<SEC-DOCUMENT>0001209191-20-017822.txt : 20200310
<SEC-HEADER>0001209191-20-017822.hdr.sgml : 20200310
<ACCEPTANCE-DATETIME>20200310175626
ACCESSION NUMBER:		0001209191-20-017822
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200306
FILED AS OF DATE:		20200310
DATE AS OF CHANGE:		20200310

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KOUNINIS EFSTATHIOS A
		CENTRAL INDEX KEY:			0001353196

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11859
		FILM NUMBER:		20703226

	MAIL ADDRESS:	
		STREET 1:		26 GRANDVIEW DRIVE
		CITY:			DOVER
		STATE:			NH
		ZIP:			03820

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 ROGERS STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142-1209
		BUSINESS PHONE:		6173749600

	MAIL ADDRESS:	
		STREET 1:		ONE ROGERS STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142-1209
</SEC-HEADER>
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    <footnotes>
        <footnote id="F1">Represents 100% vesting on March 6, 2020. The original grant was 856 restricted stock units, which were granted March 6, 2019. As part of the Company's 2019 Corporate Incentive Compensation Plan (CICP), Mr. Kouninis elected to receive his annual bonus in RSUs.</footnote>
        <footnote id="F2">Represents 20% vesting on March 6, 2020. The original grant was 1,952 restricted stock units, with the remaining 80% vesting in equal quarterly installments over the next four years.</footnote>
        <footnote id="F3">Represents 5% vesting on March 9, 2020. The original grant was 6,527 restricted stock units, with 20% vesting on March 9, 2017, and the remaining 80% vesting in equal quarterly installments over the remaining four years.</footnote>
        <footnote id="F4">Does not include shares of common stock subject to unvested restricted stock units and/or options awards.</footnote>
        <footnote id="F5">Each restricted stock unit represents the right to receive, following vesting, one share of the issuer's common stock.</footnote>
        <footnote id="F6">Once vested, shares of common stock are not subject to expiration.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Janet Mesrobian, Esq., Attorney-in-Fact for Efstathios A. Kouninis</signatureName>
        <signatureDate>2020-03-10</signatureDate>
    </ownerSignature>
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</SEC-DOCUMENT>
