$CIEN SEC Filings

Filing Filed On
S-8 14 Apr 2020
FORM 3 SUBMISSION 14 Apr 2020
PRIMARY DOCUMENT 08 Apr 2020
PRIMARY DOCUMENT 07 Apr 2020
8-K 06 Apr 2020
PRIMARY DOCUMENT 03 Apr 2020
PRIMARY DOCUMENT 03 Apr 2020
PRIMARY DOCUMENT 03 Apr 2020
PRIMARY DOCUMENT 03 Apr 2020
PRIMARY DOCUMENT 03 Apr 2020
PRIMARY DOCUMENT 03 Apr 2020
PRIMARY DOCUMENT 03 Apr 2020
PRIMARY DOCUMENT 03 Apr 2020
PRIMARY DOCUMENT 31 Mar 2020
PRIMARY DOCUMENT 31 Mar 2020
PRIMARY DOCUMENT 30 Mar 2020
PRIMARY DOCUMENT 27 Mar 2020
PRIMARY DOCUMENT 27 Mar 2020
PRIMARY DOCUMENT 27 Mar 2020
PRIMARY DOCUMENT 24 Mar 2020