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

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2011	7.265	7.288	7.265	7.276	31,050	+0.01(+0.08%)
Jan 28, 2011	7.276	7.293	7.248	7.271	21,878	-0.02(-0.23%)
Jan 27, 2011	7.305	7.316	7.265	7.288	31,539	-0.02(-0.23%)
Jan 26, 2011	7.265	7.345	7.265	7.305	45,307	+0.06(+0.79%)
Jan 25, 2011	7.253	7.282	7.225	7.248	48,768	-0.02(-0.24%)
Jan 24, 2011	7.145	7.265	7.145	7.265	51,174	+0.11(+1.59%)
Jan 21, 2011	7.082	7.191	7.082	7.151	91,949	+0.07(+0.97%)
Jan 20, 2011	6.969	7.082	6.969	7.082	37,770	+0.13(+1.89%)
Jan 19, 2011	6.894	6.974	6.894	6.951	70,697	+0.01(+0.08%)
Jan 18, 2011	6.855	6.963	6.786	6.946	71,617	+0.08(+1.21%)
Jan 14, 2011	7.094	7.094	6.815	6.863	135,149	-0.26(-3.65%)
Jan 13, 2011	7.225	7.225	7.077	7.122	62,066	-0.11(-1.57%)
Jan 12, 2011	7.345	7.345	7.179	7.236	46,831	-0.10(-1.36%)
Jan 11, 2011	7.342	7.342	7.319	7.336	13,837	+0.00(+0.00%)
Jan 10, 2011	7.404	7.421	7.336	7.336	29,948	-0.08(-1.07%)
Jan 07, 2011	7.421	7.421	7.382	7.416	19,800	+0.00(+0.00%)
Jan 06, 2011	7.416	7.427	7.416	7.416	10,769	+0.02(+0.23%)
Jan 05, 2011	7.421	7.444	7.399	7.399	23,826	-0.04(-0.53%)
Jan 04, 2011	7.444	7.478	7.416	7.438	26,318	+0.00(+0.00%)
Jan 03, 2011	7.387	7.438	7.348	7.438	25,671	+0.03(+0.46%)
Dec 31, 2010	7.314	7.404	7.285	7.404	41,831	+0.13(+1.79%)
Dec 30, 2010	7.234	7.274	7.223	7.274	42,611	+0.05(+0.63%)
Dec 29, 2010	7.291	7.291	7.223	7.229	92,495	-0.07(-0.98%)
Dec 28, 2010	7.348	7.365	7.297	7.300	31,003	-0.06(-0.80%)
Dec 27, 2010	7.359	7.359	7.297	7.359	39,616	+0.03(+0.39%)
Dec 23, 2010	7.297	7.362	7.291	7.331	48,973	-0.01(-0.08%)
Dec 22, 2010	7.263	7.336	7.251	7.336	47,926	+0.06(+0.78%)
Dec 21, 2010	7.268	7.353	7.195	7.280	110,412	-0.02(-0.31%)
Dec 20, 2010	7.518	7.518	7.302	7.302	67,804	-0.23(-3.01%)
Dec 17, 2010	7.495	7.586	7.489	7.529	32,373	+0.07(+0.95%)
Dec 16, 2010	7.251	7.467	7.251	7.458	71,230	+0.21(+2.85%)
Dec 15, 2010	7.189	7.259	7.172	7.251	38,267	+0.03(+0.39%)
Dec 14, 2010	7.132	7.240	7.042	7.223	159,458	+0.08(+1.11%)
Dec 13, 2010	7.240	7.240	7.115	7.144	125,684	-0.11(-1.53%)
Dec 10, 2010	7.333	7.333	7.254	7.254	55,903	-0.10(-1.30%)
Dec 09, 2010	7.333	7.395	7.316	7.350	46,476	-0.02(-0.23%)
Dec 08, 2010	7.474	7.508	7.339	7.367	79,332	-0.11(-1.43%)
Dec 07, 2010	7.654	7.666	7.435	7.474	46,126	-0.18(-2.38%)
Dec 06, 2010	7.750	7.784	7.626	7.657	79,739	-0.11(-1.42%)
Dec 03, 2010	7.778	7.852	7.744	7.767	51,173	-0.01(-0.07%)
Dec 02, 2010	7.790	7.829	7.745	7.773	66,847	-0.07(-0.86%)
Dec 01, 2010	7.953	7.987	7.818	7.840	54,046	-0.11(-1.42%)
Nov 30, 2010	7.953	8.004	7.953	7.953	21,371	+0.00(+0.00%)
Nov 29, 2010	7.998	7.998	7.942	7.953	38,843	-0.07(-0.84%)
Nov 26, 2010	7.908	8.020	7.908	8.020	24,362	+0.12(+1.50%)
Nov 24, 2010	7.880	7.902	7.902	7.902	73,798	+0.06(+0.79%)
Nov 23, 2010	7.812	7.874	7.773	7.840	44,404	+0.07(+0.87%)
Nov 22, 2010	7.615	7.801	7.615	7.773	77,063	+0.16(+2.07%)
Nov 19, 2010	7.514	7.621	7.514	7.615	76,717	+0.11(+1.43%)
Nov 18, 2010	7.542	7.553	7.429	7.508	48,624	-0.01(-0.15%)
Nov 17, 2010	7.429	7.587	7.429	7.519	74,792	+0.10(+1.37%)
Nov 16, 2010	7.463	7.480	7.097	7.418	226,631	-0.04(-0.53%)
Nov 15, 2010	7.795	7.801	7.339	7.457	142,013	-0.34(-4.34%)
Nov 12, 2010	7.716	7.829	7.670	7.795	82,432	+0.05(+0.65%)
Nov 11, 2010	7.942	7.970	7.592	7.744	154,152	-0.24(-2.96%)
Nov 10, 2010	8.308	8.308	7.947	7.981	166,844	-0.32(-3.91%)
Nov 09, 2010	8.423	8.423	8.306	8.306	39,531	-0.12(-1.46%)
Nov 08, 2010	8.463	8.463	8.412	8.429	23,763	-0.04(-0.46%)
Nov 05, 2010	8.491	8.491	8.446	8.468	16,008	-0.02(-0.26%)
Nov 04, 2010	8.479	8.491	8.440	8.491	11,878	+0.01(+0.13%)
Nov 03, 2010	8.451	8.479	8.440	8.479	11,487	+0.01(+0.13%)
Nov 02, 2010	8.502	8.502	8.446	8.468	32,080	-0.02(-0.26%)