BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2010	7.272	7.277	7.229	7.234	93,004	-0.04(-0.52%)
Nov 29, 2010	7.261	7.272	7.212	7.272	34,611	+0.01(+0.07%)
Nov 26, 2010	7.196	7.277	7.186	7.266	59,213	+0.11(+1.58%)
Nov 24, 2010	7.180	7.153	7.153	7.153	88,708	-0.03(-0.45%)
Nov 23, 2010	7.137	7.186	7.100	7.186	105,100	+0.05(+0.68%)
Nov 22, 2010	7.051	7.137	7.035	7.137	122,350	+0.11(+1.53%)
Nov 19, 2010	6.944	7.078	6.944	7.030	64,218	+0.09(+1.24%)
Nov 18, 2010	7.084	7.089	6.853	6.944	139,926	-0.14(-1.97%)
Nov 17, 2010	6.965	7.084	6.916	7.084	132,021	+0.16(+2.25%)
Nov 16, 2010	6.885	7.019	6.616	6.928	367,858	-0.03(-0.39%)
Nov 15, 2010	7.239	7.245	6.837	6.955	276,444	-0.25(-3.50%)
Nov 12, 2010	7.051	7.207	7.035	7.207	120,169	+0.02(+0.30%)
Nov 11, 2010	7.245	7.293	7.024	7.186	237,903	-0.17(-2.34%)
Nov 10, 2010	7.583	7.583	7.245	7.357	425,850	-0.21(-2.80%)
Nov 09, 2010	7.634	7.634	7.548	7.570	70,795	-0.07(-0.91%)
Nov 08, 2010	7.698	7.703	7.623	7.639	78,483	-0.05(-0.69%)
Nov 05, 2010	7.692	7.692	7.676	7.692	27,079	+0.01(+0.14%)
Nov 04, 2010	7.730	7.730	7.660	7.682	87,619	-0.04(-0.55%)
Nov 03, 2010	7.698	7.741	7.687	7.725	88,053	+0.00(+0.00%)
Nov 02, 2010	7.735	7.735	7.708	7.725	23,678	-0.01(-0.07%)
Nov 01, 2010	7.692	7.730	7.692	7.730	50,243	+0.04(+0.49%)
Oct 29, 2010	7.692	7.735	7.671	7.692	42,474	+0.01(+0.14%)
Oct 28, 2010	7.698	7.698	7.655	7.682	43,661	+0.01(+0.07%)
Oct 27, 2010	7.692	7.698	7.639	7.676	71,825	-0.02(-0.28%)
Oct 25, 2010	7.687	7.762	7.687	7.698	27,143	+0.02(+0.21%)
Oct 22, 2010	7.676	7.719	7.671	7.682	52,448	+0.00(+0.00%)
Oct 21, 2010	7.714	7.730	7.678	7.682	45,602	+0.01(+0.07%)
Oct 20, 2010	7.730	7.730	7.676	7.676	56,817	-0.05(-0.62%)
Oct 19, 2010	7.762	7.762	7.692	7.725	40,621	-0.01(-0.07%)
Oct 18, 2010	7.735	7.778	7.714	7.730	38,702	-0.04(-0.45%)
Oct 15, 2010	7.815	7.858	7.757	7.765	73,901	-0.05(-0.64%)
Oct 14, 2010	7.826	7.885	7.810	7.815	69,646	-0.04(-0.54%)
Oct 13, 2010	7.949	7.949	7.858	7.858	24,816	-0.07(-0.84%)
Oct 12, 2010	7.941	7.941	7.877	7.925	21,833	-0.01(-0.13%)
Oct 11, 2010	7.935	7.937	7.904	7.935	51,980	+0.02(+0.20%)
Oct 08, 2010	7.920	7.967	7.893	7.920	47,899	+0.00(+0.00%)
Oct 07, 2010	7.898	7.920	7.872	7.920	36,155	+0.04(+0.54%)
Oct 06, 2010	7.973	7.973	7.841	7.877	88,481	-0.04(-0.47%)
Oct 05, 2010	8.026	8.026	7.898	7.914	75,582	-0.10(-1.26%)
Oct 04, 2010	8.015	8.015	7.973	8.015	85,962	+0.00(+0.00%)
Oct 01, 2010	8.015	8.015	7.957	8.015	109,864	+0.06(+0.73%)
Sep 30, 2010	7.914	7.957	7.901	7.957	48,019	+0.05(+0.67%)
Sep 29, 2010	7.920	7.928	7.888	7.904	62,595	+0.02(+0.20%)
Sep 28, 2010	7.909	7.909	7.792	7.888	107,286	+0.03(+0.34%)
Sep 27, 2010	7.882	7.893	7.813	7.861	52,369	+0.01(+0.14%)
Sep 24, 2010	7.951	7.951	7.819	7.850	80,453	-0.07(-0.94%)
Sep 23, 2010	7.866	7.925	7.850	7.925	82,289	+0.06(+0.81%)
Sep 22, 2010	7.819	7.861	7.803	7.861	76,935	+0.04(+0.48%)
Sep 21, 2010	7.813	7.824	7.792	7.824	85,341	+0.01(+0.07%)
Sep 20, 2010	7.797	7.819	7.776	7.819	49,252	+0.04(+0.55%)
Sep 17, 2010	7.776	7.776	7.627	7.776	95,211	+0.24(+3.25%)
Sep 15, 2010	7.803	7.803	7.478	7.532	167,652	-0.26(-3.28%)
Sep 14, 2010	7.803	7.808	7.765	7.787	72,158	-0.02(-0.20%)
Sep 13, 2010	7.776	7.813	7.744	7.803	95,894	+0.04(+0.51%)
Sep 10, 2010	7.720	7.768	7.720	7.763	70,756	+0.03(+0.34%)
Sep 09, 2010	7.768	7.768	7.705	7.736	75,740	-0.03(-0.41%)
Sep 08, 2010	7.715	7.768	7.694	7.768	111,052	+0.04(+0.55%)
Sep 07, 2010	7.752	7.760	7.720	7.726	126,379	-0.01(-0.14%)
Sep 03, 2010	7.747	7.747	7.710	7.736	66,095	-0.01(-0.10%)
Sep 02, 2010	7.720	7.747	7.657	7.744	138,261	+0.06(+0.79%)