-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 MbbnVoyDynwWeHMLPRKGiw==

<SEC-DOCUMENT>0000950138-05-000461.txt : 20050524
<SEC-HEADER>0000950138-05-000461.hdr.sgml : 20050524
<ACCEPTANCE-DATETIME>20050524200001
ACCESSION NUMBER:		0000950138-05-000461
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050520
FILED AS OF DATE:		20050524
DATE AS OF CHANGE:		20050524

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACTIVISION INC /NY
		CENTRAL INDEX KEY:			0000718877
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				954803544
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		3100 OCEAN PARK BLVD
		STREET 2:		STE 1000
		CITY:			SANTA MONICA
		STATE:			CA
		ZIP:			90405
		BUSINESS PHONE:		3102552000

	MAIL ADDRESS:	
		STREET 1:		11601 WILSHIRE BLVD 3RD FL
		STREET 2:		STE 1000
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90025

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MEDIAGENIC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ACTIVISION INC
		DATE OF NAME CHANGE:	19880829

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KUMAGAI LINDA
		CENTRAL INDEX KEY:			0001195159

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15839
		FILM NUMBER:		05855394

	BUSINESS ADDRESS:	
		STREET 1:		3100 OCEAN PARK BLVD
		CITY:			SANTA MONICA
		STATE:			CA
		ZIP:			90405
		BUSINESS PHONE:		3102552000
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>may24_kumagai-4ex.xml
<DESCRIPTION>ACTIVIS\2005\MAY 24 KUMAGAI-4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-05-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000718877</issuerCik>
        <issuerName>ACTIVISION INC /NY</issuerName>
        <issuerTradingSymbol>ATVI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001195159</rptOwnerCik>
            <rptOwnerName>KUMAGAI LINDA</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ACTIVISION, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>3100 OCEAN PARK BOULEVARD</rptOwnerStreet2>
            <rptOwnerCity>SANTA MONICA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90405</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP-Finance &amp; Corp Controller</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>15.30</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-05-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2008-04-01</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-05-20</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>10000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The options vest in full on April 1, 2008.  One-quarter of the 10,000 options may vest after fiscal year 2006 and one-quarter may vest after fiscal year 2007 on an accelerated basis if certain financial goals are met during each respective fiscal year.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Linda Kumagai</signatureName>
        <signatureDate>2005-05-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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