<SEC-DOCUMENT>0001950047-23-000661.txt : 20230516
<SEC-HEADER>0001950047-23-000661.hdr.sgml : 20230516
<ACCEPTANCE-DATETIME>20230516163328
ACCESSION NUMBER:		0001950047-23-000661
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230516
DATE AS OF CHANGE:		20230516

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CADENCE DESIGN SYSTEMS INC
		CENTRAL INDEX KEY:			0000813672
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				770148231
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	000-15867
		FILM NUMBER:		23928082

	BUSINESS ADDRESS:	
		STREET 1:		2655 SEELY AVENUE BLDG 5
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		4089431234

	MAIL ADDRESS:	
		STREET 1:		2655 SEELY AVENUE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ECAD INC /DE/
		DATE OF NAME CHANGE:	19880609

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TAN LIP BU
		CENTRAL INDEX KEY:			0001008463

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		ONE CALIFORNIA STREET 28TH FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TAN LIP BU ET AL
		DATE OF NAME CHANGE:	19960217
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001008463</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
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            <liveTestFlag>LIVE</liveTestFlag>



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    <formData>
        <issuerInfo>
            <issuerCik>0000813672</issuerCik>
            <issuerName>CADENCE DESIGN SYSTEM</issuerName>
            <secFileNumber>000-15867</secFileNumber>
            <issuerAddress>
                <ns2:street1>2655 Seely Ave., Bldg. 5</ns2:street1>
                <ns2:city>San Jose</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>95134</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>4089447068</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>LIP-BU TAN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>38th Fl.</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>42500</noOfUnitsSold>
            <aggregateMarketValue>8598175.00</aggregateMarketValue>
            <noOfUnitsOutstanding>272684000</noOfUnitsOutstanding>
            <approxSaleDate>05/16/2023</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>05/16/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Exercise of Stock Options</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>42500</amountOfSecuritiesAcquired>
            <paymentDate>05/16/2023</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales Plan for: LIP-BU TAN &amp; YSA LOO CO-TTEELIP-BU TAN AND YSA LOO TRUST U/ADTD 02/03/1992</name>
                <address>
                    <ns2:street1>2655 Seely Ave., Bldg. 5</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>04/28/2023</saleDate>
            <amountOfSecuritiesSold>30000</amountOfSecuritiesSold>
            <grossProceeds>6294657.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales Plan for LIP-BU TAN1 CALIFORNIA STREET</name>
                <address>
                    <ns2:street1>2655 Seely Ave., Bldg. 5</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>04/14/2023</saleDate>
            <amountOfSecuritiesSold>42500</amountOfSecuritiesSold>
            <grossProceeds>9119730.75</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales Plan for: LIP-BU TAN &amp; YSA LOO CO-TTEELIP-BU TAN AND YSA LOO TRUST U/ADTD 02/03/1992</name>
                <address>
                    <ns2:street1>2655 Seely Ave., Bldg. 5</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>03/31/2023</saleDate>
            <amountOfSecuritiesSold>30000</amountOfSecuritiesSold>
            <grossProceeds>6271146.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales Plan for LIP-BU TAN1 CALIFORNIA STREET</name>
                <address>
                    <ns2:street1>2655 Seely Ave., Bldg. 5</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>03/16/2023</saleDate>
            <amountOfSecuritiesSold>42500</amountOfSecuritiesSold>
            <grossProceeds>8758659.25</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales Plan for: LIP-BU TAN &amp; YSA LOO CO-TTEELIP-BU TAN AND YSA LOO TRUST U/ADTD 02/03/1992</name>
                <address>
                    <ns2:street1>2655 Seely Ave., Bldg. 5</ns2:street1>
                    <ns2:city>San Jose</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>95134</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>02/28/2023</saleDate>
            <amountOfSecuritiesSold>30000</amountOfSecuritiesSold>
            <grossProceeds>5822184.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>05/16/2023</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>11/30/2022</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Lip-Bu Tan</signature>
        </noticeSignature>
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</DOCUMENT>
</SEC-DOCUMENT>
