-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 CwHgPKIaJDxxn0ZXkYiBmPYZwJFTLyE5AzUj8DMz/2YMTBmo4hLwPBUPF/P8opcV
 drJeViVm7oYL1TM97yiKPA==

<SEC-DOCUMENT>0001181431-06-061809.txt : 20061103
<SEC-HEADER>0001181431-06-061809.hdr.sgml : 20061103
<ACCEPTANCE-DATETIME>20061103200238
ACCESSION NUMBER:		0001181431-06-061809
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20061101
FILED AS OF DATE:		20061103
DATE AS OF CHANGE:		20061103

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MERCURY INTERACTIVE CORP
		CENTRAL INDEX KEY:			0000867058
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				770224776
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		379 N. WHISMAN ROAD
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043-3969
		BUSINESS PHONE:		6506035300

	MAIL ADDRESS:	
		STREET 1:		379 N. WHISMAN ROAD
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			94043-3969

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MERCURY INTERACTIVE CORPORATION
		DATE OF NAME CHANGE:	19930910

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SHAMIR YAIR
		CENTRAL INDEX KEY:			0001179288

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-22350
		FILM NUMBER:		061188393

	BUSINESS ADDRESS:	
		STREET 1:		C/O MERCURY INTERACTIVE CORPORATION
		STREET 2:		1325 BORREGAS AVENUE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089
		BUSINESS PHONE:		650-603-5437

	MAIL ADDRESS:	
		STREET 1:		MERCURY INTERACTIVE
		STREET 2:		379 N. WHISMAN ROAD
		CITY:			MOUNTAIN VIEW
		STATE:			CA
		ZIP:			95066
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd135280.xml
<DESCRIPTION>SHAMIR FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-11-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000867058</issuerCik>
        <issuerName>MERCURY INTERACTIVE CORP</issuerName>
        <issuerTradingSymbol>MERQ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001179288</rptOwnerCik>
            <rptOwnerName>SHAMIR YAIR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>379 N. WHISMAN RD.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MOUNTAIN VIEW</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94043</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-11-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>U</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>20000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>52.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote 1</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The shares are/were registered in the name of Goldfarb Levy Eran &amp; Co. Trustees Ltd. (the &quot;Trustees&quot;) and are/were held on behalf of Yair Shamir as beneficial owner.  The share certificate (or other record) evidencing the holding of 20,000 shares cannot be traced by either me or the Trustees.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Yair Shamir</signatureName>
        <signatureDate>2006-11-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----