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CIENA CORP — 424B3 Filings

4 424B3 filings on record

This page lists all 424B3 filings submitted to the SEC by CIENA CORP (CIEN), sorted by most recent first. Each row links to the full filing on EdgarLookup. CIENA CORP has filed 4 424B3 documents with the SEC since 2020. To view all SEC filings by CIENA CORP, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 10-Q/A 144 25 3 3/A 4 4/A 424B3 424B4 424B5 425 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 SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
424B3 424B3 0001193125-17-239990 Jul 28, 2017
424B3 424B3 0001193125-15-241319 Jun 30, 2015
424B3 424B3 FILING FOR CIENA CORPORATION 0000950133-03-003311 Sep 29, 2003
424B3 PROSPECTUS SUPPLEMENT DATED JUNE 12, 2000 0000950133-00-002552 Jun 12, 2000