BlackRock MuniYield Investment Fund (NY: MYF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2007	6.646	6.727	6.646	6.712	51,484	+0.04(+0.53%)
Jul 30, 2007	6.692	6.697	6.646	6.676	59,177	-0.01(-0.08%)
Jul 27, 2007	6.661	6.682	6.641	6.682	14,202	+0.04(+0.61%)
Jul 26, 2007	6.621	6.687	6.616	6.641	66,870	+0.01(+0.15%)
Jul 25, 2007	6.626	6.646	6.621	6.631	55,035	+0.01(+0.15%)
Jul 24, 2007	6.626	6.641	6.621	6.621	54,838	-0.02(-0.31%)
Jul 23, 2007	6.626	6.651	6.621	6.641	118,947	+0.03(+0.38%)
Jul 20, 2007	6.580	6.631	6.570	6.616	46,553	+0.04(+0.54%)
Jul 19, 2007	6.585	6.590	6.560	6.580	59,966	-0.02(-0.31%)
Jul 18, 2007	6.616	6.631	6.595	6.600	52,470	-0.02(-0.31%)
Jul 17, 2007	6.661	6.676	6.621	6.621	34,717	-0.06(-0.84%)
Jul 16, 2007	6.697	6.697	6.651	6.676	46,750	-0.04(-0.53%)
Jul 13, 2007	6.747	6.758	6.687	6.712	35,703	-0.08(-1.19%)
Jul 12, 2007	6.839	6.839	6.793	6.793	12,230	-0.05(-0.74%)
Jul 11, 2007	6.849	6.874	6.829	6.844	15,977	-0.01(-0.15%)
Jul 10, 2007	6.849	6.859	6.824	6.854	14,005	+0.02(+0.30%)
Jul 09, 2007	6.813	6.834	6.778	6.834	12,821	+0.04(+0.60%)
Jul 06, 2007	6.768	6.803	6.742	6.793	34,520	-0.02(-0.22%)
Jul 05, 2007	6.813	6.834	6.803	6.808	15,386	-0.04(-0.52%)
Jul 03, 2007	6.839	6.864	6.808	6.844	50,498	+0.01(+0.07%)
Jul 02, 2007	6.818	6.839	6.818	6.839	17,950	+0.00(+0.00%)
Jun 29, 2007	6.839	6.844	6.808	6.839	27,024	+0.06(+0.90%)
Jun 28, 2007	6.808	6.813	6.778	6.778	9,271	-0.03(-0.45%)
Jun 27, 2007	6.758	6.808	6.758	6.808	41,029	+0.04(+0.60%)
Jun 26, 2007	6.793	6.793	6.758	6.768	21,501	-0.04(-0.52%)
Jun 25, 2007	6.824	6.829	6.768	6.803	42,805	-0.01(-0.07%)
Jun 22, 2007	6.803	6.813	6.783	6.808	28,405	-0.00(-0.00%)
Jun 21, 2007	6.778	6.834	6.778	6.808	22,487	+0.01(+0.08%)
Jun 20, 2007	6.834	6.834	6.783	6.803	65,687	-0.00(-0.01%)
Jun 19, 2007	6.783	6.803	6.778	6.803	22,290	+0.04(+0.60%)
Jun 18, 2007	6.758	6.763	6.742	6.763	36,690	+0.05(+0.68%)
Jun 15, 2007	6.692	6.742	6.687	6.717	41,424	+0.03(+0.45%)
Jun 14, 2007	6.778	6.778	6.641	6.687	126,245	-0.09(-1.35%)
Jun 13, 2007	6.742	6.778	6.717	6.778	81,270	+0.03(+0.38%)
Jun 12, 2007	6.753	6.778	6.712	6.753	67,462	-0.03(-0.45%)
Jun 11, 2007	6.854	6.854	6.717	6.783	84,032	-0.06(-0.89%)
Jun 08, 2007	6.920	6.920	6.773	6.844	76,733	-0.08(-1.10%)
Jun 07, 2007	6.930	6.955	6.910	6.920	27,419	-0.05(-0.65%)
Jun 06, 2007	7.021	7.026	6.935	6.965	93,698	-0.06(-0.79%)
Jun 05, 2007	7.042	7.047	7.016	7.021	19,331	-0.01(-0.14%)
Jun 04, 2007	7.021	7.036	6.991	7.031	38,465	+0.01(+0.14%)
Jun 01, 2007	7.072	7.072	7.001	7.021	24,854	-0.04(-0.50%)
May 31, 2007	7.072	7.082	7.006	7.057	26,629	-0.01(-0.07%)
May 30, 2007	7.057	7.072	7.052	7.062	9,665	+0.02(+0.29%)
May 29, 2007	7.052	7.057	7.006	7.042	42,607	-0.01(-0.14%)
May 25, 2007	7.047	7.062	7.042	7.052	16,569	+0.01(+0.07%)
May 24, 2007	7.082	7.128	7.036	7.047	48,328	-0.04(-0.57%)
May 23, 2007	7.118	7.133	7.052	7.087	31,955	-0.03(-0.36%)
May 22, 2007	7.128	7.133	7.097	7.112	26,235	-0.01(-0.14%)
May 21, 2007	7.133	7.133	7.092	7.123	29,786	+0.00(+0.00%)
May 18, 2007	7.118	7.128	7.102	7.123	19,528	+0.01(+0.14%)
May 17, 2007	7.128	7.138	7.072	7.112	52,273	-0.02(-0.21%)
May 16, 2007	7.143	7.158	7.123	7.128	55,627	-0.02(-0.28%)
May 15, 2007	7.148	7.153	7.138	7.148	10,454	+0.00(+0.00%)
May 14, 2007	7.133	7.376	7.123	7.148	22,487	+0.03(+0.36%)
May 11, 2007	7.143	7.148	7.118	7.123	17,161	-0.04(-0.57%)
May 10, 2007	7.168	7.183	7.148	7.163	30,772	-0.01(-0.14%)
May 09, 2007	7.173	7.173	7.107	7.173	42,410	+0.00(+0.00%)
May 08, 2007	7.138	7.173	7.102	7.173	51,287	+0.05(+0.71%)
May 07, 2007	7.143	7.148	7.112	7.123	37,281	+0.00(+0.00%)
May 04, 2007	7.143	7.163	7.097	7.123	44,975	+0.01(+0.07%)
May 03, 2007	7.107	7.133	7.107	7.118	20,317	+0.01(+0.14%)
May 02, 2007	7.128	7.138	7.107	7.107	49,117	-0.01(-0.07%)