<SEC-DOCUMENT>0001441683-23-000055.txt : 20230509
<SEC-HEADER>0001441683-23-000055.hdr.sgml : 20230509
<ACCEPTANCE-DATETIME>20230509163144
ACCESSION NUMBER:		0001441683-23-000055
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230505
FILED AS OF DATE:		20230509
DATE AS OF CHANGE:		20230509

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Zamudio-Ramirez Pavel
		CENTRAL INDEX KEY:			0001913014

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38098
		FILM NUMBER:		23902659

	MAIL ADDRESS:	
		STREET 1:		7950 JONES BRANCH DRIVE
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			APPIAN CORP
		CENTRAL INDEX KEY:			0001441683
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				541956084
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		7950 JONES BRANCH DRIVE
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102
		BUSINESS PHONE:		703-442-8844

	MAIL ADDRESS:	
		STREET 1:		7950 JONES BRANCH DRIVE
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4
<TEXT>
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        <issuerName>APPIAN CORP</issuerName>
        <issuerTradingSymbol>APPN</issuerTradingSymbol>
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            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MCLEAN</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>22102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Customer Officer</officerTitle>
            <otherText></otherText>
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    <footnotes>
        <footnote id="F1">Each Restricted Stock Unit (&quot;RSU&quot;) converts into Class A Common Stock on a one-for-one basis.</footnote>
        <footnote id="F2">Includes 136,129, 120 and 146 shares acquired on 2/1/23, 3/1/23, 4/3/23 and 5/323, respectively, under the Appian Corporation Employee Stock Purchase Plan.</footnote>
        <footnote id="F3">Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer).</footnote>
        <footnote id="F4">The RSUs were granted on May 5, 2020, and vest in three equal installments on each of May 5, 2023, May 5, 2024, and May 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.</footnote>
        <footnote id="F5">The RSUs were granted on May 4, 2021, and vest in four equal annual installments commencing on May 5, 2022, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Angela Patterson, Attorney-in-Fact</signatureName>
        <signatureDate>2023-05-09</signatureDate>
    </ownerSignature>
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</SEC-DOCUMENT>
