NUVEEN PREMIUM INCOME MUNICIPAL OPPORTUNITY FUND of CHICAGO, IL filed a DEF 14A with the SEC on 2006-06-27.
| Seq | Type | Description |
|---|---|---|
| 1 | DEF 14A | DEFINITIVE PROXY STATEMENT |
Showing 12 of 40 filings.
| Filed | Form |
|---|---|
| 2012-11-09 | DEF 14A |
| 2012-10-25 | PRE 14A |
| 2012-07-02 | DEF 14A |
| 2011-07-29 | DEFA14A |
| 2011-07-26 | DEFA14A |
| 2011-06-22 | DEF 14A |
| 2011-06-03 | PRE 14A |
| 2010-06-18 | DEF 14A |
| 2010-05-25 | PRE 14A |
| 2009-09-03 | DEFA14A |
| 2009-08-19 | DEFA14A |
| 2009-07-31 | DEFA14A |