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- CIENA
- Understand $CIEN
- $CIEN Overview
- Insights BETA
- Company Executives
- Valuations
- SEC Filings
- 10-K 10-K/A 10-Q 10-Q/A 144 25 3 3/A 4 424B3 424B4 424B5 425 4/A 8-A12B 8-A12G 8-K 8-K/A ARS CERTNYS CORRESP CT ORDER DEF 14A DEFA14A EFFECT FWP POS AM POSASR PRE 14A PRER14A REGDEX REGDEX/A S-1 S-1/A S-3 S-3/A S-3ASR S-3MEF S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SC TO-C SC TO-I SC TO-I/A SD UPLOAD
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UnderstandStock

- CIENA
- Understand $CIEN
- $CIEN Overview
- Insights BETA
- Company Executives
- Valuations
- SEC Filings
- 10-K 10-K/A 10-Q 10-Q/A 144 25 3 3/A 4 424B3 424B4 424B5 425 4/A 8-A12B 8-A12G 8-K 8-K/A ARS CERTNYS CORRESP CT ORDER DEF 14A DEFA14A EFFECT FWP POS AM POSASR PRE 14A PRER14A REGDEX REGDEX/A S-1 S-1/A S-3 S-3/A S-3ASR S-3MEF S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SC TO-C SC TO-I SC TO-I/A SD UPLOAD
- MAIN NAVIGATION
- Dashboard
- Stock Screener

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$CIEN Market Cap:

Research Board Inbox Deep Research Not Interested Shortlisted

$CIEN SEC Filings

Filing	Filed On
SCHEDULE 13D	13 May 2015
SCHEDULE 13D	20 Feb 2002
SC 13D	15 Jun 1998

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