BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2009	5.516	5.561	5.516	5.551	11,164	+0.01(+0.18%)
Apr 29, 2009	5.505	5.541	5.495	5.541	29,391	+0.04(+0.64%)
Apr 28, 2009	5.536	5.551	5.434	5.505	64,284	-0.03(-0.55%)
Apr 27, 2009	5.551	5.561	5.527	5.536	19,069	-0.02(-0.27%)
Apr 24, 2009	5.556	5.597	5.521	5.551	32,251	+0.01(+0.09%)
Apr 23, 2009	5.546	5.561	5.536	5.546	37,001	-0.01(-0.09%)
Apr 22, 2009	5.511	5.553	5.511	5.551	35,309	+0.04(+0.64%)
Apr 21, 2009	5.485	5.546	5.485	5.516	18,368	+0.01(+0.09%)
Apr 20, 2009	5.480	5.511	5.470	5.511	39,297	+0.04(+0.65%)
Apr 17, 2009	5.445	5.475	5.445	5.475	17,153	+0.03(+0.47%)
Apr 16, 2009	5.404	5.450	5.404	5.450	13,417	+0.05(+0.94%)
Apr 15, 2009	5.308	5.399	5.308	5.399	11,212	+0.10(+1.82%)
Apr 14, 2009	5.358	5.389	5.303	5.303	36,224	-0.05(-0.95%)
Apr 13, 2009	5.374	5.374	5.316	5.353	30,575	-0.01(-0.19%)
Apr 09, 2009	5.308	5.419	5.308	5.364	83,036	+0.04(+0.67%)
Apr 08, 2009	5.308	5.328	5.282	5.328	34,591	+0.02(+0.38%)
Apr 07, 2009	5.328	5.338	5.303	5.308	35,333	-0.04(-0.76%)
Apr 06, 2009	5.323	5.394	5.313	5.348	114,802	+0.05(+0.86%)
Apr 03, 2009	5.262	5.353	5.262	5.303	101,765	+0.05(+0.87%)
Apr 02, 2009	5.206	5.267	5.206	5.257	78,276	+0.04(+0.68%)
Apr 01, 2009	5.115	5.247	5.115	5.222	71,431	+0.02(+0.29%)
Mar 31, 2009	5.196	5.211	5.171	5.206	32,362	+0.03(+0.59%)
Mar 30, 2009	5.196	5.242	5.166	5.176	50,983	-0.06(-1.07%)
Mar 26, 2009	5.247	5.272	5.211	5.232	36,394	-0.03(-0.48%)
Mar 25, 2009	5.216	5.257	5.196	5.257	24,065	+0.04(+0.78%)
Mar 24, 2009	5.237	5.247	5.196	5.216	11,435	-0.02(-0.39%)
Mar 23, 2009	5.242	5.252	5.216	5.237	55,429	-0.02(-0.39%)
Mar 20, 2009	5.257	5.262	5.237	5.257	7,890	+0.02(+0.29%)
Mar 19, 2009	5.222	5.262	5.199	5.242	52,226	+0.02(+0.39%)
Mar 18, 2009	5.140	5.222	5.125	5.222	14,202	+0.09(+1.68%)
Mar 17, 2009	5.196	5.196	5.090	5.135	51,082	-0.06(-1.07%)
Mar 16, 2009	5.232	5.267	5.140	5.191	50,354	-0.04(-0.78%)
Mar 13, 2009	5.242	5.262	5.227	5.232	0	+0.01(+0.19%)
Mar 12, 2009	5.242	5.262	5.201	5.222	185,117	-0.04(-0.77%)
Mar 11, 2009	5.247	5.303	5.196	5.262	17,149	+0.04(+0.68%)
Mar 10, 2009	5.161	5.227	5.090	5.227	40,708	+0.09(+1.68%)
Mar 09, 2009	5.161	5.171	5.100	5.140	27,596	-0.03(-0.59%)
Mar 06, 2009	5.110	5.171	5.085	5.171	0	+0.10(+2.00%)
Mar 05, 2009	5.019	5.120	5.019	5.069	25,333	-0.13(-2.44%)
Mar 04, 2009	5.171	5.196	5.130	5.196	27,113	+0.01(+0.20%)
Mar 02, 2009	5.267	5.272	5.171	5.186	52,944	-0.09(-1.73%)
Feb 27, 2009	5.191	5.313	5.171	5.277	0	+0.08(+1.56%)
Feb 26, 2009	5.237	5.237	5.186	5.196	34,824	+0.01(+0.20%)
Feb 25, 2009	5.130	5.186	5.104	5.186	25,738	+0.08(+1.49%)
Feb 24, 2009	4.968	5.110	4.938	5.110	45,992	+0.14(+2.86%)
Feb 23, 2009	5.120	5.120	4.968	4.968	68,251	-0.13(-2.58%)
Feb 20, 2009	5.222	5.232	4.978	5.100	203,770	-0.14(-2.71%)
Feb 19, 2009	5.257	5.267	5.222	5.242	56,765	-0.02(-0.29%)
Feb 18, 2009	5.247	5.282	5.232	5.257	97,731	+0.03(+0.58%)
Feb 17, 2009	5.465	5.465	5.222	5.227	60,371	-0.25(-4.54%)
Feb 13, 2009	5.541	5.551	5.445	5.475	66,896	-0.05(-0.83%)
Feb 12, 2009	5.521	5.589	5.505	5.521	53,944	+0.03(+0.63%)
Feb 11, 2009	5.516	5.516	5.460	5.486	27,211	-0.00(-0.08%)
Feb 10, 2009	5.465	5.529	5.465	5.490	73,644	+0.03(+0.46%)
Feb 09, 2009	5.343	5.465	5.343	5.465	38,814	+0.11(+1.99%)
Feb 06, 2009	5.313	5.358	5.313	5.358	43,890	+0.07(+1.34%)
Feb 05, 2009	5.252	5.318	5.252	5.287	34,427	+0.04(+0.77%)
Feb 04, 2009	5.206	5.272	5.206	5.247	28,022	+0.02(+0.29%)
Feb 03, 2009	5.242	5.257	5.201	5.232	28,937	+0.01(+0.19%)