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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 AG88JC2J0Kd4bw5ebmMuboGdxKTG6S61mFxy6+0zX+rCfXgh4F252UEG3PddfeUi
 9Gymavwh/xXnrO0er3zpRg==

<SEC-DOCUMENT>0001178913-11-000122.txt : 20110113
<SEC-HEADER>0001178913-11-000122.hdr.sgml : 20110113
<ACCEPTANCE-DATETIME>20110113083240
ACCESSION NUMBER:		0001178913-11-000122
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110111
FILED AS OF DATE:		20110113
DATE AS OF CHANGE:		20110113

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			YANAY YAKY
		CENTRAL INDEX KEY:			0001402539

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31392
		FILM NUMBER:		11526534

	MAIL ADDRESS:	
		STREET 1:		ARGAMAN 14
		CITY:			SHIMSHIT
		STATE:			L3
		ZIP:			17906

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PLURISTEM THERAPEUTICS INC
		CENTRAL INDEX KEY:			0001158780
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				980351734
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		MATAM ADVANCED TECHNOLOGY PARK
		STREET 2:		BUILDING NO. 20
		CITY:			HAIFA
		STATE:			L3
		ZIP:			31905
		BUSINESS PHONE:		972-4-850-1080

	MAIL ADDRESS:	
		STREET 1:		MATAM ADVANCED TECHNOLOGY PARK
		STREET 2:		BUILDING NO. 20
		CITY:			HAIFA
		STATE:			L3
		ZIP:			31905

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PLURISTEM LIFE SYSTEMS INC
		DATE OF NAME CHANGE:	20030701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AI SOFTWARE INC
		DATE OF NAME CHANGE:	20010906
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>zk1109303.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-01-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001158780</issuerCik>
        <issuerName>PLURISTEM THERAPEUTICS INC</issuerName>
        <issuerTradingSymbol>PSTI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001402539</rptOwnerCik>
            <rptOwnerName>YANAY YAKY</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ARGAMAN 14</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SHIMSHIT</rptOwnerCity>
            <rptOwnerState>L3</rptOwnerState>
            <rptOwnerZipCode>17906</rptOwnerZipCode>
            <rptOwnerStateDescription>ISRAEL</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2011-01-11</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2011-01-12</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>2.60</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>401543</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The sales reported on this Form 4 were effected pursuant to automatic selling under Rule 10b5-1 trading plan adopted by the reporting person on June 10, 2010.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Yaky Yanay</signatureName>
        <signatureDate>2011-01-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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