BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2011	6.824	6.900	6.824	6.873	55,097	+0.02(+0.32%)
Jan 28, 2011	6.846	6.851	6.813	6.851	69,812	+0.00(+0.00%)
Jan 27, 2011	6.846	6.857	6.808	6.851	47,757	+0.01(+0.08%)
Jan 26, 2011	6.813	6.857	6.791	6.846	59,079	+0.03(+0.40%)
Jan 25, 2011	6.786	6.824	6.764	6.819	131,326	+0.04(+0.64%)
Jan 24, 2011	6.666	6.775	6.666	6.775	50,772	+0.09(+1.38%)
Jan 21, 2011	6.601	6.742	6.601	6.683	69,197	+0.06(+0.90%)
Jan 20, 2011	6.519	6.666	6.509	6.623	85,404	+0.08(+1.25%)
Jan 19, 2011	6.558	6.590	6.487	6.541	97,047	-0.08(-1.15%)
Jan 18, 2011	6.394	6.617	6.394	6.617	109,908	+0.16(+2.53%)
Jan 14, 2011	6.460	6.498	6.378	6.454	195,525	-0.08(-1.25%)
Jan 13, 2011	6.606	6.623	6.471	6.536	199,684	-0.12(-1.80%)
Jan 12, 2011	6.715	6.715	6.628	6.655	101,251	-0.06(-0.91%)
Jan 11, 2011	6.733	6.738	6.706	6.717	49,302	-0.03(-0.50%)
Jan 10, 2011	6.841	6.841	6.738	6.751	79,644	-0.06(-0.85%)
Jan 07, 2011	6.857	6.857	6.808	6.808	50,614	+0.01(+0.08%)
Jan 06, 2011	6.895	6.900	6.798	6.803	34,294	-0.06(-0.87%)
Jan 05, 2011	6.917	6.933	6.852	6.862	49,278	-0.05(-0.78%)
Jan 04, 2011	6.900	6.944	6.884	6.917	46,171	+0.00(+0.00%)
Jan 03, 2011	7.014	7.014	6.895	6.917	74,181	-0.10(-1.39%)
Dec 31, 2010	6.868	7.014	6.846	7.014	76,690	+0.18(+2.61%)
Dec 30, 2010	6.868	6.900	6.819	6.835	57,473	-0.05(-0.78%)
Dec 29, 2010	6.808	6.911	6.771	6.890	78,459	+0.08(+1.19%)
Dec 28, 2010	6.862	6.879	6.808	6.809	73,857	-0.08(-1.18%)
Dec 27, 2010	6.960	6.960	6.846	6.890	110,220	-0.07(-1.01%)
Dec 23, 2010	6.917	6.998	6.895	6.960	70,005	-0.01(-0.16%)
Dec 22, 2010	6.890	6.971	6.868	6.971	138,449	+0.08(+1.10%)
Dec 21, 2010	6.976	6.976	6.841	6.895	85,173	-0.06(-0.93%)
Dec 20, 2010	7.149	7.149	6.895	6.960	65,210	-0.17(-2.35%)
Dec 17, 2010	7.106	7.154	7.072	7.127	70,677	+0.02(+0.30%)
Dec 16, 2010	6.814	7.106	6.808	7.106	192,261	+0.29(+4.20%)
Dec 15, 2010	6.727	6.831	6.717	6.819	153,754	+0.06(+0.96%)
Dec 14, 2010	6.700	6.781	6.641	6.754	173,264	+0.02(+0.32%)
Dec 13, 2010	6.781	6.781	6.646	6.733	108,056	-0.06(-0.82%)
Dec 10, 2010	6.794	6.799	6.718	6.788	132,455	-0.05(-0.71%)
Dec 09, 2010	6.863	6.863	6.772	6.837	87,773	-0.02(-0.28%)
Dec 08, 2010	6.896	6.949	6.734	6.856	149,018	-0.04(-0.58%)
Dec 07, 2010	7.067	7.067	6.896	6.896	101,897	-0.19(-2.73%)
Dec 06, 2010	7.159	7.159	7.030	7.089	61,924	-0.02(-0.30%)
Dec 03, 2010	7.127	7.207	7.078	7.110	78,103	+0.04(+0.53%)
Dec 02, 2010	7.175	7.175	7.030	7.073	104,493	-0.04(-0.60%)
Dec 01, 2010	7.266	7.266	7.102	7.116	110,661	-0.12(-1.63%)
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%)