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 3,762 SEC EDGAR filings since 12 Dec 1996

SEC filing history

Showing 101-114 of 114 matching filings.

Per page
25
Current page
5
SC 13G File 005-54195

SC 13G filing

Filing date
12 Sep 2011
Reporting date
Not listed
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SC 13G File 005-54195

SC 13G filing

Filing date
02 Sep 2011
Reporting date
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SC 13G File 005-54195

CIENA CORPORATION

Filing date
17 Jun 2011
Reporting date
Not listed
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SC 13G/A File 005-54195

SCHEDULE 13G AMENDMENT NO. 3

Filing date
14 Feb 2011
Reporting date
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
14 Feb 2011
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Not listed
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SC 13G File 005-54195

SC 13G filing

Filing date
14 Feb 2011
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
03 Feb 2011
Reporting date
Not listed
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SC 13G File 005-54195

DOC ONE

Filing date
10 Jan 2011
Reporting date
Not listed
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SC 13G File 005-54195

SC 13G filing

Filing date
10 Dec 2010
Reporting date
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SC 13G/A File 005-54195

AMENDMENT NO. 2 TO SCHEDULE 13G

Filing date
16 Feb 2010
Reporting date
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
16 Feb 2010
Reporting date
Not listed
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SC 13G/A File 005-54195

SC 13G/A filing

Filing date
16 Feb 2010
Reporting date
Not listed
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SC 13G File 005-54195

SC 13G filing

Filing date
29 Jan 2010
Reporting date
Not listed
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SC 13G/A File 005-54195

DOC ONE

Filing date
11 Jan 2010
Reporting date
Not listed
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