SEC Filings - Ciena Corporation

Filing date	Form	Description	Filing Group	View
March 2, 2023	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001699192-23-000004.pdf 0001699192-23-000004.rtf 0001699192-23-000004.xls
February 27, 2023	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001032553-23-000008.pdf 0001032553-23-000008.rtf 0001032553-23-000008.xls
February 17, 2023	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001177265-23-000004.pdf 0001177265-23-000004.rtf 0001177265-23-000004.xls
February 17, 2023	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001444157-23-000006.pdf 0001444157-23-000006.rtf 0001444157-23-000006.xls
February 17, 2023	4	Statement of changes in beneficial ownership of securities	3,4,5	View HTML 0001699192-23-000002.pdf 0001699192-23-000002.rtf 0001699192-23-000002.xls
February 16, 2023	DEF 14A	Official notification to shareholders of matters to be brought to a vote ("Proxy")	Proxy Filings	View HTML 0001193125-23-040833.pdf 0001193125-23-040833.rtf 0001193125-23-040833.xls
February 16, 2023	ARS	An annual report to security holders	Annual Filings	View HTML 0001193125-23-040835.pdf 0001193125-23-040835.rtf
February 16, 2023	DEFA14A	Additional proxy soliciting materials - definitive	Proxy Filings	View HTML 0000936395-23-000005.pdf 0000936395-23-000005.rtf 0000936395-23-000005.xls
February 15, 2023	8-K	Report of unscheduled material events or corporate event	Current Reports	View HTML 0001193125-23-040339.pdf 0001193125-23-040339.rtf 0001193125-23-040339.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
February 9, 2023	SC 13G/A	An amendment to the SC 13G filing	Other	View HTML 0000315066-23-001472.pdf 0000315066-23-001472.rtf

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