<SEC-DOCUMENT>0001181431-11-016683.txt : 20110309
<SEC-HEADER>0001181431-11-016683.hdr.sgml : 20110309
<ACCEPTANCE-DATETIME>20110309062255
ACCESSION NUMBER:		0001181431-11-016683
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110309
FILED AS OF DATE:		20110309
DATE AS OF CHANGE:		20110309

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BOON PHILIP JOHN
		CENTRAL INDEX KEY:			0001233476

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13879
		FILM NUMBER:		11673607

	MAIL ADDRESS:	
		STREET 1:		HILL VIEW DAVENPORT ROAD
		CITY:			LOWER HESWALL WIRRAL
		STATE:			X0
		ZIP:			00000

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INNOSPEC INC.
		CENTRAL INDEX KEY:			0001054905
		STANDARD INDUSTRIAL CLASSIFICATION:	CHEMICALS & ALLIED PRODUCTS [2800]
		IRS NUMBER:				981081725
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8375 SOUTH WILLOW STREET
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80124
		BUSINESS PHONE:		303-792-5554

	MAIL ADDRESS:	
		STREET 1:		8375 SOUTH WILLOW STREET
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80124

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OCTEL CORP
		DATE OF NAME CHANGE:	19980209
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd304759.xml
<DESCRIPTION>FORM 4 - PB
<TEXT>
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        <issuerName>INNOSPEC INC.</issuerName>
        <issuerTradingSymbol>IOSP</issuerTradingSymbol>
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            <rptOwnerName>BOON PHILIP JOHN</rptOwnerName>
        </reportingOwnerId>
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            <rptOwnerStreet1>INNOSPEC MANUFACTURING PARK</rptOwnerStreet1>
            <rptOwnerStreet2>OIL SITES ROAD</rptOwnerStreet2>
            <rptOwnerCity>ELLESMERE PORT</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>CH65 4EY</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Exec VP, Business Operations</officerTitle>
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                    <footnoteId id="F5"/>
                    <footnoteId id="F6"/>
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                <transactionPricePerShare>
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        </nonDerivativeTransaction>
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    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.00</value>
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            <transactionDate>
                <value>2011-03-07</value>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>4530</value>
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                <transactionPricePerShare>
                    <value>0</value>
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            <expirationDate>
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                <value>2011-03-07</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>1700</value>
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                <transactionPricePerShare>
                    <value>9.97</value>
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                <transactionAcquiredDisposedCode>
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            <exerciseDate>
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            <underlyingSecurity>
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                    <value>20.23</value>
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                    <value>Common Stock</value>
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                    <value>52179</value>
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    <footnotes>
        <footnote id="F1">Pursuant to Clause 12 of the Rules of the Innospec Inc Performance Related Stock Option Plan, a cash payment is being made to Philip Boon in lieu of the transfer of the remaining 414 shares to enable him to pay UK withholding tax obligations in respect of the exercise of options.</footnote>
        <footnote id="F2">Pursuant to Clause 16 of the Rules of the Innospec Inc Company Stock Option Plan, a cash payment is being made to Philip Boon in lieu of the transfer of the remaining 649 shares to enable him to pay the acquisition price and UK withholding tax obligations in respect of the exercise of options.</footnote>
        <footnote id="F3">Pursuant to Clause 16 of the Rules of the Innospec Inc Company Stock Option Plan, a cash payment is being made to Philip Boon in lieu of the transfer of the remaining 917 shares to enable him to pay teh acquisition price and UK withholding tax obligations in respect of the exercise of options.</footnote>
        <footnote id="F4">Pursuant to Clause 16 of the Rules of the Innospec Inc Company Stock Option Plan, a cash payment is being made to Philip Boon in lieu of the transfer of the remaining 727 shares to enable him to pay the acquisition price obligations in respect of the exercise of options.</footnote>
        <footnote id="F5">25% vested = 1000</footnote>
        <footnote id="F6">Pursuant to Clause 12 of the Rules of the Innospec Inc Performance Related Stock Option Plan, a cash payment is being made to Philip Boon in lieu of the transfer of the remaining 510 shares to enable him to pay UK withholding tax obligations in respect of the exercise of options.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Nicola Earl</signatureName>
        <signatureDate>2011-03-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
