<SEC-DOCUMENT>0000919574-16-015085.txt : 20160822
<SEC-HEADER>0000919574-16-015085.hdr.sgml : 20160822
<ACCEPTANCE-DATETIME>20160822180704
ACCESSION NUMBER:		0000919574-16-015085
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160819
FILED AS OF DATE:		20160822
DATE AS OF CHANGE:		20160822

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VISTA GOLD CORP
		CENTRAL INDEX KEY:			0000783324
		STANDARD INDUSTRIAL CLASSIFICATION:	GOLD & SILVER ORES [1040]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			B0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		7961 SHAFFER PKWY
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80127
		BUSINESS PHONE:		720-981-1185

	MAIL ADDRESS:	
		STREET 1:		7961 SHAFFER PKWY
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80127

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRANGES INC
		DATE OF NAME CHANGE:	19950602

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRANGES EXPLORATION LTD
		DATE OF NAME CHANGE:	19890619

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SUN VALLEY GOLD MASTER FUND, LTD
		CENTRAL INDEX KEY:			0001318295

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09025
		FILM NUMBER:		161846136

	BUSINESS ADDRESS:	
		STREET 1:		INTERNATIONAL MANAGEMENT SERVICES LTD
		STREET 2:		3RD FLR, HARBOUR CTRE, N CHURCH ST BOX61
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-1102
		BUSINESS PHONE:		208-726-2327

	MAIL ADDRESS:	
		STREET 1:		INTERNATIONAL MANAGEMENT SERVICES LTD
		STREET 2:		3RD FLR, HARBOUR CTRE, N CHURCH ST BOX61
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-1102
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>p7240132.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-08-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000783324</issuerCik>
        <issuerName>VISTA GOLD CORP</issuerName>
        <issuerTradingSymbol>VGZ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001318295</rptOwnerCik>
            <rptOwnerName>SUN VALLEY GOLD MASTER FUND, LTD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>INTERNATIONAL MANAGEMENT SERVICES LTD</rptOwnerStreet1>
            <rptOwnerStreet2>3RD FLR, HARBOUR CTRE, N CHURCH ST BOX61</rptOwnerStreet2>
            <rptOwnerCity>GRAND CAYMAN</rptOwnerCity>
            <rptOwnerState>E9</rptOwnerState>
            <rptOwnerZipCode>KY1-1102</rptOwnerZipCode>
            <rptOwnerStateDescription>CAYMAN ISLANDS</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-08-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>43150</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.0959</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11486628</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-08-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>125135</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.0933</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11611763</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-08-22</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>156997</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.0639</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11768760</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <remarks>Sun Valley Gold Master Fund, Ltd. disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein.</remarks>

    <ownerSignature>
        <signatureName>Sun Valley Gold Master Fund, Ltd., By: /s/ Peter F. Palmedo, Director</signatureName>
        <signatureDate>2016-08-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
