<SEC-DOCUMENT>0000899243-23-003910.txt : 20230203
<SEC-HEADER>0000899243-23-003910.hdr.sgml : 20230203
<ACCEPTANCE-DATETIME>20230203175230
ACCESSION NUMBER:		0000899243-23-003910
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20230130
FILED AS OF DATE:		20230203
DATE AS OF CHANGE:		20230203

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cumello Joseph
		CENTRAL INDEX KEY:			0001963638

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36250
		FILM NUMBER:		23587653

	MAIL ADDRESS:	
		STREET 1:		7035 RIDGE RD
		CITY:			HANOVER
		STATE:			MD
		ZIP:			21076

ISSUER:		

	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:			1029

	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>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
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<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2023-01-30</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000936395</issuerCik>
        <issuerName>CIENA CORP</issuerName>
        <issuerTradingSymbol>CIEN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001963638</rptOwnerCik>
            <rptOwnerName>Cumello Joseph</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CIENA CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>7035 RIDGE RD</rptOwnerStreet2>
            <rptOwnerCity>HANOVER</rptOwnerCity>
            <rptOwnerState>MD</rptOwnerState>
            <rptOwnerZipCode>21076</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, General Mgr. Blue Planet</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>41303</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Includes (i) 1,337 Restricted Stock Units (RSUs) that vest in four equal installments on each of March 20, June 20, September 20, and December 20 of 2023, (ii) 4,080 RSUs that vest in seven equal installments on March 20, June 20, September 20, and December 20 of each year, commencing on March 20, 2023, (iii) 3,300 RSUs that vest in eight equal installments on March 20, June 20, September 20, and December 20 of each year, commencing on March 20, 2023, (iv) 6,545 RSUs that vest in twelve equal installments on March 20, June 20, September 20, and December 20 of each year, commencing on March 20, 2023, (v) 14,352 RSUs that vest in sixteen equal installments on March 20, June 20, September 20, and December 20 of each year, commencing on March 20, 2023, and (vi) 2,618 Performance Stock Units (PSUs) that vest on December 20, 2023.</footnote>
    </footnotes>

    <remarks>Exhibit List: Exhibit 24 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>By: Michelle Rankin For: Joseph Cumello</signatureName>
        <signatureDate>2023-02-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
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<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>attachment1.htm
<DESCRIPTION>EX-24 DOCUMENT
<TEXT>
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<HEAD>
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<PRE>
                                   POWER OF ATTORNEY

        The undersigned hereby constitutes and appoints each of Sheela
Kosaraju, Erik J. Lichter and Michelle Rankin, or their respective assignees,
each signing singly, the undersigned's true and lawful attorney-in-fact to:

        (1)   execute for and on behalf of the undersigned Form ID, Forms 3, 4
              and 5, and all amendments thereto in accordance with Section
              16(a) of the Securities and Exchange Act of 1934, as amended, and
              the rules thereunder;

        (2)   do and perform any and all acts for and on behalf of the
              undersigned which may be necessary or desirable to complete and
              execute any such Form ID, Form 3, 4 or 5, or any amendment or
              amendments thereto and file such form with the United States
              Securities and Exchange Commission, the New York Stock Exchange,
              the Nasdaq Stock Market and any other authority; and

        (3)   take any other action of any type whatsoever in connection with
              the foregoing which, in the opinion of such attorney-in-fact, may
              be of benefit to, in the best interest of, or legally required
              by, the undersigned, it being understood that the documents
              executed by such attorney-in-fact on behalf of the undersigned
              pursuant to this Power of Attorney shall be in such form and
              shall contain such terms as such attorney-in-fact may approve in
              such attorney-in-fact's discretion.

        The undersigned hereby grants to each such attorney-in-fact full power
and authority to do and perform any and every act and thing whatsoever
requisite, necessary, or proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall
lawfully do or cause to be done by virtue of this power of attorney and the
rights and powers herein granted. The undersigned acknowledges that the
foregoing attorneys-in-fact, in serving in such capacity at the request of the
undersigned, are not assuming any of the undersigned's responsibilities to
comply with Section 16 of the Securities Exchange Act of 1934, as amended. This
Power of Attorney can only be revoked by delivering a signed, original
"Revocation of Power of Attorney" to the attorney-in-fact and shall remain in
full force and effect until such revocation is delivered.

        IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 25th day of January, 2023.


                                   /s/ Joseph Cumello
                                   -------------------------------
                                   Signature

                                   Joseph Cumello
                                   -------------------------------
                                   Print Name
</PRE>
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