<SEC-DOCUMENT>0001209191-19-017469.txt : 20190306
<SEC-HEADER>0001209191-19-017469.hdr.sgml : 20190306
<ACCEPTANCE-DATETIME>20190306174310
ACCESSION NUMBER:		0001209191-19-017469
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190304
FILED AS OF DATE:		20190306
DATE AS OF CHANGE:		20190306

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Trefler Leon
		CENTRAL INDEX KEY:			0001480560

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11859
		FILM NUMBER:		19663600

	MAIL ADDRESS:	
		STREET 1:		101 MAIN 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 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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<TYPE>4
<SEQUENCE>1
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    <footnotes>
        <footnote id="F1">Represents 5% vesting on March 2, 2019, with a release date of March 4, 2019, the first business day following the vesting. The original grant was 12,383 restricted stock units, with 20% vesting on March 2, 2016, and the remaining 80% vesting in equal quarterly installments over the remaining 4 years.</footnote>
        <footnote id="F2">Represents 5% vesting on March 2, 2019, with a release date of March 4, 2019, the first business day following the vesting. The original grant was 7,387 restricted stock units, with 20% vesting on March 2, 2018, and the remaining 80% vesting in equal quarterly installments over the remaining 4 years.</footnote>
        <footnote id="F3">Represents 20% vesting on March 5, 2019. The original grant was 7,246 restricted stock units, with the remaining 80% vesting in equal quarterly installments over the remaining 4 years.</footnote>
        <footnote id="F4">Represents 100% vesting on March 5, 2019. The original grant was 2,641 restricted stock units, which were granted on March 5, 2018. As part of the Company's 2018 Corporate Incentive Plan (CICP), Mr. Trefler elected to receive his half of his annual bonus in RSUs.</footnote>
        <footnote id="F5">Does not include shares of common stock subject to unvested restricted stock units and/or options awards.</footnote>
        <footnote id="F6">Each restricted stock unit represents the right to receive, following vesting, one share of the issuer's common stock.</footnote>
        <footnote id="F7">Once vested, the shares of common stock are not subject to expiration.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Janet Mesrobian, Esq., Attorney-In-Fact for Leon Trefler</signatureName>
        <signatureDate>2019-03-06</signatureDate>
    </ownerSignature>
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</DOCUMENT>
</SEC-DOCUMENT>
