<SEC-DOCUMENT>0001209191-18-055709.txt : 20181019
<SEC-HEADER>0001209191-18-055709.hdr.sgml : 20181019
<ACCEPTANCE-DATETIME>20181019170142
ACCESSION NUMBER:		0001209191-18-055709
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20181009
FILED AS OF DATE:		20181019
DATE AS OF CHANGE:		20181019

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Winn Interests, Ltd.
		CENTRAL INDEX KEY:			0001756504
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34426
		FILM NUMBER:		181130969

	BUSINESS ADDRESS:	
		STREET 1:		800 N. SHORELINE
		STREET 2:		1900 N. TOWER
		CITY:			CORPUS CHRISTI
		STATE:			TX
		ZIP:			78401
		BUSINESS PHONE:		361-844-6900

	MAIL ADDRESS:	
		STREET 1:		800 N. SHORELINE
		STREET 2:		1900 N. TOWER
		CITY:			CORPUS CHRISTI
		STATE:			TX
		ZIP:			78401

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ASTROTECH Corp
		CENTRAL INDEX KEY:			0001001907
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		IRS NUMBER:				911273737
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		201 W. 5TH STREET
		STREET 2:		SUITE 1275
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701
		BUSINESS PHONE:		5124859530

	MAIL ADDRESS:	
		STREET 1:		201 W. 5TH STREET
		STREET 2:		SUITE 1275
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ASTROTECH Corp \WA\
		DATE OF NAME CHANGE:	20090310

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SPACEHAB INC \WA\
		DATE OF NAME CHANGE:	19951006
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2018-10-09</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001001907</issuerCik>
        <issuerName>ASTROTECH Corp</issuerName>
        <issuerTradingSymbol>ASTC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001756504</rptOwnerCik>
            <rptOwnerName>Winn Interests, Ltd.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>800 N. SHORELINE 1900</rptOwnerStreet1>
            <rptOwnerStreet2>N. TOWER</rptOwnerStreet2>
            <rptOwnerCity>CORPUS CHRISTI</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>78401</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>523386</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3559</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Charles Winn Rollover 401(k). See footnote (1)</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1440</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Charles Winn's wife. See footnote (1)</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3440</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote (1)</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">523,386 of these shares of Common Stock are held of record by Winn Interests, Ltd. (&quot;Winn Interests&quot;). Each of Charles Winn, Tom Winn and Southern Winn are 33% limited partners of Winn Interests and, as a result, have shared voting and dispositive power over the shares held by Winn Interests. Each of Charles Winn, Tom Winn and Southern Winn disclaim beneficial ownership of the shares held by Winn Interests except to the extent of his proportionate pecuniary interest therein. In addition, Charles Winn owns 3440 shares of Common Stock directly and 3559 shares of Common Stock through his rollover IRA, and may be deemed to beneficially own 1440 shares of Common Stock owned directly by his wife, which beneficial ownership he disclaims.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael W. Calley</signatureName>
        <signatureDate>2018-10-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
