<SEC-DOCUMENT>0001144204-12-049202.txt : 20120831
<SEC-HEADER>0001144204-12-049202.hdr.sgml : 20120831
<ACCEPTANCE-DATETIME>20120831133215
ACCESSION NUMBER:		0001144204-12-049202
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 504(b)(1) (not (i), (ii) or (iii))
FILED AS OF DATE:		20120831
DATE AS OF CHANGE:		20120831
EFFECTIVENESS DATE:		20120831

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BIOANALYTICAL SYSTEMS INC
		CENTRAL INDEX KEY:			0000720154
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]
		IRS NUMBER:				351345024
		STATE OF INCORPORATION:			IN
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-183532
		FILM NUMBER:		121067945

	BUSINESS ADDRESS:	
		STREET 1:		2701 KENT AVE
		CITY:			WEST LAFAYETT
		STATE:			IN
		ZIP:			47906-1382
		BUSINESS PHONE:		3174634527

	MAIL ADDRESS:	
		STREET 1:		2701 KENT AVENUE
		CITY:			WEST LAFAYETTE
		STATE:			IN
		ZIP:			47906-1382
</SEC-HEADER>
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<SEQUENCE>1
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        <cik>0000720154</cik>
        <entityName>BIOANALYTICAL SYSTEMS INC</entityName>
        <issuerAddress>
            <street1>2701 KENT AVENUE</street1>
            <city>WEST LAFAYETTE</city>
            <stateOrCountry>IN</stateOrCountry>
            <stateOrCountryDescription>INDIANA</stateOrCountryDescription>
            <zipCode>47906-1382</zipCode>
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        <issuerPhoneNumber>3174634527</issuerPhoneNumber>
        <jurisdictionOfInc>INDIANA</jurisdictionOfInc>
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        <entityType>Corporation</entityType>
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            <overFiveYears>true</overFiveYears>
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    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jacqueline</firstName>
                <lastName>Lemke</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2701 KENT AVENUE</street1>
                <city>WEST LAFAYETTE</city>
                <stateOrCountry>IN</stateOrCountry>
                <stateOrCountryDescription>INDIANA</stateOrCountryDescription>
                <zipCode>47906-1382</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Larry</firstName>
                <middleName>S.</middleName>
                <lastName>Boulet</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2701 KENT AVENUE</street1>
                <city>WEST LAFAYETTE</city>
                <stateOrCountry>IN</stateOrCountry>
                <stateOrCountryDescription>INDIANA</stateOrCountryDescription>
                <zipCode>47906-1382</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>David</firstName>
                <lastName>Crabb</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2701 KENT AVENUE</street1>
                <city>WEST LAFAYETTE</city>
                <stateOrCountry>IN</stateOrCountry>
                <stateOrCountryDescription>INDIANA</stateOrCountryDescription>
                <zipCode>47906-1382</zipCode>
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            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Richard</firstName>
                <middleName>A.</middleName>
                <lastName>Johnson</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2701 KENT AVENUE</street1>
                <city>WEST LAFAYETTE</city>
                <stateOrCountry>IN</stateOrCountry>
                <stateOrCountryDescription>INDIANA</stateOrCountryDescription>
                <zipCode>47906-1382</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>John</firstName>
                <middleName>B.</middleName>
                <lastName>Landis</lastName>
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            <relatedPersonAddress>
                <street1>2701 KENT AVENUE</street1>
                <city>WEST LAFAYETTE</city>
                <stateOrCountry>IN</stateOrCountry>
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                <zipCode>47906-1382</zipCode>
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            <relatedPersonRelationshipList>
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        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>David</firstName>
                <middleName>L.</middleName>
                <lastName>Omachinski</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2701 KENT AVENUE</street1>
                <city>WEST LAFAYETTE</city>
                <stateOrCountry>IN</stateOrCountry>
                <stateOrCountryDescription>INDIANA</stateOrCountryDescription>
                <zipCode>47906-1382</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Charlene</firstName>
                <middleName>A.</middleName>
                <lastName>Sullivan</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>2701 KENT AVENUE</street1>
                <city>WEST LAFAYETTE</city>
                <stateOrCountry>IN</stateOrCountry>
                <stateOrCountryDescription>INDIANA</stateOrCountryDescription>
                <zipCode>47906-1382</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
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        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Health Care</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>$25,000,001 - $100,000,000</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>04</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2012-08-17</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>127890</totalOfferingAmount>
            <totalAmountSold>127890</totalAmountSold>
            <totalRemaining>0</totalRemaining>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>7</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>BIOANALYTICAL SYSTEMS INC</issuerName>
                <signatureName>/s/ Jacqueline M. Lemke</signatureName>
                <nameOfSigner>Jacqueline M. Lemke</nameOfSigner>
                <signatureTitle>Interim President &amp; CEO, Vice President-Finance &amp; CFO</signatureTitle>
                <signatureDate>2012-08-31</signatureDate>
            </signature>
        </signatureBlock>
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</SEC-DOCUMENT>
