BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
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%)
Sep 01, 2010	7.773	7.773	7.668	7.683	114,467	-0.06(-0.82%)
Aug 31, 2010	7.715	7.768	7.689	7.747	135,299	+0.03(+0.41%)
Aug 30, 2010	7.715	7.726	7.705	7.715	47,827	+0.00(+0.00%)
Aug 27, 2010	7.715	7.715	7.599	7.715	120,874	+0.11(+1.46%)
Aug 26, 2010	7.535	7.615	7.477	7.604	283,809	+0.07(+0.91%)
Aug 25, 2010	7.662	7.662	7.488	7.535	423,072	-0.13(-1.72%)
Aug 24, 2010	7.720	7.731	7.620	7.668	121,118	-0.05(-0.68%)
Aug 23, 2010	7.615	7.720	7.615	7.720	93,642	+0.09(+1.18%)
Aug 20, 2010	7.620	7.636	7.609	7.631	47,545	+0.01(+0.14%)
Aug 19, 2010	7.641	7.657	7.604	7.620	92,476	-0.08(-1.03%)
Aug 18, 2010	7.720	7.736	7.695	7.699	44,879	-0.01(-0.07%)
Aug 17, 2010	7.710	7.720	7.694	7.705	42,218	-0.01(-0.07%)
Aug 16, 2010	7.736	7.736	7.694	7.710	77,729	-0.02(-0.27%)
Aug 13, 2010	7.731	7.736	7.715	7.731	29,285	+0.01(+0.07%)
Aug 12, 2010	7.720	7.766	7.715	7.726	49,665	-0.01(-0.10%)
Aug 11, 2010	7.681	7.744	7.681	7.734	42,461	+0.03(+0.34%)
Aug 10, 2010	7.623	7.707	7.513	7.707	78,074	+0.02(+0.20%)
Aug 09, 2010	7.692	7.718	7.665	7.692	125,014	-0.02(-0.20%)
Aug 06, 2010	7.707	7.836	7.665	7.707	176,453	-0.05(-0.61%)
Aug 05, 2010	7.655	7.760	7.655	7.755	58,544	+0.05(+0.67%)
Aug 04, 2010	7.686	7.728	7.628	7.703	83,710	+0.05(+0.70%)
Aug 03, 2010	7.628	7.686	7.607	7.650	89,270	-0.02(-0.21%)
Aug 02, 2010	7.592	7.681	7.586	7.665	140,036	+0.11(+1.46%)
Jul 30, 2010	7.555	7.576	7.476	7.555	148,194	+0.08(+1.13%)
Jul 29, 2010	7.492	7.492	7.450	7.471	37,129	+0.02(+0.21%)
Jul 28, 2010	7.434	7.497	7.431	7.455	87,141	+0.02(+0.21%)
Jul 27, 2010	7.418	7.439	7.407	7.439	48,593	+0.03(+0.35%)
Jul 26, 2010	7.386	7.418	7.313	7.413	93,113	+0.05(+0.64%)
Jul 23, 2010	7.428	7.439	7.329	7.365	128,535	-0.06(-0.85%)
Jul 22, 2010	7.413	7.428	7.386	7.428	48,981	+0.03(+0.36%)
Jul 21, 2010	7.381	7.428	7.381	7.402	111,448	-0.01(-0.07%)
Jul 20, 2010	7.407	7.407	7.360	7.407	105,330	+0.02(+0.21%)
Jul 19, 2010	7.439	7.439	7.386	7.392	93,594	-0.04(-0.50%)
Jul 16, 2010	7.428	7.471	7.360	7.428	172,192	-0.02(-0.28%)
Jul 15, 2010	7.397	7.450	7.355	7.450	80,207	+0.07(+0.93%)
Jul 14, 2010	7.339	7.381	7.281	7.381	63,588	+0.05(+0.65%)
Jul 13, 2010	7.318	7.339	7.276	7.334	104,972	+0.06(+0.83%)
Jul 12, 2010	7.326	7.352	7.273	7.273	94,024	-0.06(-0.86%)
Jul 09, 2010	7.336	7.341	7.310	7.336	45,459	+0.02(+0.21%)
Jul 08, 2010	7.299	7.320	7.294	7.320	41,763	+0.03(+0.36%)
Jul 07, 2010	7.258	7.294	7.242	7.294	97,592	+0.03(+0.36%)
Jul 06, 2010	7.211	7.268	7.211	7.268	66,085	+0.06(+0.80%)
Jul 02, 2010	7.211	7.211	7.195	7.211	31,978	-0.01(-0.07%)