$CIEN SEC Filings

Filing Filed On
PRIMARY DOCUMENT 15 Jun 2011
PRIMARY DOCUMENT 15 Jun 2011
FORM 10-Q 09 Jun 2011
FORM 8-K 08 Jun 2011
CIENA CORPORATION 8-K 08 Jun 2011
PRIMARY DOCUMENT 02 Jun 2011
PRIMARY DOCUMENT 02 Jun 2011
PRIMARY DOCUMENT 02 Jun 2011
PRIMARY DOCUMENT 02 Jun 2011
PRIMARY DOCUMENT 27 May 2011
PRIMARY DOCUMENT 24 May 2011
PRIMARY DOCUMENT 17 May 2011
PRIMARY DOCUMENT 06 May 2011
PRIMARY DOCUMENT 04 May 2011
PRIMARY DOCUMENT 29 Apr 2011
PRIMARY DOCUMENT 19 Apr 2011
PRIMARY DOCUMENT 19 Apr 2011
PRIMARY DOCUMENT 19 Apr 2011
PRIMARY DOCUMENT 19 Apr 2011
PRIMARY DOCUMENT 11 Apr 2011