CIENA CORP reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Hanover, MD
SEC filing record 1 source field available
Fiscal year end
31 October
CIENA CORP has filed 3,754 SEC EDGAR filings since 12 Dec 1996

SEC filing history

Showing 26-50 of 114 matching filings.

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25
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2
SC 13G/A File 005-54195

SC 13G/A filing

Filing date
09 Feb 2018
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
07 Feb 2018
Reporting date
Not listed
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SC 13G/A File 005-54195

SEC SCHEDULE 13G

Filing date
07 Feb 2018
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
19 Jan 2018
Reporting date
Not listed
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SC 13G/A File 005-54195

CIENA CORP 13G/A

Filing date
14 Feb 2017
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
14 Feb 2017
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
14 Feb 2017
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Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
10 Feb 2017
Reporting date
Not listed
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SC 13G/A File 005-54195

SEC SCHEDULE 13G

Filing date
09 Feb 2017
Reporting date
Not listed
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SC 13G/A File 005-54195

SEC SCHEDULE 13G

Filing date
07 Feb 2017
Reporting date
Not listed
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SC 13G File 005-54195

SC 13G filing

Filing date
03 Feb 2017
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
12 Jan 2017
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
07 Oct 2016
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
09 Jun 2016
Reporting date
Not listed
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SC 13G/A File 005-54195

CIENA CORP 13G/A 2015

Filing date
12 Feb 2016
Reporting date
Not listed
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SC 13G File 005-54195

SC 13G filing

Filing date
12 Feb 2016
Reporting date
Not listed
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SC 13G File 005-54195

SEC SCHEDULE 13G

Filing date
11 Feb 2016
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
11 Feb 2016
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
10 Feb 2016
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
10 Feb 2016
Reporting date
Not listed
SEC evidence
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
10 Feb 2016
Reporting date
Not listed
SEC evidence
Open document Open filing
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SC 13G/A File 005-54195

SEC SCHEDULE 13G

Filing date
04 Feb 2016
Reporting date
Not listed
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SC 13G File 005-54195

SC 13G filing

Filing date
26 Jan 2016
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
07 Dec 2015
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
10 Sep 2015
Reporting date
Not listed
SEC evidence
Open document Open filing
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