SEC Filings - Ciena Corporation

Filing date	Form	Description	Filing Group	View
May 14, 2002	S-4/A	Pre-effective amendment to an S-4 filing	Registration Statements	View HTML 0000950133-02-001919.pdf 0000950133-02-001919.rtf 0000950133-02-001919.xls
May 10, 2002	SC 13G/A	An amendment to the SC 13G filing	Other	View HTML 0000315066-02-001698.pdf 0000315066-02-001698.rtf
May 2, 2002	SC TO-I/A	Amendment to a previously filed SC TO-I	Other	View HTML 0000950133-02-001777.pdf 0000950133-02-001777.rtf 0000950133-02-001777.xls
April 30, 2002	SC TO-I/A	Amendment to a previously filed SC TO-I	Other	View HTML 0000950133-02-001689.pdf 0000950133-02-001689.rtf 0000950133-02-001689.xls
April 29, 2002	S-4/A	Pre-effective amendment to an S-4 filing	Registration Statements	View HTML 0000950133-02-001688.pdf 0000950133-02-001688.rtf 0000950133-02-001688.xls
April 19, 2002	SC TO-I/A	Amendment to a previously filed SC TO-I	Other	View HTML 0000950133-02-001563.pdf 0000950133-02-001563.rtf 0000950133-02-001563.xls
April 18, 2002	425	Filing of certain prospectuses and communications in connection with business combination transactions	Other	View HTML 0000950133-02-001536.pdf 0000950133-02-001536.rtf 0000950133-02-001536.xls
April 17, 2002	SC TO-I	Tender offer schedule and amendment filed by the issuer.	Other	View HTML 0000950133-02-001514.pdf 0000950133-02-001514.rtf 0000950133-02-001514.xls
April 8, 2002	425	Filing of certain prospectuses and communications in connection with business combination transactions	Other	View HTML 0000950133-02-001385.pdf 0000950133-02-001385.rtf
April 1, 2002	SC TO-I	Tender offer schedule and amendment filed by the issuer.	Other	View HTML 0000950133-02-001319.pdf 0000950133-02-001319.rtf 0000950133-02-001319.xls

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