$CIEN SEC Filings

Filing Filed On
PRIMARY DOCUMENT 02 Jun 2020
SD 29 May 2020
PRIMARY DOCUMENT 22 May 2020
PRIMARY DOCUMENT 19 May 2020
PRIMARY DOCUMENT 19 May 2020
PRIMARY DOCUMENT 19 May 2020
PRIMARY DOCUMENT 19 May 2020
PRIMARY DOCUMENT 19 May 2020
PRIMARY DOCUMENT 11 May 2020
PRIMARY DOCUMENT 05 May 2020
PRIMARY DOCUMENT 05 May 2020
UPLOAD 27 Apr 2020
PRIMARY DOCUMENT 24 Apr 2020
CORRESP 23 Apr 2020
PRIMARY DOCUMENT 21 Apr 2020
PRIMARY DOCUMENT 16 Apr 2020
PRIMARY DOCUMENT 16 Apr 2020
PRIMARY DOCUMENT 16 Apr 2020
UPLOAD 16 Apr 2020
PRIMARY DOCUMENT 16 Apr 2020