<SEC-DOCUMENT>0001013857-21-000231.txt : 20211005 <SEC-HEADER>0001013857-21-000231.hdr.sgml : 20211005 <ACCEPTANCE-DATETIME>20211005163914 ACCESSION NUMBER: 0001013857-21-000231 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211001 FILED AS OF DATE: 20211005 DATE AS OF CHANGE: 20211005 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Stafford Hayden CENTRAL INDEX KEY: 0001814045 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-11859 FILM NUMBER: 211307246 MAIL ADDRESS: STREET 1: ONE ROGERS STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: PEGASYSTEMS INC CENTRAL INDEX KEY: 0001013857 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374] IRS NUMBER: 042787865 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: ONE MAIN STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142-1531 BUSINESS PHONE: 6173749600 MAIL ADDRESS: STREET 1: ONE MAIN STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142-1531 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>wf-form4_163346633623962.xml <DESCRIPTION>FORM 4 <TEXT> <XML> <?xml version="1.0"?> <ownershipDocument> <schemaVersion>X0306</schemaVersion> <documentType>4</documentType> <periodOfReport>2021-10-01</periodOfReport> <notSubjectToSection16>0</notSubjectToSection16> <issuer> <issuerCik>0001013857</issuerCik> <issuerName>PEGASYSTEMS INC</issuerName> <issuerTradingSymbol>PEGA</issuerTradingSymbol> </issuer> <reportingOwner> <reportingOwnerId> <rptOwnerCik>0001814045</rptOwnerCik> <rptOwnerName>Stafford Hayden</rptOwnerName> </reportingOwnerId> <reportingOwnerAddress> <rptOwnerStreet1>C/O PEGASYSTEMS INC</rptOwnerStreet1> <rptOwnerStreet2>ONE MAIN STREET</rptOwnerStreet2> <rptOwnerCity>CAMBRIDGE</rptOwnerCity> <rptOwnerState>MA</rptOwnerState> <rptOwnerZipCode>02142</rptOwnerZipCode> <rptOwnerStateDescription></rptOwnerStateDescription> </reportingOwnerAddress> <reportingOwnerRelationship> <isDirector>0</isDirector> <isOfficer>1</isOfficer> <isTenPercentOwner>0</isTenPercentOwner> <isOther>0</isOther> <officerTitle>President</officerTitle> <otherText></otherText> </reportingOwnerRelationship> </reportingOwner> <nonDerivativeTable> <nonDerivativeTransaction> <securityTitle> <value>Common stock</value> </securityTitle> <transactionDate> <value>2021-10-01</value> </transactionDate> <transactionCoding> <transactionFormType>4</transactionFormType> <transactionCode>M</transactionCode> <equitySwapInvolved>0</equitySwapInvolved> </transactionCoding> <transactionAmounts> <transactionShares> <value>1470</value> <footnoteId id="F1"/> </transactionShares> <transactionPricePerShare> <value>0</value> </transactionPricePerShare> <transactionAcquiredDisposedCode> <value>A</value> </transactionAcquiredDisposedCode> </transactionAmounts> <postTransactionAmounts> <sharesOwnedFollowingTransaction> <value>7334</value> </sharesOwnedFollowingTransaction> </postTransactionAmounts> <ownershipNature> <directOrIndirectOwnership> <value>D</value> </directOrIndirectOwnership> </ownershipNature> </nonDerivativeTransaction> <nonDerivativeTransaction> <securityTitle> <value>Common stock</value> </securityTitle> <transactionDate> <value>2021-10-01</value> </transactionDate> <transactionCoding> <transactionFormType>4</transactionFormType> <transactionCode>F</transactionCode> <equitySwapInvolved>0</equitySwapInvolved> </transactionCoding> <transactionAmounts> <transactionShares> <value>630</value> </transactionShares> <transactionPricePerShare> <value>127.10</value> </transactionPricePerShare> <transactionAcquiredDisposedCode> <value>D</value> </transactionAcquiredDisposedCode> </transactionAmounts> <postTransactionAmounts> <sharesOwnedFollowingTransaction> <value>6704</value> <footnoteId id="F2"/> </sharesOwnedFollowingTransaction> </postTransactionAmounts> <ownershipNature> <directOrIndirectOwnership> <value>D</value> </directOrIndirectOwnership> </ownershipNature> </nonDerivativeTransaction> </nonDerivativeTable> <derivativeTable> <derivativeTransaction> <securityTitle> <value>Restricted Stock Units</value> <footnoteId id="F3"/> </securityTitle> <conversionOrExercisePrice> <value>0.0</value> </conversionOrExercisePrice> <transactionDate> <value>2021-10-01</value> </transactionDate> <transactionCoding> <transactionFormType>4</transactionFormType> <transactionCode>M</transactionCode> <equitySwapInvolved>0</equitySwapInvolved> </transactionCoding> <transactionAmounts> <transactionShares> <value>1470</value> </transactionShares> <transactionPricePerShare> <value>0</value> </transactionPricePerShare> <transactionAcquiredDisposedCode> <value>D</value> </transactionAcquiredDisposedCode> </transactionAmounts> <exerciseDate> <value>2020-10-01</value> <footnoteId id="F1"/> </exerciseDate> <expirationDate> <footnoteId id="F4"/> </expirationDate> <underlyingSecurity> <underlyingSecurityTitle> <value>Common stock</value> </underlyingSecurityTitle> <underlyingSecurityShares> <value>1470.0</value> </underlyingSecurityShares> </underlyingSecurity> <postTransactionAmounts> <sharesOwnedFollowingTransaction> <value>22050</value> </sharesOwnedFollowingTransaction> </postTransactionAmounts> <ownershipNature> <directOrIndirectOwnership> <value>D</value> </directOrIndirectOwnership> </ownershipNature> </derivativeTransaction> </derivativeTable> <footnotes> <footnote id="F1">Represents a 5% vesting on October 1, 2021. The original grant was 29,404 restricted stock units. The remaining 75% will vest in 5% quarterly installments, until the grant is fully vested July 1, 2025.</footnote> <footnote id="F2">Does not include shares of common stock subject to unvested restricted stock units and/or options awards.</footnote> <footnote id="F3">Each restricted stock unit represents the right to receive, following vesting, one share of the issuer's common stock.</footnote> <footnote id="F4">Once vested, the shares of common stock are not subject to expiration.</footnote> </footnotes> <remarks></remarks> <ownerSignature> <signatureName>/s/ Donald L. Lancaster, Attorney-in-Fact for Hayden Stafford</signatureName> <signatureDate>2021-10-05</signatureDate> </ownerSignature> </ownershipDocument> </XML> </TEXT> </DOCUMENT> </SEC-DOCUMENT>