152	7.394	7.107	7.371	79,724	+0.20(+2.75%)
Aug 09, 2011	7.394	7.200	6.960	7.174	97,391	+0.07(+0.95%)
Aug 08, 2011	7.394	7.394	7.078	7.107	137,280	-0.41(-5.40%)
Aug 05, 2011	7.540	7.563	7.411	7.512	49,786	-0.01(-0.15%)
Aug 04, 2011	7.614	7.687	7.524	7.524	32,739	-0.08(-1.11%)
Aug 03, 2011	7.529	7.659	7.529	7.608	43,290	+0.06(+0.75%)
Aug 02, 2011	7.478	7.574	7.478	7.552	30,674	+0.06(+0.83%)
Aug 01, 2011	7.405	7.490	7.405	7.490	17,666	+0.12(+1.61%)
Jul 29, 2011	7.371	7.392	7.354	7.371	31,781	-0.07(-0.91%)
Jul 28, 2011	7.416	7.491	7.332	7.439	46,287	+0.01(+0.08%)
Jul 27, 2011	7.524	7.552	7.428	7.433	38,886	-0.12(-1.64%)
Jul 26, 2011	7.614	7.636	7.552	7.557	47,315	-0.08(-1.03%)
Jul 25, 2011	7.586	7.698	7.574	7.636	80,841	+0.02(+0.22%)
Jul 22, 2011	7.636	7.636	7.619	7.619	106,619	+0.06(+0.82%)
Jul 21, 2011	7.574	7.597	7.524	7.557	37,944	+0.01(+0.07%)
Jul 20, 2011	7.484	7.552	7.484	7.552	29,757	+0.06(+0.75%)
Jul 19, 2011	7.450	7.529	7.450	7.495	52,409	+0.02(+0.23%)
Jul 18, 2011	7.507	7.540	7.445	7.478	29,970	-0.04(-0.52%)
Jul 15, 2011	7.546	7.552	7.507	7.518	46,067	-0.03(-0.37%)
Jul 14, 2011	7.563	7.597	7.546	7.546	12,548	-0.05(-0.67%)
Jul 13, 2011	7.569	7.614	7.569	7.597	29,611	+0.03(+0.35%)
Jul 12, 2011	7.604	7.604	7.559	7.570	36,002	-0.00(-0.04%)
Jul 11, 2011	7.626	7.626	7.570	7.573	25,572	-0.04(-0.48%)
Jul 08, 2011	7.570	7.609	7.570	7.609	17,864	+0.00(+0.00%)
Jul 07, 2011	7.525	7.632	7.525	7.609	56,261	+0.07(+0.97%)
Jul 06, 2011	7.503	7.548	7.503	7.536	35,844	+0.00(+0.00%)
Jul 05, 2011	7.508	7.542	7.486	7.536	62,077	+0.05(+0.67%)