BlackRock Municipal Income Investment Quality Trust Fund (NY: BAF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2009	7.271	7.319	7.265	7.319	26,909	+0.05(+0.73%)
Sep 29, 2009	7.329	7.335	7.260	7.265	30,195	-0.02(-0.22%)
Sep 28, 2009	7.297	7.335	7.260	7.281	31,128	-0.02(-0.22%)
Sep 25, 2009	7.297	7.345	7.294	7.297	64,333	+0.01(+0.16%)
Sep 24, 2009	7.345	7.345	7.276	7.286	59,816	-0.04(-0.52%)
Sep 23, 2009	7.324	7.324	7.265	7.324	18,606	+0.02(+0.22%)
Sep 22, 2009	7.303	7.319	7.265	7.308	27,876	+0.03(+0.37%)
Sep 21, 2009	7.271	7.284	7.265	7.281	58,894	+0.03(+0.37%)
Sep 18, 2009	7.244	7.255	7.239	7.255	91,952	+0.03(+0.40%)
Sep 17, 2009	7.201	7.228	7.201	7.226	18,306	+0.02(+0.34%)
Sep 16, 2009	7.196	7.228	7.196	7.201	41,823	+0.04(+0.52%)
Sep 15, 2009	7.180	7.233	7.148	7.164	26,909	-0.03(-0.43%)
Sep 14, 2009	7.180	7.228	7.129	7.195	67,962	+0.05(+0.66%)
Sep 11, 2009	7.084	7.148	7.072	7.148	59,430	+0.03(+0.37%)
Sep 10, 2009	7.148	7.191	7.121	7.121	26,884	-0.03(-0.37%)
Sep 09, 2009	7.121	7.148	7.105	7.148	29,882	+0.01(+0.07%)
Sep 08, 2009	7.063	7.143	7.063	7.143	64,644	+0.08(+1.13%)
Sep 04, 2009	7.031	7.063	7.015	7.063	22,792	+0.05(+0.76%)
Sep 03, 2009	7.004	7.009	6.977	7.009	78,231	+0.02(+0.31%)
Sep 02, 2009	7.009	7.020	6.972	6.988	48,081	+0.02(+0.23%)