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<SEC-DOCUMENT>0001333112-10-000001.txt : 20101206
<SEC-HEADER>0001333112-10-000001.hdr.sgml : 20101206
<ACCEPTANCE-DATETIME>20101206110905
ACCESSION NUMBER:		0001333112-10-000001
CONFORMED SUBMISSION TYPE:	D/A
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
ITEM INFORMATION:		Investment Company Act Section 3(c)
ITEM INFORMATION:		Section 3(c)(7)
FILED AS OF DATE:		20101206
DATE AS OF CHANGE:		20101206
EFFECTIVENESS DATE:		20101206

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Aspect US Fund LLC
		CENTRAL INDEX KEY:			0001333112
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-79037
		FILM NUMBER:		101233386

	BUSINESS ADDRESS:	
		STREET 1:		24-26 CITY QUAY
		CITY:			DUBLIN
		STATE:			L2
		ZIP:			2
		BUSINESS PHONE:		353-1-523-8000

	MAIL ADDRESS:	
		STREET 1:		24-26 CITY QUAY
		CITY:			DUBLIN
		STATE:			L2
		ZIP:			2
</SEC-HEADER>
<DOCUMENT>
<TYPE>D/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0704</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001333112</cik>
        <entityName>Aspect US Fund LLC</entityName>
        <issuerAddress>
            <street1>24-26 CITY QUAY</street1>
            <city>DUBLIN</city>
            <stateOrCountry>L2</stateOrCountry>
            <stateOrCountryDescription>IRELAND</stateOrCountryDescription>
            <zipCode>2</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>353-1-523-8000</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Limited Partnership</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Don</firstName>
                <lastName>Seymour</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>20 Genesis Close, dms house</street1>
                <street2>PO Box 31910</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1208</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Director of Aspect Fund Management Cayman Limited, Issuer's manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Aldo</firstName>
                <lastName>Ghisletta</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>20 Genesis Close, dms house</street1>
                <street2>PO Box 31910</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1208</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Director of Aspect Fund Management Cayman Limited, Issuer's manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Anthony</firstName>
                <lastName>Todd</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Director of Aspect Capital Limited, Issuer's investment manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Gavin</firstName>
                <lastName>Ferris</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Director of Aspect Capital Limited, Issuer's investment manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Martin</firstName>
                <lastName>Lueck</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Director of Aspect Capital Limited, Issuer's investment manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Simon</firstName>
                <lastName>Rockall</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Director of Aspect Capital Limited, Issuer's investment manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Kenneth</firstName>
                <lastName>Hope</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Director of Aspect Capital Limited, Issuer's investment manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>John</firstName>
                <lastName>Wareham</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Director of Aspect Capital Limited, Issuer's investment manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Alastair</firstName>
                <lastName>Smith</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Past Director of Aspect Capital Limited, Issuer's investment manager, withdrawn on May 6, 2005.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Eugene</firstName>
                <lastName>Lambert</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Past Director of Aspect Capital Limited, Issuer's investment manager, withdrawn on May 10, 2005.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <lastName>Wakefield</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Past Director of Aspect Capital Limited, Issuer's investment manager, withdrawn on September 15, 2008.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>James</firstName>
                <lastName>Walker</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>103 Wigmore Street</street1>
                <street2>Nations House</street2>
                <city>London</city>
                <stateOrCountry>X0</stateOrCountry>
                <stateOrCountryDescription>UNITED KINGDOM</stateOrCountryDescription>
                <zipCode>WIU 1QS</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Past Director of Aspect Capital Limited, Issuer's investment manager, withdrawn on February 25, 2009.</relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Hedge Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <aggregateNetAssetValueRange>Decline to Disclose</aggregateNetAssetValueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
            <item>3C</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0001333112-09-000004</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2003-07-01</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList>
            <recipient>
                <recipientName>Deutsche Bank Securities, Inc.</recipientName>
                <recipientCRDNumber>2525</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>40 Wall Street</street1>
                    <city>New York</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                    <zipCode>10005</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Steben &amp; Company</recipientName>
                <recipientCRDNumber>117808</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>2099 Gaither Road</street1>
                    <street2>Suite 200</street2>
                    <city>Rockville</city>
                    <stateOrCountry>MD</stateOrCountry>
                    <stateOrCountryDescription>MARYLAND</stateOrCountryDescription>
                    <zipCode>20850</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>SC</state>
                    <description>SOUTH CAROLINA</description>
                    <state>VA</state>
                    <description>VIRGINIA</description>
                    <state>LA</state>
                    <description>LOUISIANA</description>
                    <state>GA</state>
                    <description>GEORGIA</description>
                    <state>DC</state>
                    <description>DISTRICT OF COLUMBIA</description>
                    <state>OH</state>
                    <description>OHIO</description>
                    <state>MN</state>
                    <description>MINNESOTA</description>
                    <state>KY</state>
                    <description>KENTUCKY</description>
                    <state>WA</state>
                    <description>WASHINGTON</description>
                    <state>IL</state>
                    <description>ILLINOIS</description>
                    <state>OR</state>
                    <description>OREGON</description>
                    <state>NM</state>
                    <description>NEW MEXICO</description>
                    <state>MA</state>
                    <description>MASSACHUSETTS</description>
                    <state>MS</state>
                    <description>MISSISSIPPI</description>
                    <state>DE</state>
                    <description>DELAWARE</description>
                    <state>WV</state>
                    <description>WEST VIRGINIA</description>
                    <state>HI</state>
                    <description>HAWAII</description>
                    <state>FL</state>
                    <description>FLORIDA</description>
                    <state>KS</state>
                    <description>KANSAS</description>
                    <state>SD</state>
                    <description>SOUTH DAKOTA</description>
                    <state>AK</state>
                    <description>ALASKA</description>
                    <state>TN</state>
                    <description>TENNESSEE</description>
                    <state>ID</state>
                    <description>IDAHO</description>
                    <state>RI</state>
                    <description>RHODE ISLAND</description>
                    <state>NY</state>
                    <description>NEW YORK</description>
                    <state>NC</state>
                    <description>NORTH CAROLINA</description>
                    <state>NH</state>
                    <description>NEW HAMPSHIRE</description>
                    <state>MT</state>
                    <description>MONTANA</description>
                    <state>WI</state>
                    <description>WISCONSIN</description>
                    <state>CO</state>
                    <description>COLORADO</description>
                    <state>OK</state>
                    <description>OKLAHOMA</description>
                    <state>NE</state>
                    <description>NEBRASKA</description>
                    <state>NV</state>
                    <description>NEVADA</description>
                    <state>MI</state>
                    <description>MICHIGAN</description>
                    <state>MD</state>
                    <description>MARYLAND</description>
                    <state>TX</state>
                    <description>TEXAS</description>
                    <state>VT</state>
                    <description>VERMONT</description>
                    <state>AZ</state>
                    <description>ARIZONA</description>
                    <state>IN</state>
                    <description>INDIANA</description>
                    <state>AL</state>
                    <description>ALABAMA</description>
                    <state>CA</state>
                    <description>CALIFORNIA</description>
                    <state>UT</state>
                    <description>UTAH</description>
                    <state>WY</state>
                    <description>WYOMING</description>
                    <state>ND</state>
                    <description>NORTH DAKOTA</description>
                    <state>PA</state>
                    <description>PENNSYLVANIA</description>
                    <state>AR</state>
                    <description>ARKANSAS</description>
                    <state>CT</state>
                    <description>CONNECTICUT</description>
                    <state>NJ</state>
                    <description>NEW JERSEY</description>
                    <state>ME</state>
                    <description>MAINE</description>
                    <state>IA</state>
                    <description>IOWA</description>
                    <state>MO</state>
                    <description>MISSOURI</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Morgan Stanley Smith Barney</recipientName>
                <recipientCRDNumber>8029</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>1585 Broadway</street1>
                    <city>New York</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                    <zipCode>10036-8293</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
        </salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>Indefinite</totalOfferingAmount>
            <totalAmountSold>140514839</totalAmountSold>
            <totalRemaining>Indefinite</totalRemaining>
            <clarificationOfResponse>The total amount sold only includes subscriptions since inception.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>72</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>13704399</dollarAmount>
                <isEstimate>true</isEstimate>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
                <isEstimate>true</isEstimate>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>The  Manager, Aspect Fund Management Cayman Limited, is entitled to a profit allocation and Aspect Capital Ltd. is entitled to a management fee. Management fees and profit allocations are discussed in detail in the Issuer's confidential offering materials</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Aspect US Fund LLC</issuerName>
                <signatureName>Simon Rockall</signatureName>
                <nameOfSigner>Simon Rockall</nameOfSigner>
                <signatureTitle>Authorized Signer of investment manager</signatureTitle>
                <signatureDate>2010-12-06</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
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</SEC-DOCUMENT>
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