$OKE SEC Filings

Filing Filed On
PRIMARY DOCUMENT 27 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 26 May 2009
PRIMARY DOCUMENT 30 Apr 2009
PRIMARY DOCUMENT 03 Mar 2009
PRIMARY DOCUMENT 26 Feb 2009
PRIMARY DOCUMENT 26 Feb 2009
PRIMARY DOCUMENT 20 Feb 2009
PRIMARY DOCUMENT 20 Feb 2009
PRIMARY DOCUMENT 20 Feb 2009
PRIMARY DOCUMENT 20 Feb 2009