<SEC-DOCUMENT>0001104659-22-081591.txt : 20220721
<SEC-HEADER>0001104659-22-081591.hdr.sgml : 20220721
<ACCEPTANCE-DATETIME>20220721162004
ACCESSION NUMBER:		0001104659-22-081591
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220719
FILED AS OF DATE:		20220721
DATE AS OF CHANGE:		20220721

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Hollister David J.
		CENTRAL INDEX KEY:			0001825456

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39548
		FILM NUMBER:		221097280

	MAIL ADDRESS:	
		STREET 1:		C/O BENTLEY SYSTEMS, INCORPORATED
		STREET 2:		685 STOCKTON DRIVE
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BENTLEY SYSTEMS INC
		CENTRAL INDEX KEY:			0001031308
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				953936623
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		690 PENNSYLVANIA DR
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>tm2220872-4_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-07-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001031308</issuerCik>
        <issuerName>BENTLEY SYSTEMS INC</issuerName>
        <issuerTradingSymbol>BSY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001825456</rptOwnerCik>
            <rptOwnerName>Hollister David J.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BENTLEY SYSTEMS, INCORPORATED</rptOwnerStreet1>
            <rptOwnerStreet2>685 STOCKTON DRIVE</rptOwnerStreet2>
            <rptOwnerCity>EXTON</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19341</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Investment Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-07-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>31093</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>35.28</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2305519</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents compensation paid to the Reporting Person and deferred into the Issuer's non-qualified deferred compensation plan and invested in fully-vested phantom shares that are distributable to the Reporting Person as shares of Class B Common Stock at a future date in accordance with the terms of porting Person's plan election.</footnote>
        <footnote id="F2">Includes shares of Class B common stock acquired by the Reporting Person through the Bentley Systems, Incorporated Global Employee Stock Purchase Plan for an offering period ended on June 30, 2022 for which the Reporting Person's enrollment and contribution elections were made in December 2021.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Michael T. Fischette, Attorney-in-Fact</signatureName>
        <signatureDate>2022-07-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
