<SEC-DOCUMENT>0001181431-13-026934.txt : 20130510
<SEC-HEADER>0001181431-13-026934.hdr.sgml : 20130510
<ACCEPTANCE-DATETIME>20130510123650
ACCESSION NUMBER:		0001181431-13-026934
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20130510
FILED AS OF DATE:		20130510
DATE AS OF CHANGE:		20130510

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Watt Brian
		CENTRAL INDEX KEY:			0001466144

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13879
		FILM NUMBER:		13832170

	MAIL ADDRESS:	
		STREET 1:		THE LODGE
		STREET 2:		HUSTHWAITE
		CITY:			YORK
		STATE:			X0
		ZIP:			YO61 4PD

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>rrd379478.xml
<DESCRIPTION>FORM 4 - BRIAN WATT
<TEXT>
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                <value>2013-03-17</value>
            </exerciseDate>
            <expirationDate>
                <value>2020-03-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2434</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>52292</value>
                    <footnoteId id="F27"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>27.085</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-05-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>158</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>27.085</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2010-02-21</value>
            </exerciseDate>
            <expirationDate>
                <value>2017-02-21</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>158</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>52134</value>
                    <footnoteId id="F28"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>4.62</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-05-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1731</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>4.62</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2012-03-24</value>
            </exerciseDate>
            <expirationDate>
                <value>2019-03-24</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1731</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>50403</value>
                    <footnoteId id="F29"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.00</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-05-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2012-09-01</value>
            </exerciseDate>
            <expirationDate>
                <value>2019-09-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>10000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>40403</value>
                    <footnoteId id="F30"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.00</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-05-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>9311</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2013-03-17</value>
            </exerciseDate>
            <expirationDate>
                <value>2020-03-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>9311</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>31092</value>
                    <footnoteId id="F31"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.00</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-05-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4535</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2012-03-24</value>
            </exerciseDate>
            <expirationDate>
                <value>2019-03-24</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>4535</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>26557</value>
                    <footnoteId id="F32"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F2">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F3">Shares of Common Stock withheld to meet tax liability and acquisition price.</footnote>
        <footnote id="F4">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F5">Shares of Common Stock withheld to meet tax liability and acquisition price.</footnote>
        <footnote id="F6">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F7">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates</footnote>
        <footnote id="F8">Shares of Common Stock withheld to meet tax liability and acquisition price.</footnote>
        <footnote id="F9">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F10">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F11">Shares of Common Stock withheld to meet tax liability and acquisition price.</footnote>
        <footnote id="F12">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F13">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F14">Shares of Common Stock withheld to meet tax liability and acquisition price.</footnote>
        <footnote id="F15">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F16">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F17">Shares of Common Stock withheld to meet tax liability.</footnote>
        <footnote id="F18">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F19">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F20">Shares of Common Stock withheld to meet tax liability.</footnote>
        <footnote id="F21">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F22">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F23">Shares of Common Stock withheld to meet tax liability.</footnote>
        <footnote id="F24">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F25">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F26">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F27">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F28">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F29">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F30">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F31">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
        <footnote id="F32">Total includes options from other tranches with different exercise prices, vesting dates and expiration dates.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Nicola Earl</signatureName>
        <signatureDate>2013-05-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
