0001181431-12-046906.txt : 20120822 0001181431-12-046906.hdr.sgml : 20120822 20120822131555 ACCESSION NUMBER: 0001181431-12-046906 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120821 FILED AS OF DATE: 20120822 DATE AS OF CHANGE: 20120822 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: BLACKROCK MUNICIPAL INCOME INVESTMENT TRUST CENTRAL INDEX KEY: 0001137392 IRS NUMBER: 510409116 STATE OF INCORPORATION: DE FISCAL YEAR END: 1031 BUSINESS ADDRESS: STREET 1: 100 BELLEVUE PARKWAY STREET 2: MUTUAL FUND DEPARTMENT CITY: WILMINGTON STATE: DE ZIP: 19809 BUSINESS PHONE: 888-825-2257 MAIL ADDRESS: STREET 1: 100 BELLEVUE PARKWAY STREET 2: MUTUAL FUND DEPARTMENT CITY: WILMINGTON STATE: DE ZIP: 19809 FORMER COMPANY: FORMER CONFORMED NAME: BLACKROCK FLORIDA MUNICIPAL INCOME TRUST DATE OF NAME CHANGE: 20010330 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MORGAN STANLEY CENTRAL INDEX KEY: 0000895421 STANDARD INDUSTRIAL CLASSIFICATION: SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211] STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 811-10333 FILM NUMBER: 121049466 BUSINESS ADDRESS: STREET 1: 1585 BROADWAY CITY: NEW YORK STATE: NY ZIP: 10036 BUSINESS PHONE: 212-761-4000 MAIL ADDRESS: STREET 1: 1585 BROADWAY CITY: NEW YORK STATE: NY ZIP: 10036 FORMER NAME: FORMER CONFORMED NAME: MORGAN STANLEY DEAN WITTER & CO DATE OF NAME CHANGE: 19980326 FORMER NAME: FORMER CONFORMED NAME: DEAN WITTER DISCOVER & CO DATE OF NAME CHANGE: 19960315 4 1 rrd354205.xml FORM 4 X0306 4 2012-08-21 1 0001137392 BLACKROCK MUNICIPAL INCOME INVESTMENT TRUST BBF 0000895421 MORGAN STANLEY 1585 BROADWAY NEW YORK NY 10036 0 0 1 0 Variable Rate Demand Preferred 2012-08-21 4 S 0 51 100000 D 0 I By Subsidiary The reported securities were purchased by a wholly-owned subsidiary of the reporting person in its capacity as remarketing agent at a price equal to their liquidation preference ($100,000 per share). By: Morgan Stanley By: Christina Huffman, Authorized Signatory 2012-08-22