NICOR INC Form 11-K: Annual report of employee stock purchase, savings and similar plans
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2011-06-16: Form 11-K; Period of report 2010-12-31; Description BIRDSALL, INC. RETIREMENT SAVINGS PLAN FINANCIAL STATEMENTS; Document birdsallrsp2010.htm.
- 2011-06-16: Form 11-K; Period of report 2010-12-31; Description NICOR SIP/THRIFT FINANCIAL STATEMENTS - 12/31/10; Document sipthriftnicorinc2010.htm.
- 2010-06-18: Form 11-K; Period of report 2009-12-31; Description NICOR SIP/THRIFT FINANCIAL STATEMENTS - 12/31/09; Document sipthriftnicorinc2009.htm.
- 2010-06-18: Form 11-K; Period of report 2009-12-31; Description BIRDSALL, INC. RETIREMENT SAVINGS PLAN FINANCIAL STATEMENTS; Document birdsallrsp2009.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2011-06-16 | 11-K | 2010-12-31 | BIRDSALL, INC. RETIREMENT SAVINGS PLAN FINANCIAL STATEMENTS | birdsallrsp2010.htm |
| 2011-06-16 | 11-K | 2010-12-31 | NICOR SIP/THRIFT FINANCIAL STATEMENTS - 12/31/10 | sipthriftnicorinc2010.htm |
| 2010-06-18 | 11-K | 2009-12-31 | NICOR SIP/THRIFT FINANCIAL STATEMENTS - 12/31/09 | sipthriftnicorinc2009.htm |
| 2010-06-18 | 11-K | 2009-12-31 | BIRDSALL, INC. RETIREMENT SAVINGS PLAN FINANCIAL STATEMENTS | birdsallrsp2009.htm |
| 2009-06-22 | 11-K | 2008-12-31 | BIRDSALL, INC. RETIREMENT SAVINGS PLAN FINANCIAL STATEMENTS | birdsallrsp2008.htm |
| 2009-06-22 | 11-K | 2008-12-31 | NICOR SIP/THRIFT FINANCIAL STATEMENTS - 12/31/08 | sipthriftnicor2008.htm |
| 2008-06-13 | 11-K | 2007-12-31 | BIRDSALL, INC. RETIREMENT SAVINGS PLAN FINANCIAL STATEMENTS | birdsallrsp2007.htm |
| 2008-06-13 | 11-K | 2007-12-31 | NICOR SIP/THRIFT FINANCIAL STATEMENTS - 12/31/07 | sipthriftnicor2007.htm |
| 2007-06-27 | 11-K | 2006-12-31 | BIRDSALL RSP 2006 | birdsallrsp2006.htm |
| 2007-06-27 | 11-K | 2006-12-31 | SIP/THRIFT NICOR 2006 | sipthriftnicor2006.htm |
| 2006-06-15 | 11-K | 2005-12-31 | BIRDSALL RSP 2005 | birdsallrsp2005.htm |
| 2006-06-15 | 11-K | 2005-12-31 | SIP/THRIFT NICOR 2005 | sipthriftnicor2005.htm |
| 2005-06-10 | 11-K | 2004-12-31 | BIRDSALL, INC. RETIREMENT SAVINGS PLAN | nicor11kbirdsall.txt |
| 2005-06-10 | 11-K | 2004-12-31 | NICOR INC. 2004 11-K | nicor11kedgar.txt |
| 2004-06-25 | 11-K | 2003-12-31 | BIRDSALL FORM 11-K | nicor11kbirdsall.txt |
| 2004-06-25 | 11-K | 2003-12-31 | NICOR INC. 11-K SIP AND THRIFT PLANS | nicor11kedgar.txt |
| 2003-06-27 | 11-K | 2002-12-31 | NICOR FORM 11-K, BIRDSALL RSP | nicorllkbirdsalledgar.txt |
| 2003-06-27 | 11-K | 2002-12-31 | NICOR FORM 11-K SIP AND THRIFT PLANS | nicor11kedgar.txt |
| 2002-06-26 | 11-K | 2001-12-31 | NICOR 11-K 401(K) FILINGS | nicor11kedgar.txt |