DUQUESNE LIGHT HOLDINGS INC of PITTSBURGH, PA filed a DEFA14A with the SEC on 2006-11-15. Industry: Electric Services.
| Seq | Type | Description |
|---|---|---|
| 1 | DEFA14A | PROXY SUPPLEMENT |
| 2 | GRAPHIC | GRAPHIC |
Showing 12 of 18 filings.
| Filed | Form |
|---|---|
| 2006-11-15 | DEFA14A |
| 2006-10-05 | DEFM14A |
| 2006-10-04 | PRER14A |
| 2006-09-22 | PRER14A |
| 2006-08-04 | PREM14A |
| 2006-04-28 | DEF 14A |
| 2005-04-13 | DEF 14A |
| 2004-05-11 | DEFA14A |
| 2004-05-04 | DEFA14A |
| 2004-03-31 | DEFA14A |
| 2004-03-31 | DEF 14A |
| 2003-03-31 | DEF 14A |