<SEC-DOCUMENT>0001958244-25-004402.txt : 20251015
<SEC-HEADER>0001958244-25-004402.hdr.sgml : 20251015
<ACCEPTANCE-DATETIME>20251015164857
ACCESSION NUMBER:		0001958244-25-004402
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251015
DATE AS OF CHANGE:		20251015

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CIENA CORP
		CENTRAL INDEX KEY:			0000936395
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				232725311
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1101

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-36250
		FILM NUMBER:		251395405

	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

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SMITH GARY B
		CENTRAL INDEX KEY:			0001032553
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O CIENA CORPORATION
		STREET 2:		7035 RIDGE ROAD
		CITY:			HANOVER
		STATE:			MD
		ZIP:			21076
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
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    <ns2:headerData>
        <ns2:submissionType>144</ns2:submissionType>
        <ns2:filerInfo>
            <ns2:filer>
                <ns2:filerCredentials>
                    <ns2:cik>0001032553</ns2:cik>
                    <ns2:ccc>XXXXXXXX</ns2:ccc>
                </ns2:filerCredentials>
            </ns2:filer>
            <ns2:liveTestFlag>LIVE</ns2:liveTestFlag>



        </ns2:filerInfo>
    </ns2:headerData>
    <ns2:formData>
        <ns2:issuerInfo>
            <ns2:issuerCik>0000936395</ns2:issuerCik>
            <ns2:issuerName>Ciena Corporation</ns2:issuerName>
            <ns2:secFileNumber>001-36250</ns2:secFileNumber>
            <ns2:issuerAddress>
                <com:street1>7035 Ridge Road</com:street1>
                <com:city>Hanover</com:city>
                <com:stateOrCountry>MD</com:stateOrCountry>
                <com:zipCode>21076</com:zipCode>
            </ns2:issuerAddress>
            <ns2:issuerContactPhone>1-410-694-5700</ns2:issuerContactPhone>
            <ns2:nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Gary B. Smith</ns2:nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <ns2:relationshipsToIssuer>
                <ns2:relationshipToIssuer>Officer</ns2:relationshipToIssuer>
            </ns2:relationshipsToIssuer>
        </ns2:issuerInfo>
        <ns2:securitiesInformation>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:brokerOrMarketmakerDetails>
                <ns2:name>Goldman Sachs &amp; Co. LLC</ns2:name>
                <ns2:address>
                    <com:street1>200 West Street</com:street1>
                    <com:city>New York</com:city>
                    <com:stateOrCountry>NY</com:stateOrCountry>
                    <com:zipCode>10282</com:zipCode>
                </ns2:address>
            </ns2:brokerOrMarketmakerDetails>
            <ns2:noOfUnitsSold>34000</ns2:noOfUnitsSold>
            <ns2:aggregateMarketValue>5736140</ns2:aggregateMarketValue>
            <ns2:noOfUnitsOutstanding>141055908</ns2:noOfUnitsOutstanding>
            <ns2:approxSaleDate>10/15/2025</ns2:approxSaleDate>
            <ns2:securitiesExchangeName>NYSE</ns2:securitiesExchangeName>
        </ns2:securitiesInformation>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>12/20/2023</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired as compensation -- Restricted Stock Units</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>Issuer</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>17799</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>12/20/2023</ns2:paymentDate>
            <ns2:natureOfPayment>Compensation</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>03/20/2024</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired as compensation -- Restricted Stock Units</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>Issuer</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>10416</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>03/20/2024</ns2:paymentDate>
            <ns2:natureOfPayment>Compensation</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:securitiesToBeSold>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:acquiredDate>06/20/2024</ns2:acquiredDate>
            <ns2:natureOfAcquisitionTransaction>Acquired as compensation -- Restricted Stock Units</ns2:natureOfAcquisitionTransaction>
            <ns2:nameOfPersonfromWhomAcquired>Issuer</ns2:nameOfPersonfromWhomAcquired>
            <ns2:isGiftTransaction>N</ns2:isGiftTransaction>
            <ns2:amountOfSecuritiesAcquired>5785</ns2:amountOfSecuritiesAcquired>
            <ns2:paymentDate>06/20/2024</ns2:paymentDate>
            <ns2:natureOfPayment>Compensation</ns2:natureOfPayment>
        </ns2:securitiesToBeSold>
        <ns2:nothingToReportFlagOnSecuritiesSoldInPast3Months>N</ns2:nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
            <ns2:sellerDetails>
                <ns2:name>Gary B. Smith</ns2:name>
                <ns2:address>
                    <com:street1>7035 Ridge Road</com:street1>
                    <com:city>Hanover</com:city>
                    <com:stateOrCountry>MD</com:stateOrCountry>
                    <com:zipCode>21076</com:zipCode>
                </ns2:address>
            </ns2:sellerDetails>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:saleDate>09/02/2025</ns2:saleDate>
            <ns2:amountOfSecuritiesSold>3400</ns2:amountOfSecuritiesSold>
            <ns2:grossProceeds>317034.02</ns2:grossProceeds>
        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
            <ns2:sellerDetails>
                <ns2:name>Gary B. Smith</ns2:name>
                <ns2:address>
                    <com:street1>7035 Ridge Road</com:street1>
                    <com:city>Hanover</com:city>
                    <com:stateOrCountry>MD</com:stateOrCountry>
                    <com:zipCode>21076</com:zipCode>
                </ns2:address>
            </ns2:sellerDetails>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:saleDate>08/15/2025</ns2:saleDate>
            <ns2:amountOfSecuritiesSold>3400</ns2:amountOfSecuritiesSold>
            <ns2:grossProceeds>306440.98</ns2:grossProceeds>
        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
            <ns2:sellerDetails>
                <ns2:name>Gary B. Smith</ns2:name>
                <ns2:address>
                    <com:street1>7035 Ridge Road</com:street1>
                    <com:city>Hanover</com:city>
                    <com:stateOrCountry>MD</com:stateOrCountry>
                    <com:zipCode>21076</com:zipCode>
                </ns2:address>
            </ns2:sellerDetails>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:saleDate>07/15/2025</ns2:saleDate>
            <ns2:amountOfSecuritiesSold>3400</ns2:amountOfSecuritiesSold>
            <ns2:grossProceeds>278866.98</ns2:grossProceeds>
        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
            <ns2:sellerDetails>
                <ns2:name>Gary B. Smith</ns2:name>
                <ns2:address>
                    <com:street1>7035 Ridge Road</com:street1>
                    <com:city>Hanover</com:city>
                    <com:stateOrCountry>MD</com:stateOrCountry>
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            </ns2:sellerDetails>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
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            <ns2:amountOfSecuritiesSold>3400</ns2:amountOfSecuritiesSold>
            <ns2:grossProceeds>459386.92</ns2:grossProceeds>
        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
            <ns2:sellerDetails>
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                <ns2:address>
                    <com:street1>7035 Ridge Road</com:street1>
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                </ns2:address>
            </ns2:sellerDetails>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
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            <ns2:grossProceeds>514272.1</ns2:grossProceeds>
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        <ns2:securitiesSoldInPast3Months>
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        <ns2:securitiesSoldInPast3Months>
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                <ns2:address>
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        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
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                <ns2:address>
                    <com:street1>7035 Ridge Road</com:street1>
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            <ns2:grossProceeds>309197.7</ns2:grossProceeds>
        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
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                <ns2:address>
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                </ns2:address>
            </ns2:sellerDetails>
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            <ns2:grossProceeds>504887.08</ns2:grossProceeds>
        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
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        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
            <ns2:sellerDetails>
                <ns2:name>Gary B. Smith</ns2:name>
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            <ns2:grossProceeds>300207.08</ns2:grossProceeds>
        </ns2:securitiesSoldInPast3Months>
        <ns2:securitiesSoldInPast3Months>
            <ns2:sellerDetails>
                <ns2:name>Gary B. Smith</ns2:name>
                <ns2:address>
                    <com:street1>7035 Ridge Road</com:street1>
                    <com:city>Hanover</com:city>
                    <com:stateOrCountry>MD</com:stateOrCountry>
                    <com:zipCode>21076</com:zipCode>
                </ns2:address>
            </ns2:sellerDetails>
            <ns2:securitiesClassTitle>Common Stock</ns2:securitiesClassTitle>
            <ns2:saleDate>08/01/2025</ns2:saleDate>
            <ns2:amountOfSecuritiesSold>3400</ns2:amountOfSecuritiesSold>
            <ns2:grossProceeds>303765.52</ns2:grossProceeds>
        </ns2:securitiesSoldInPast3Months>
        <ns2:remarks>The sales of shares set forth herein are made in connection with a selling plan dated September 11, 2024 that is intended to comply with Rule 10b5-1(c).</ns2:remarks>
        <ns2:noticeSignature>
            <ns2:noticeDate>10/15/2025</ns2:noticeDate>
            <ns2:planAdoptionDates>
                <ns2:planAdoptionDate>09/11/2024</ns2:planAdoptionDate>
            </ns2:planAdoptionDates>
            <ns2:signature>Goldman Sachs &amp; Co. LLC on behalf of Gary B. Smith</ns2:signature>
        </ns2:noticeSignature>
    </ns2:formData>
</ns2:edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
