NICOR INC 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.
- 1997-10-15: Form 8-A12B; Description Registration of a class of securities on an exchange.
- 1997-10-15: Form 8-A12B/A; Description Registration of a class of securities on an exchange.
- 1997-09-11: Form 8-A12B; Description Registration of a class of securities on an exchange.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 1997-10-15 | 8-A12B | Registration of a class of securities on an exchange | ||
| 1997-10-15 | 8-A12B/A | Registration of a class of securities on an exchange | ||
| 1997-09-11 | 8-A12B | Registration of a class of securities on an exchange |