<SEC-DOCUMENT>0000899243-18-008981.txt : 20180330
<SEC-HEADER>0000899243-18-008981.hdr.sgml : 20180330
<ACCEPTANCE-DATETIME>20180330154717
ACCESSION NUMBER:		0000899243-18-008981
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180328
FILED AS OF DATE:		20180330
DATE AS OF CHANGE:		20180330

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Eastman Ronald W
		CENTRAL INDEX KEY:			0001597585

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51122
		FILM NUMBER:		18726089

	MAIL ADDRESS:	
		STREET 1:		335 BRYANT STREET, THIRD FLOOR
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94301

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			pSivida Corp.
		CENTRAL INDEX KEY:			0001314102
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		IRS NUMBER:				262774444
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		480 PLEASANT STREET
		STREET 2:		SUITE B300
		CITY:			WATERTOWN
		STATE:			MA
		ZIP:			02472
		BUSINESS PHONE:		617-926-5000

	MAIL ADDRESS:	
		STREET 1:		480 PLEASANT STREET
		STREET 2:		SUITE B300
		CITY:			WATERTOWN
		STATE:			MA
		ZIP:			02472

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	pSivida LTD
		DATE OF NAME CHANGE:	20050111
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-03-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001314102</issuerCik>
        <issuerName>pSivida Corp.</issuerName>
        <issuerTradingSymbol>PSDV</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001597585</rptOwnerCik>
            <rptOwnerName>Eastman Ronald W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>21 WATERWAY AVENUE, SUITE 225</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>THE WOODLANDS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77380</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $0.001 par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8273461</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By EW Healthcare Partners L.P.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $0.001 par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>332863</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By EW Healthcare Partners-A L.P.</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These securities are held by EW Healthcare Partners L.P. (&quot;EWHP&quot;). Mr. Eastman is a manager of Essex Woodlands IX, LLC (the &quot;General Partner&quot;), which is the general partner of Essex Woodlands Fund IX-GP, L.P. (&quot;Fund IX-GP&quot;), the general partner that manages EWHP. As manager, Mr. Eastman shares voting and investment powers for EWHP. Mr. Eastman disclaims beneficial ownership of all such securities except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F2">These securities are held by EW Healthcare Partners-A L.P. (&quot;EWHP-A&quot;). Mr. Eastman is a manager of the General Partner, which is the general partner of Fund IX-GP, the general partner that manages EWHP-A. As manager, Mr. Eastman shares voting and investment powers for EWHP-A.  Mr. Eastman disclaims beneficial ownership of all such securities except to the extent of his pecuniary interest therein.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Ronald W. Eastman by Richard Kolodziejcyk, Attorney-in-Fact for Reporting Person., /s/ Richard Kolodziejcyk</signatureName>
        <signatureDate>2018-03-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
