DUFF & PHELPS CORP Form 8-A12B: Registration of a class of securities on an exchange
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2007-09-21: Form 8-A12B; Description 8-A12B; Document a2179841z8-a12b.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2007-09-21 | 8-A12B | 8-A12B | a2179841z8-a12b.htm |