<SEC-DOCUMENT>0001441683-18-000160.txt : 20181214
<SEC-HEADER>0001441683-18-000160.hdr.sgml : 20181214
<ACCEPTANCE-DATETIME>20181214165124
ACCESSION NUMBER:		0001441683-18-000160
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20181212
FILED AS OF DATE:		20181214
DATE AS OF CHANGE:		20181214

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Boccassam Prashanth
		CENTRAL INDEX KEY:			0001706771

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38098
		FILM NUMBER:		181236142

	MAIL ADDRESS:	
		STREET 1:		11955 DEMOCRACY DRIVE
		STREET 2:		SUITE 1700
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190

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:		11955 DEMOCRACY DRIVE
		STREET 2:		SUITE 1700
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190
		BUSINESS PHONE:		703-442-8844

	MAIL ADDRESS:	
		STREET 1:		11955 DEMOCRACY DRIVE
		STREET 2:		SUITE 1700
		CITY:			RESTON
		STATE:			VA
		ZIP:			20190
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_154482426782806.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-12-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001441683</issuerCik>
        <issuerName>APPIAN CORP</issuerName>
        <issuerTradingSymbol>APPN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001706771</rptOwnerCik>
            <rptOwnerName>Boccassam Prashanth</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O APPIAN CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>11955 DEMOCRACY DRIVE, SUITE 1700</rptOwnerStreet2>
            <rptOwnerCity>RESTON</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>20190</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-12-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>243</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>107694</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-12-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>17203</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>124897</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents a pro rata distribution without additional consideration by Novak Biddle Venture Partners V, L.P. to its limited partners.</footnote>
        <footnote id="F2">Represents a pro rata distribution without additional consideration by Novak Biddle Company V, LLC to its partners.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Angela Patterson, Attorney-in-Fact</signatureName>
        <signatureDate>2018-12-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>boccassam-section16poanov2.htm
<DESCRIPTION>POWER OF ATTORNEY (NOV 2018) PV
<TEXT>
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        <!-- Document created using Wdesk 1 -->
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        <title>Exhibit</title>
    </head>
    <body style="font-family:Times New Roman;font-size:10pt;">
<div><a name="s58FA123C7FE7E5CF4928AD5201C5FA96"></a></div><div></div><div><br></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;font-weight:bold;">POWER OF ATTORNEY</font></div><div style="line-height:120%;padding-bottom:16px;text-align:justify;text-indent:24px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">Know all by these presents, that the undersigned hereby constitutes and appoints each of Christopher Winters, Angela Patterson, Nicole Brookshire, Mark Ballantyne and Jason Minio, signing individually, the undersigned&#8217;s true and lawful attorneys-in fact and agents to: </font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:53px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:138%;font-size:11pt;padding-left:29px;"><font style="font-family:inherit;font-size:11pt;">(1)</font></div></td><td style="vertical-align:top;"><div style="line-height:138%;text-align:justify;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">execute for and on behalf of the undersigned, in the undersigned&#8217;s capacity as an officer, director or beneficial owner of more than 10% of a registered class of securities of Appian Corporation, Forms 3, 4, and 5 (including any amendments thereto) in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended (the &#8220;</font><font style="font-family:inherit;font-size:11pt;font-weight:bold;">Exchange Act</font><font style="font-family:inherit;font-size:11pt;">&#8221;) and the rules thereunder and a Form ID, Uniform Application for Access Codes to File on EDGAR;</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:53px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:138%;font-size:11pt;padding-left:29px;"><font style="font-family:inherit;font-size:11pt;">(2)</font></div></td><td style="vertical-align:top;"><div style="line-height:138%;text-align:justify;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">do and perform any and all acts for and on behalf of the undersigned that may be necessary or desirable to execute such Forms 3, 4, or 5, or Form ID (including any amendments thereto) and timely file such forms with the United States Securities and Exchange Commission and any stock exchange or similar authority, </font><font style="font-family:inherit;font-size:11pt;">including creating a new passphrase and generating new EDGAR access codes via the EDGAR filer manager website</font><font style="font-family:inherit;font-size:11pt;">; and</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:53px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:138%;font-size:11pt;padding-left:29px;"><font style="font-family:inherit;font-size:11pt;">(3)</font></div></td><td style="vertical-align:top;"><div style="line-height:138%;text-align:justify;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">take any other action of any nature whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact&#8217;s discretion.</font></div></td></tr></table><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:24px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;"><br></font></div><div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:24px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact&#8217;s substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted.  The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is Appian Corporation assuming, any of the undersigned&#8217;s responsibilities to comply with Section 16 of the Exchange Act.</font></div><div style="line-height:120%;padding-bottom:16px;text-align:justify;text-indent:24px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">This Power of Attorney shall remain in full force and effect until the earliest to occur of (a) the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned&#8217;s holdings of and transactions in securities issued by Appian Corporation, (b) revocation by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact or (c) as to any attorney-in-fact individually, until such attorney-in-fact is no longer employed by Appian Corporation or Cooley LLP.</font></div><div style="line-height:120%;padding-bottom:16px;text-align:justify;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">The undersigned has caused this Power of Attorney to be executed as of November 6, 2018.</font></div><div style="line-height:120%;text-align:justify;padding-left:288px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;"><br></font></div><div style="line-height:120%;text-align:justify;padding-left:288px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;"><br></font></div><div style="line-height:120%;text-align:justify;padding-left:288px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;"><br></font></div><div style="line-height:120%;text-align:justify;padding-left:288px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;text-decoration:underline;">/s/ Prashanth &#8220;PV&#8221; Boccassam&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:left;padding-left:240px;text-indent:48px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">Prashanth &#8220;PV&#8221; Boccassam </font></div><div style="line-height:120%;text-align:left;padding-left:240px;text-indent:48px;font-size:11pt;"><font style="font-family:inherit;font-size:11pt;">Director</font><font style="font-family:inherit;font-size:10pt;">&#32;<br></font></div><div style="line-height:120%;text-align:left;padding-left:288px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div><br></div><div></div>    </body>
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</DOCUMENT>
</SEC-DOCUMENT>
