| Filed On | Filing |
|---|---|
| 02 Feb 2016 | DEF 14A |
| 16 Jan 2015 | PIEDMONT NATURAL GAS COMPANY, INC. - DEF 14A |
| 17 Jan 2014 | PIEDMONT NATURAL GAS COMPANY, INC. - DEF 14A |
| 18 Jan 2013 | PIEDMONT NATURAL GAS COMPANY, INC. - DEF 14A |
| 18 Jan 2012 | DEF 14A |
| 14 Jan 2011 | DEF 14A |
| 11 Jan 2010 | DEF 14A |
| 22 Jan 2009 | DEF 14A |
| 22 Jan 2008 | DEF 14A |
| 23 Jan 2007 | DEF 14A |
| 26 Jan 2006 | DEFINITIVE NOTICE AND PROXY STATEMENT |
| 24 Jan 2005 | DEF 14A |
| 15 Jan 2004 | DEF 14A |
| 17 Jan 2003 | PIEDMONT NATURAL GAS COMPANY, INC. |
| 14 Jan 2002 | DEF 14A |
| 17 Jan 2001 | PIEDMONT NATURAL GAS COMPANY INC |
| 18 Jan 2000 | DEF 14A |
| 21 Jan 1999 | PIEDMONT NATURAL GAS PROXY STATEMENT |
| 29 Jan 1998 | PIEDMONT NATURAL GAS CO., INC. PROXY STATEMENT |
| 24 Jan 1997 | DEFINITIVE PROXY STATEMENT 02/28/97 |
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