<SEC-DOCUMENT>0001654954-18-012895.txt : 20181116
<SEC-HEADER>0001654954-18-012895.hdr.sgml : 20181116
<ACCEPTANCE-DATETIME>20181116161900
ACCESSION NUMBER:		0001654954-18-012895
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20181114
FILED AS OF DATE:		20181116
DATE AS OF CHANGE:		20181116

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mitford Kathleen
		CENTRAL INDEX KEY:			0001733579

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18059
		FILM NUMBER:		181190032

	MAIL ADDRESS:	
		STREET 1:		140 KENDRICK STREET
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PTC INC.
		CENTRAL INDEX KEY:			0000857005
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				042866152
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		140 KENDRICK STREET
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494
		BUSINESS PHONE:		7813705000

	MAIL ADDRESS:	
		STREET 1:		140 KENDRICK STREET
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PARAMETRIC TECHNOLOGY CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
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    <footnotes>
        <footnote id="F1">Includes 150 shares acquired under Employee Stock Purchase Plan on July 31, 2018.</footnote>
        <footnote id="F2">Tendered to Issuer to satisfy tax withholding obligations of the Reporting Person incurred in connection with the vesting of the Reporting Person's restricted stock unit awards on November 15, 2018.</footnote>
        <footnote id="F3">Each restricted stock unit represents a contingent right to receive one share of PTC Inc. common stock.</footnote>
        <footnote id="F4">RSUs granted on November 2, 2015 that vested in three substantially equal installments on November 15, 2016, 2017 and 2018.</footnote>
        <footnote id="F5">RSUs granted on October 31, 2016 that vest in three substantially equal installments on November 15, 2017, 2018 and 2019.</footnote>
        <footnote id="F6">RSUs granted on November 15, 2017 that vest in three substantially equal installments on November 15, 2018, 2019 and 2020.</footnote>
        <footnote id="F7">Performance-based RSUs granted on February 28, 2017 that could be earned only to the extent the established performance measure was met for the performance period ended September 30, 2018. The performance measure was met  and 1236 RSUs were earned and vested.</footnote>
        <footnote id="F8">Performance-based RSUs granted on November 15, 2017 that could be earned only to the extent the established performance measure was met for the performance period ended September 30, 2018. The performance measure was met at 93.34% and 1217 RSUs were earned and vested.</footnote>
        <footnote id="F9">This amount represents the total number of derivative securities beneficially owned of the class shown.</footnote>
        <footnote id="F10">RSUs granted on November 14, 2018 that vest in three substantially equal installments on November 15, 2019, 2020 and 2021.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/Catherine Gorecki by power of attorney filed 3/9/2018</signatureName>
        <signatureDate>2018-11-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
