<SEC-DOCUMENT>0001949846-23-000325.txt : 20230908
<SEC-HEADER>0001949846-23-000325.hdr.sgml : 20230908
<ACCEPTANCE-DATETIME>20230908103525
ACCESSION NUMBER:		0001949846-23-000325
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230908
DATE AS OF CHANGE:		20230908

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:		231244098

	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:			SANGIOVANNI VINCENTELLI ALBERTO
		CENTRAL INDEX KEY:			0001181490

	FILING VALUES:
		FORM TYPE:		144
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001181490</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
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      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
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  <formData>
    <issuerInfo>
      <issuerCik>0000813672</issuerCik>
      <issuerName>CADENCE DESIGN SYSTEMS INC</issuerName>
      <secFileNumber>000-15867</secFileNumber>
      <issuerAddress>
        <com:street1>2655 SEELY AVENUE BLDG 5</com:street1>
        <com:city>SAN JOSE</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>95134</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>4089431234</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>SANGIOVANNI VINCENTELLI ALBERTO</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab &amp; Co., Inc.</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>4000</noOfUnitsSold>
      <aggregateMarketValue>964200.00</aggregateMarketValue>
      <noOfUnitsOutstanding>271790000</noOfUnitsOutstanding>
      <approxSaleDate>09/08/2023</approxSaleDate>
      <securitiesExchangeName>Nasdaq</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>02/04/2015</acquiredDate>
      <natureOfAcquisitionTransaction>RSU</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>4000</amountOfSecuritiesAcquired>
      <paymentDate>02/04/2015</paymentDate>
      <natureOfPayment>Employee Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alberto Sangiovanni-Vincentelli</name>
        <address>
          <com:street1>C/O Cadence Design Systems, Inc.</com:street1>
          <com:street2>2655 Seely Ave Bldg 5</com:street2>
          <com:city>San Jose</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>95134</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>08/08/2023</saleDate>
      <amountOfSecuritiesSold>8800</amountOfSecuritiesSold>
      <grossProceeds>2026020.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>Name of Person for Whose Account the Securities are to be Sold: Alberto Sangiovanni-Vincentelli TTEE, Alberto Sangiovanni-Vincentelli 3/22/21 Trust</remarks>
    <noticeSignature>
      <noticeDate>09/08/2023</noticeDate>
      <signature>Alberto Sangiovanni-Vincentelli TTEE</signature>
    </noticeSignature>
  </formData>
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