-----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,
 IcUH8cHz6zfKkIOoV+yxlrAJaVV/lgopIedt89RkkcpRQC2+09HcDLhuQkRRetb6
 imAy0M1huza/TVNPqp1/+Q==

<SEC-DOCUMENT>0001181431-04-046200.txt : 20041004
<SEC-HEADER>0001181431-04-046200.hdr.sgml : 20041004
<ACCEPTANCE-DATETIME>20041004143405
ACCESSION NUMBER:		0001181431-04-046200
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041001
FILED AS OF DATE:		20041004
DATE AS OF CHANGE:		20041004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Koszalka George W
		CENTRAL INDEX KEY:			0001294626

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23155
		FILM NUMBER:		041061917

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(919) 419-6050

	MAIL ADDRESS:	
		STREET 1:		3518 WESTGATE DRIVE
		STREET 2:		SUITE 300
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27707

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRIMERIS INC
		CENTRAL INDEX KEY:			0000911326
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				561808663
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3518 WESTGATE DRIVE, SUITE 300
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27707
		BUSINESS PHONE:		9194196050

	MAIL ADDRESS:	
		STREET 1:		3518 WESTGATE DRIVE, SUITE 300
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27707
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd53968.xml
<DESCRIPTION>FORM 4 - KOSZALKA QUARTERLY OPTION GRANT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-10-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000911326</issuerCik>
        <issuerName>TRIMERIS INC</issuerName>
        <issuerTradingSymbol>TRMS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001294626</rptOwnerCik>
            <rptOwnerName>Koszalka George W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3518 WESTGATE DR.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>DURHAM</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>27707</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>EVP of Scientific Operations</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee stock option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>15.95</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-10-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>8200</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2014-06-22</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>8200</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8200</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The option vests on a monthly basis over a period of three (3) years beginning on June 22, 2005.</footnote>
        <footnote id="F2">These stock options were granted pursuant to the Trimeris, Inc. Amended and Restated Stock Incentive Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Michael A. Alrutz, attorney-in-fact</signatureName>
        <signatureDate>2004-10-04</signatureDate>
    </ownerSignature>
</ownershipDocument>

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