NICOR INC Form 10-K405/A: Amended annual report (Item 405 box checked)
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 1998-06-29: Form 10-K405/A; Period of report 1997-12-31; Description AMENDMENT TO FILE EMPLOYEE BENEFIT PLANS.
- 1997-06-26: Form 10-K405/A; Period of report 1996-12-31; Description AMENDMENT TO FILE EMPLOYEE BENEFIT PLANS.
- 1996-06-28: Form 10-K405/A; Period of report 1995-12-31; Description AMENDMENT TO FILE EMPLOYEE BENEFIT PLANS.
- 1995-06-28: Form 10-K405/A; Period of report 1994-12-31; Description AMENDMENT TO 10-K FILING FOR THE EMPLOYEE BENEFIT PLANS.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 1998-06-29 | 10-K405/A | 1997-12-31 | AMENDMENT TO FILE EMPLOYEE BENEFIT PLANS | |
| 1997-06-26 | 10-K405/A | 1996-12-31 | AMENDMENT TO FILE EMPLOYEE BENEFIT PLANS | |
| 1996-06-28 | 10-K405/A | 1995-12-31 | AMENDMENT TO FILE EMPLOYEE BENEFIT PLANS | |
| 1995-06-28 | 10-K405/A | 1994-12-31 | AMENDMENT TO 10-K FILING FOR THE EMPLOYEE BENEFIT PLANS |