<SEC-DOCUMENT>0001013857-21-000198.txt : 20210826
<SEC-HEADER>0001013857-21-000198.hdr.sgml : 20210826
<ACCEPTANCE-DATETIME>20210826164209
ACCESSION NUMBER:		0001013857-21-000198
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210824
FILED AS OF DATE:		20210826
DATE AS OF CHANGE:		20210826

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STILLWELL KENNETH
		CENTRAL INDEX KEY:			0001680115

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11859
		FILM NUMBER:		211212957

	MAIL ADDRESS:	
		STREET 1:		ONE ROGERS STREET
		CITY:			CAMBRDIGE
		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>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4
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    <footnotes>
        <footnote id="F1">Represents the exercise price of the stock options referenced in Table II and Mr. Stillwell's tax liability, which were paid by way of the Company withholding shares of equal value.</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">Options vested 20% on August 1, 2017, with the remaining 80% vesting in equal quarterly amounts.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Jenna L. Burstyn, Attorney-in-Fact for Kenneth Stillwell</signatureName>
        <signatureDate>2021-08-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
