-----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,
 V5Bw62lNEoUwFnr0Y3vBhQf+dN00OExk5PtuS4JPrjpHR1uDd27i4KTuUmI2PgCQ
 3NEp76QqgKFtj+t1JpPCdg==

<SEC-DOCUMENT>0001181431-03-025826.txt : 20031003
<SEC-HEADER>0001181431-03-025826.hdr.sgml : 20031003
<ACCEPTANCE-DATETIME>20031003190008
ACCESSION NUMBER:		0001181431-03-025826
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031001
FILED AS OF DATE:		20031003

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CLAM GEORGE C
		CENTRAL INDEX KEY:			0001243630

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14468
		FILM NUMBER:		03928740

	MAIL ADDRESS:	
		STREET 1:		C/O OAK BROOK BANK
		STREET 2:		1400 SIXTEENTH ST
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIRST OAK BROOK BANCSHARES INC
		CENTRAL INDEX KEY:			0000717837
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				363220778
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1400 16TH ST
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523
		BUSINESS PHONE:		6305711050

	MAIL ADDRESS:	
		STREET 1:		1400 16TH ST
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FIRST OAK BANCSHARES
		DATE OF NAME CHANGE:	19970407
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd19958.xml
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-10-01</periodOfReport><notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000717837</issuerCik>
        <issuerName>FIRST OAK BROOK BANCSHARES INC</issuerName>
        <issuerTradingSymbol>FOBB</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001243630</rptOwnerCik>
            <rptOwnerName>CLAM GEORGE C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1400 SIXTEENTH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>OAK BROOK</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60523</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Chief Banking Officer</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-10-01</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>1130</value><footnoteId id="F1"/></transactionShares><transactionPricePerShare><value>6.83</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>22690</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwn
ership><natureOfOwnership><value>see footnote #2</value><footnoteId id="F2"/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>7000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>see footnote #3</value><footnoteId id="F3"/></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>3106</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>see footnote #4</value><footnoteId id="F4"/></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivati
veTable><derivativeTable><derivativeTransaction><securityTitle><value>Employee Stock Options (Right to Buy)</value></securityTitle><conversionOrExercisePrice><value>6.83</value></conversionOrExercisePrice><transactionDate><value>2003-10-01</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>2000</value></transactionShares><transactionPricePerShare><footnoteId id="F7"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>1996-12-20</value><footnoteId id="F5"/></exerciseDate><expirationDate><value>2005-12-20</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>9000</value><footnoteId id="F6"/></underlyingSecurityShares></underlyingSecur
ity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>22100</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">These shares represent the net amount received by the Reporting Person after exercising stock options for the right to buy 2,000 shares.  The difference (870 shares) were used to pay the exercise price and any taxes due in connection with the exercise.</footnote><footnote id="F2">Common Stock held by Reporting Person as Trustee of the George C. Clam Trust dated September 12, 2002.</footnote><footnote id="F3">Represents shares of Common Stock owned by the Reporting Person's spouse.</footnote><footnote id="F4">These shares of Common Stock are held pursuant to the Issuer's "Stock Bonus Plan".  The shares represent the Reporting Person's pro rata interest in the aggregate shares held by the Plan's tru
st as of December 31, 2002.</footnote><footnote id="F5">Options are exercisable in 20% increments each year beginning one year after the date of grant.</footnote><footnote id="F6">An Option to purchase 7,000 shares of Common Stock remains outstanding pursuant to the original option grant.</footnote><footnote id="F7">This transaction represents the exercise of a derivative security; as such, the exercise price has been reported in column 2 of Table II.</footnote></footnotes><ownerSignature><signatureName>George C. Clam</signatureName><signatureDate>2003-10-03</signatureDate></ownerSignature><ownerSignature><signatureName>By: Lorenzo Pate, his attorney-in-fact</signatureName><signatureDate>2003-10-03</signatureDate></ownerSignature></ownershipDocument>



</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----