$OKE SEC Filings

Filing Filed On
FORM S-8 20 Jan 2000
FORM S-8 18 Jun 1999
FORM S-8 FOR 11/28/97 28 Nov 1997
FORM S-8 FOR 11/28/97 28 Nov 1997
FORM S-8 FOR 11/28/97 28 Nov 1997
FORM S-8 FOR 11/28/97 28 Nov 1997