$DUK SEC Filings

Filing Filed On
425 18 Jul 2011
425 13 Jul 2011
425 07 Jul 2011
425 07 Jul 2011
425 28 Jun 2011
425 02 Jun 2011
425 18 May 2011
FORM 8-K 12 May 2011
425 12 May 2011
425 12 May 2011
425 06 May 2011
425 03 May 2011
425 03 May 2011
425 26 Apr 2011
425 26 Apr 2011
425 26 Apr 2011
425 20 Apr 2011
425 07 Apr 2011
425 05 Apr 2011
425 05 Apr 2011