BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jun 30, 2011	7.464	7.492	7.464	7.492	22,658	+0.02(+0.30%)
Jun 29, 2011	7.564	7.564	7.460	7.469	44,771	-0.07(-0.97%)
Jun 28, 2011	7.525	7.576	7.525	7.542	15,840	+0.01(+0.07%)
Jun 27, 2011	7.514	7.553	7.514	7.536	26,489	-0.01(-0.15%)
Jun 24, 2011	7.525	7.559	7.525	7.548	3,799	+0.01(+0.07%)
Jun 23, 2011	7.592	7.632	7.508	7.542	82,190	-0.05(-0.66%)
Jun 22, 2011	7.592	7.604	7.592	7.592	7,108	+0.00(+0.00%)
Jun 21, 2011	7.520	7.592	7.520	7.592	33,805	+0.04(+0.59%)
Jun 20, 2011	7.531	7.548	7.529	7.548	29,873	+0.04(+0.60%)
Jun 17, 2011	7.480	7.503	7.441	7.503	35,079	+0.01(+0.07%)
Jun 16, 2011	7.492	7.520	7.452	7.497	29,091	+0.01(+0.07%)
Jun 15, 2011	7.441	7.492	7.440	7.492	22,474	+0.01(+0.15%)
Jun 14, 2011	7.424	7.486	7.424	7.480	17,794	+0.04(+0.53%)
Jun 13, 2011	7.458	7.497	7.419	7.441	27,608	+0.01(+0.13%)
Jun 10, 2011	7.426	7.476	7.398	7.431	52,386	+0.01(+0.08%)
Jun 09, 2011	7.465	7.465	7.426	7.426	20,582	-0.02(-0.22%)
Jun 08, 2011	7.459	7.476	7.443	7.443	18,186	-0.02(-0.22%)
Jun 07, 2011	7.437	7.465	7.437	7.459	41,831	-0.00(-0.00%)
Jun 06, 2011	7.387	7.476	7.387	7.459	41,606	+0.05(+0.68%)
Jun 03, 2011	7.359	7.409	7.348	7.409	77,372	+0.06(+0.76%)
May 24, 2011	7.415	7.428	7.342	7.353	35,557	-0.06(-0.83%)
May 23, 2011	7.387	7.426	7.342	7.415	41,520	+0.01(+0.08%)
May 20, 2011	7.398	7.426	7.376	7.409	27,947	+0.00(+0.07%)
May 19, 2011	7.331	7.415	7.331	7.404	80,872	+0.06(+0.77%)
May 18, 2011	7.376	7.397	7.320	7.348	41,655	-0.03(-0.47%)
May 17, 2011	7.370	7.409	7.353	7.382	42,339	-0.02(-0.29%)
May 16, 2011	7.392	7.409	7.359	7.404	23,203	+0.02(+0.23%)
May 13, 2011	7.353	7.387	7.353	7.387	27,538	+0.02(+0.23%)
May 12, 2011	7.376	7.387	7.353	7.370	36,898	-0.01(-0.09%)
May 11, 2011	7.432	7.455	7.377	7.377	44,399	-0.03(-0.45%)
May 10, 2011	7.355	7.410	7.316	7.410	58,414	+0.07(+0.90%)
May 09, 2011	7.360	7.360	7.305	7.344	21,148	+0.02(+0.23%)
May 06, 2011	7.288	7.349	7.288	7.327	30,994	+0.03(+0.46%)
May 05, 2011	7.222	7.294	7.222	7.294	30,529	+0.06(+0.84%)
May 04, 2011	7.189	7.233	7.183	7.233	39,134	+0.06(+0.85%)
May 03, 2011	7.211	7.211	7.139	7.172	50,258	-0.06(-0.79%)
May 02, 2011	7.229	7.229	7.229	7.229	20,706	+0.06(+0.80%)
Apr 29, 2011	7.106	7.183	7.095	7.172	43,578	+0.07(+1.01%)
Apr 28, 2011	7.122	7.122	7.078	7.100	22,492	-0.01(-0.16%)
Apr 27, 2011	7.084	7.111	7.023	7.111	34,324	+0.03(+0.47%)
Apr 26, 2011	7.056	7.078	7.000	7.078	46,342	+0.02(+0.32%)
Apr 25, 2011	7.050	7.067	7.006	7.055	39,405	+0.03(+0.47%)
Apr 21, 2011	7.056	7.067	6.984	7.023	48,574	-0.01(-0.16%)
Apr 20, 2011	6.967	7.034	6.951	7.034	44,645	+0.11(+1.52%)
Apr 19, 2011	6.923	6.973	6.895	6.928	22,905	-0.03(-0.48%)
Apr 18, 2011	6.890	6.962	6.868	6.962	39,058	-0.01(-0.16%)
Apr 15, 2011	6.851	6.973	6.840	6.973	50,134	+0.09(+1.29%)
Apr 14, 2011	6.868	6.895	6.812	6.884	58,813	+0.02(+0.24%)
Apr 13, 2011	6.912	6.917	6.834	6.868	33,071	-0.03(-0.42%)
Apr 12, 2011	6.869	6.897	6.817	6.897	24,009	+0.01(+0.08%)
Apr 11, 2011	6.974	6.974	6.864	6.891	41,841	-0.07(-0.95%)
Apr 08, 2011	7.001	7.012	6.935	6.957	36,144	-0.04(-0.63%)
Apr 07, 2011	6.974	7.001	6.946	7.001	36,525	+0.04(+0.63%)
Apr 06, 2011	6.941	6.963	6.935	6.957	17,198	+0.04(+0.56%)
Apr 05, 2011	6.963	7.001	6.919	6.919	47,773	-0.06(-0.87%)
Apr 04, 2011	6.941	7.007	6.941	6.979	25,163	+0.04(+0.63%)