<SEC-DOCUMENT>0000936395-19-000017-index.html : 20190606
<SEC-HEADER>0000936395-19-000017.hdr.sgml : 20190606
<ACCEPTANCE-DATETIME>20190606071037
ACCESSION NUMBER:		0000936395-19-000017
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		24
CONFORMED PERIOD OF REPORT:	20190606
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20190606
DATE AS OF CHANGE:		20190606

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CIENA CORP
		CENTRAL INDEX KEY:			0000936395
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		IRS NUMBER:				232725311
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36250
		FILM NUMBER:		19881508

	BUSINESS ADDRESS:	
		STREET 1:		7035 RIDGE ROAD
		CITY:			HANOVER
		STATE:			MD
		ZIP:			21076
		BUSINESS PHONE:		4108658500

	MAIL ADDRESS:	
		STREET 1:		7035 RIDGE ROAD
		CITY:			HANOVER
		STATE:			MD
		ZIP:			21076
</SEC-HEADER>
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<TYPE>8-K
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<FILENAME>a8-k2019q2earningsrelease.htm
<DESCRIPTION>8-K
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Document 1 - file: a8-k2019q2earningsrelease.htm

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<DESCRIPTION>EXHIBIT 99.1
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Document 2 - file: ex991-2019q2earningspressr.htm

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<DESCRIPTION>EXHIBIT 99.2
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Document 3 - file: ex992q2019earnpresent.htm

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Document 4 - file: ex992q2019earnpresent001.jpg

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Document 5 - file: ex992q2019earnpresent002.jpg

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Document 6 - file: ex992q2019earnpresent003.jpg

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Document 7 - file: ex992q2019earnpresent004.jpg

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Document 8 - file: ex992q2019earnpresent005.jpg

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Document 9 - file: ex992q2019earnpresent006.jpg

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Document 10 - file: ex992q2019earnpresent007.jpg

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Document 13 - file: ex992q2019earnpresent010.jpg

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Document 14 - file: ex992q2019earnpresent011.jpg

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Document 15 - file: ex992q2019earnpresent012.jpg

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Document 16 - file: ex992q2019earnpresent013.jpg

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Document 17 - file: ex992q2019earnpresent014.jpg

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Document 18 - file: ex992q2019earnpresent015.jpg

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Document 19 - file: ex992q2019earnpresent016.jpg

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Document 20 - file: ex992q2019earnpresent017.jpg

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Document 21 - file: ex992q2019earnpresent018.jpg

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Document 22 - file: ex992q2019earnpresent019.jpg

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Document 23 - file: ex992q2019earnpresent020.jpg

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Document 24 - file: ex992q2019earnpresent021.jpg

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