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Filing
SC 13G
SC 13G
0000902219-13-000118
·
CIENA CORP
Filer
Filing index
Filing metadata
Accession number
0000902219-13-000118
Form type
SC 13G
Filer
CIENA CORP
CIK
CIK 936395
Filed
Feb 14, 2013
Reporting period
Dec 31, 2012
Description
Passive 5%+ stake
Documents
Filing index
0000902219-13-000118-index.htm
Complete submission
0000902219-13-000118.txt
All documents
directory listing
Filed by
CIENA CORP
CIK 936395
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