<SEC-DOCUMENT>0001199719-22-000093.txt : 20221206
<SEC-HEADER>0001199719-22-000093.hdr.sgml : 20221206
<ACCEPTANCE-DATETIME>20221206151910
ACCESSION NUMBER:		0001199719-22-000093
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20221201
FILED AS OF DATE:		20221206
DATE AS OF CHANGE:		20221206

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MAHONEY RICHARD S.
		CENTRAL INDEX KEY:			0001693085

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19807
		FILM NUMBER:		221447493

	MAIL ADDRESS:	
		STREET 1:		2600 ANSYS DRIVE
		CITY:			CANONSBURG
		STATE:			PA
		ZIP:			15317

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SYNOPSYS INC
		CENTRAL INDEX KEY:			0000883241
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				561546236
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		690 E MIDDLEFIELD RD
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043
		BUSINESS PHONE:		6505845000

	MAIL ADDRESS:	
		STREET 1:		690 E MIDDLEFIELD RD
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2022-12-01</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000883241</issuerCik>
        <issuerName>SYNOPSYS INC</issuerName>
        <issuerTradingSymbol>SNPS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001693085</rptOwnerCik>
            <rptOwnerName>MAHONEY RICHARD S.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>690 EAST MIDDLEFIELD ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MOUNTAIN VIEW</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94043</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Revenue Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Non-Qualified Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>319.2</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2023-05-31</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2029-05-31</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>23593</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.0</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2023-06-15</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2023-06-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>11592</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.0</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2023-06-15</value>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2026-06-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>31329</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">1/4 of the grant becomes exercisable on the date shown with the remainder becoming exercisable in a series of 12 equal quarterly installments thereafter, subject to continued service through each vesting date.</footnote>
        <footnote id="F2">The RSU shall vest as to 100% on the date shown subject to continuous employment through such vesting date.</footnote>
        <footnote id="F3">25% of the units vest on the date shown followed by three equal annual installments.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: POA pursuant Christina Escalante-Dutra For: Richard Mahoney</signatureName>
        <signatureDate>2022-12-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>mahoneypoa.txt
<DESCRIPTION>EDGAR SUPPORTING DOCUMENT
<TEXT>
SYNOPSYS, INC.
POWER OF ATTORNEY


The undersigned hereby constitutes and appoints John F. Runkel,
Erika Varga McEnroe, Christina Escalante-Dutra and Liz Ramirez each acting
individually,  as his/her true and lawful attorney-in-fact to:

(1)   prepare, execute in the undersigned's name and on the undersigned's
behalf, and submit to the U.S. Securities and Exchange Commission
(the "SEC") a Form ID, including amendments thereto, and any other
documents necessary or appropriate to obtain codes and passwords
enabling the undersigned to make electronic filings with the SEC of
reports required by Section 16(a) of the Securities Exchange Act of 1934,
as amended (the "Exchange Act"),or any rule or regulation of the SEC.

(2)	execute for and on behalf of the undersigned, in the undersigned's
capacity as an officer or director of Synopsys, Inc. (the "Company"), any
and all Initial Statements of Beneficial Ownership of Securities on Forms 3,
Statements of Change of Beneficial Ownership of Securities on Form 4 and
Annual Statements of Beneficial Ownership of Securities on Form 5 (including
amendments thereto)  in accordance with Section 16(a) of the Securities
Exchange Act and the rules and regulations promulgated thereunder;

(3)	execute for and on behalf of the undersigned Schedule 13D or
Schedule 13G (including amendments thereto) in accordance with Sections 13(d)
and 13(g) of the Exchange Act, and Form 13F or Form 13H
(including amendments thereto) in accordance with Sections 13(f) and
13(h) of the Exchange Act.

(4)	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, Form 4 or Form 5, Schedule 13D,
Schedule 13G, Form 13F or Form 13H (including any amendments thereto)
and timely file such report with the SEC and any stock exchange,
stock market or similar authority; and

(5)	take any other action of any type whatsoever in connection with
the foregoing that, 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
attorney-in-fact on behalf of the undersigned, pursuant to this
Power of Attorney, shall be in such form and shall contain such
terms and conditions as such attorney-in-fact may approve in his/her
discretion.

The undersigned hereby grants to such attorney-in-fact full power
and authority to do and perform all and
every act and thing whatsoever requisite,
necessary, and 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 his/her 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 no such attorney-in-fact, in serving in such capacity at the
request of the undersigned, is hereby assuming, nor is the Company hereby
assuming, any of the undersigned's responsibilities
to comply with Section 16, Sections 13(d) and 13(g) or Sections 13(f)
and 13(h) of the Exchange Act and the rules and regulations
promulgated thereunder.

	This Power of Attorney shall supersede and revoke any Power of Attorney
previously executed with respect to executing Form 3, Form 4, Form 5,
Schedule 13D, Schedule 13G, Form 13F or Form 13H, unless earlier
revoked by the undersigned in a signed writing delivered to the
foregoing attorney-in-fact.

		IN WITNESS WHEREOF, the undersigned has caused this
Power of Attorney to be executed as of this 11th day of November, 2022.


	/s/ Richard Mahoney
	Richard Mahoney
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
