$CIEN SEC Filings

Filing Filed On
PRIMARY DOCUMENT 04 Nov 2011
FORM 8-K 04 Nov 2011
3 03 Nov 2011
PRIMARY DOCUMENT 19 Oct 2011
CIENA 11 Oct 2011
PRIMARY DOCUMENT 26 Sep 2011
PRIMARY DOCUMENT 26 Sep 2011
PRIMARY DOCUMENT 26 Sep 2011
PRIMARY DOCUMENT 26 Sep 2011
PRIMARY DOCUMENT 26 Sep 2011
PRIMARY DOCUMENT 26 Sep 2011
PRIMARY DOCUMENT 26 Sep 2011
PRIMARY DOCUMENT 26 Sep 2011
SCHEDULE 13G 23 Sep 2011
PRIMARY DOCUMENT 19 Sep 2011
PRIMARY DOCUMENT 14 Sep 2011
PRIMARY DOCUMENT 14 Sep 2011
SC 13G 12 Sep 2011
FORM 10-Q 08 Sep 2011
SC 13G 02 Sep 2011