BlackRock MuniYield Investment Quality Fund (NY: MFT )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 31, 2007	6.562	6.583	6.562	6.568	20,562	+0.01(+0.08%)
Oct 30, 2007	6.562	6.583	6.562	6.562	8,923	-0.01(-0.08%)
Oct 29, 2007	6.573	6.593	6.557	6.568	39,960	-0.01(-0.08%)
Oct 26, 2007	6.583	6.583	6.573	6.573	28,709	-0.01(-0.08%)
Oct 25, 2007	6.583	6.588	6.557	6.578	32,589	-0.02(-0.31%)
Oct 24, 2007	6.599	6.609	6.583	6.599	40,348	+0.01(+0.08%)
Oct 23, 2007	6.588	6.604	6.588	6.593	52,569	+0.00(+0.00%)
Oct 22, 2007	6.578	6.599	6.547	6.593	55,866	+0.03(+0.39%)
Oct 19, 2007	6.537	6.599	6.526	6.568	107,466	+0.02(+0.31%)
Oct 18, 2007	6.516	6.547	6.516	6.547	22,113	+0.02(+0.24%)
Oct 17, 2007	6.521	6.547	6.506	6.532	40,930	+0.01(+0.16%)
Oct 16, 2007	6.537	6.552	6.521	6.521	31,425	-0.01(-0.16%)
Oct 15, 2007	6.573	6.588	6.526	6.532	42,870	-0.06(-0.86%)
Oct 12, 2007	6.619	6.645	6.557	6.588	37,244	-0.04(-0.62%)
Oct 11, 2007	6.676	6.676	6.583	6.629	18,428	-0.07(-1.08%)
Oct 10, 2007	6.717	6.717	6.671	6.702	16,488	-0.04(-0.54%)
Oct 09, 2007	6.717	6.738	6.717	6.738	6,983	+0.02(+0.31%)
Oct 08, 2007	6.691	6.753	6.671	6.717	78,174	-0.03(-0.46%)
Oct 05, 2007	6.738	6.748	6.702	6.748	15,324	-0.05(-0.76%)
Oct 04, 2007	6.712	6.831	6.691	6.800	46,943	+0.07(+1.00%)
Oct 03, 2007	6.727	6.738	6.691	6.733	7,953	+0.02(+0.31%)
Oct 02, 2007	6.758	6.758	6.691	6.712	54,703	-0.05(-0.76%)
Oct 01, 2007	6.763	6.769	6.727	6.763	29,485	+0.01(+0.08%)
Sep 28, 2007	6.738	6.758	6.727	6.758	41,900	+0.00(+0.04%)
Sep 27, 2007	6.763	6.763	6.717	6.756	16,488	-0.00(-0.04%)
Sep 26, 2007	6.779	6.779	6.733	6.758	7,565	-0.01(-0.08%)
Sep 25, 2007	6.748	6.779	6.738	6.763	18,234	+0.02(+0.23%)
Sep 24, 2007	6.743	6.748	6.691	6.748	27,157	+0.00(+0.00%)
Sep 21, 2007	6.743	6.774	6.738	6.748	16,294	+0.01(+0.08%)
Sep 20, 2007	6.784	6.784	6.738	6.743	5,237	-0.04(-0.53%)
Sep 19, 2007	6.789	6.794	6.779	6.779	10,475	-0.03(-0.38%)
Sep 18, 2007	6.753	6.815	6.671	6.805	108,824	+0.04(+0.61%)
Sep 17, 2007	6.743	6.763	6.743	6.763	7,177	+0.01(+0.08%)
Sep 14, 2007	6.774	6.831	6.738	6.758	79,920	-0.03(-0.38%)
Sep 13, 2007	6.965	6.965	6.779	6.784	50,241	-0.19(-2.66%)
Sep 12, 2007	6.980	7.001	6.959	6.970	32,395	-0.04(-0.59%)
Sep 11, 2007	7.011	7.062	6.990	7.011	44,615	-0.01(-0.07%)
Sep 10, 2007	6.918	7.016	6.908	7.016	33,170	+0.09(+1.26%)
Sep 07, 2007	6.805	6.928	6.805	6.928	26,769	+0.12(+1.74%)
Sep 06, 2007	6.748	6.810	6.712	6.810	32,201	+0.04(+0.53%)
Sep 05, 2007	6.702	6.774	6.696	6.774	18,622	+0.07(+1.00%)
Sep 04, 2007	6.702	6.707	6.666	6.707	15,712	-0.01(-0.08%)
Aug 31, 2007	6.733	6.733	6.712	6.712	3,879	+0.01(+0.15%)
Aug 30, 2007	6.645	6.769	6.640	6.702	18,234	+0.05(+0.78%)
Aug 29, 2007	6.619	6.650	6.609	6.650	11,638	+0.04(+0.62%)
Aug 28, 2007	6.624	6.645	6.588	6.609	15,324	+0.01(+0.08%)
Aug 27, 2007	6.629	6.645	6.604	6.604	31,231	-0.03(-0.39%)
Aug 24, 2007	6.624	6.676	6.624	6.629	12,414	-0.01(-0.16%)
Aug 23, 2007	6.624	6.666	6.588	6.640	10,475	+0.04(+0.62%)
Aug 22, 2007	6.568	6.599	6.568	6.599	18,040	+0.06(+0.87%)
Aug 21, 2007	6.562	6.562	6.526	6.542	9,311	-0.05(-0.78%)
Aug 20, 2007	6.593	6.593	6.593	6.593	0	+0.00(+0.00%)
Aug 17, 2007	6.490	6.593	6.470	6.593	50,435	+0.10(+1.59%)
Aug 16, 2007	6.624	6.624	6.490	6.490	40,736	-0.14(-2.10%)
Aug 15, 2007	6.702	6.702	6.624	6.629	38,020	-0.08(-1.15%)
Aug 14, 2007	6.707	6.738	6.707	6.707	13,966	+0.01(+0.08%)
Aug 13, 2007	6.707	6.717	6.702	6.702	24,441	-0.01(-0.08%)
Aug 10, 2007	6.707	6.727	6.702	6.707	19,786	-0.02(-0.23%)
Aug 09, 2007	6.722	6.727	6.712	6.722	35,692	-0.01(-0.08%)
Aug 08, 2007	6.727	6.753	6.707	6.727	28,903	+0.01(+0.08%)
Aug 07, 2007	6.717	6.748	6.707	6.722	31,619	-0.02(-0.23%)
Aug 06, 2007	6.763	6.774	6.738	6.738	17,458	-0.02(-0.31%)
Aug 03, 2007	6.753	6.810	6.753	6.758	26,575	-0.05(-0.76%)
Aug 02, 2007	6.800	6.810	6.769	6.810	14,742	+0.03(+0.38%)