<SEC-DOCUMENT>0001710879-17-000021.txt : 20171206
<SEC-HEADER>0001710879-17-000021.hdr.sgml : 20171206
<ACCEPTANCE-DATETIME>20171206151549
ACCESSION NUMBER:		0001710879-17-000021
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171205
FILED AS OF DATE:		20171206
DATE AS OF CHANGE:		20171206

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LEINWEBER LARRY D
		CENTRAL INDEX KEY:			0001517290

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10485
		FILM NUMBER:		171242155

	MAIL ADDRESS:	
		STREET 1:		NEW WORLD SYSTEMS, INC
		STREET 2:		888 WEST BIG BEAVER, SUITE 600
		CITY:			TROY
		STATE:			MI
		ZIP:			48084

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TYLER TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000860731
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				752303920
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5101 TENNYSON PKWY
		CITY:			PLANO
		STATE:			TX
		ZIP:			75024
		BUSINESS PHONE:		9727133700

	MAIL ADDRESS:	
		STREET 1:		5101 TENNYSON PKWY
		CITY:			PLANO
		STATE:			TX
		ZIP:			75024

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TYLER CORP /NEW/
		DATE OF NAME CHANGE:	19930328

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TYLER THREE INC
		DATE OF NAME CHANGE:	19600201
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-12-05</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000860731</issuerCik>
        <issuerName>TYLER TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>TYL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001517290</rptOwnerCik>
            <rptOwnerName>LEINWEBER LARRY D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>THE ASCENT GROUP</rptOwnerStreet1>
            <rptOwnerStreet2>78 WATSON STREET</rptOwnerStreet2>
            <rptOwnerCity>DETROIT</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48201</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-12-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>24151</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>185.5942</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1048288</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>As Trustee</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-12-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4600</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>185.5942</value>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1043688</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>As Trustee</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Reflects the average sales price for the reported transactions ($185.594208). The shares were sold in multiple transactions at prices ranging from $183.30 to $187.75 inclusive. The reporting person will provide the SEC staff, the Issuer, or any security holder of the Issuer, upon request for same, with the full information regarding the number of shares sold at each separate price within the range specified.</footnote>
        <footnote id="F2">Includes shares owned directly by the reporting person as trustee for: (a) the Larry D. Leinweber Trust (19,326 shares); and (b) the Leinweber Foundation (4,825 shares). The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F3">Reflects the average sales price for the reported transactions ($185.594208). The shares were sold in multiple transactions at prices ranging from $183.30 to $187.75 inclusive. The reporting person will provide the SEC staff, the Issuer, or any security holder of the Issuer, upon request for same, with the full information regarding the number of shares sold at each separate price within the range specified.</footnote>
        <footnote id="F4">Includes shares owned indirectly by the reporting person's wife, Claudia Babiarz, as trustee for: (a) the Larry D. Leinweber Irrevocable Trust FBO Ashley Leinweber (1,668 shares); (b) the Leinweber Trust FBO Ashley Leinweber (632 shares); (c) the Larry D. Leinweber Irrevocable Trust FBO David Leinweber (1,668 shares); and (d) the Leinweber Trust FBO David Leinweber (632 shares). The reporting person disclaims
beneficial ownership of these securities except to the extent of his pecuniary interest therein.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Larry D. Leinweber</signatureName>
        <signatureDate>2017-12-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
