<SEC-DOCUMENT>0001615774-17-006564.txt : 20171113
<SEC-HEADER>0001615774-17-006564.hdr.sgml : 20171110
<ACCEPTANCE-DATETIME>20171113170159
ACCESSION NUMBER:		0001615774-17-006564
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171109
FILED AS OF DATE:		20171113
DATE AS OF CHANGE:		20171113

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Morris Michael James
		CENTRAL INDEX KEY:			0001335734

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-55710
		FILM NUMBER:		171196870

	MAIL ADDRESS:	
		STREET 1:		545 12TH STREET
		CITY:			PASO ROBLES
		STATE:			CA
		ZIP:			93445

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NIOCORP DEVELOPMENTS LTD
		CENTRAL INDEX KEY:			0001512228
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A1
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		7000 S. YOSEMITE STREET
		STREET 2:		STE. 115
		CITY:			CENTENNIAL
		STATE:			CO
		ZIP:			80112
		BUSINESS PHONE:		720-639-4647

	MAIL ADDRESS:	
		STREET 1:		7000 S. YOSEMITE STREET
		STREET 2:		STE. 115
		CITY:			CENTENNIAL
		STATE:			CO
		ZIP:			80112

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	QUANTUM RARE EARTH DEVELOPMENTS CORP.
		DATE OF NAME CHANGE:	20110204
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>s108116_form4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-11-09</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001512228</issuerCik>
        <issuerName>NIOCORP DEVELOPMENTS LTD</issuerName>
        <issuerTradingSymbol>NIOBF</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001335734</rptOwnerCik>
            <rptOwnerName>Morris Michael James</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NIOCORP DEVELOPMENTS LTD.</rptOwnerStreet1>
            <rptOwnerStreet2>7000 YOSEMITE STREET, SUITE 115</rptOwnerStreet2>
            <rptOwnerCity>CENTENNIAL</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80112</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Director Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.37</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2017-11-09</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>250000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2022-11-09</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>250000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>250000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Option exercise price reflected was converted from Canadian exercise price of $0.47 using an exchange rate of C$1.2692=US$1.00.</footnote>
        <footnote id="F2">This option is fully vested</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Michael James Morris</signatureName>
        <signatureDate>2017-11-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
