$CIEN SEC Filings

Filing Filed On
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
PRIMARY DOCUMENT 06 Apr 2011
PRIMARY DOCUMENT 06 Apr 2011
PRIMARY DOCUMENT 05 Apr 2011
PRIMARY DOCUMENT 01 Apr 2011
PRIMARY DOCUMENT 31 Mar 2011
PRIMARY DOCUMENT 30 Mar 2011
PRIMARY DOCUMENT 30 Mar 2011
PRIMARY DOCUMENT 30 Mar 2011
PRIMARY DOCUMENT 30 Mar 2011