<SEC-DOCUMENT>0001507165-11-000002.txt : 20110304
<SEC-HEADER>0001507165-11-000002.hdr.sgml : 20110304
<ACCEPTANCE-DATETIME>20110304144727
ACCESSION NUMBER:		0001507165-11-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110304
FILED AS OF DATE:		20110304
DATE AS OF CHANGE:		20110304

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Reed Kenneth M
		CENTRAL INDEX KEY:			0001507165

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08675
		FILM NUMBER:		11664196

	MAIL ADDRESS:	
		STREET 1:		328 ADAMS STREET
		CITY:			MILTON
		STATE:			MA
		ZIP:			02186

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			REED SUSAN K
		CENTRAL INDEX KEY:			0001507166

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08675
		FILM NUMBER:		11664195

	MAIL ADDRESS:	
		STREET 1:		328 ADAMS STREET
		CITY:			MILTON
		STATE:			MA
		ZIP:			02186

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNITED STATES ANTIMONY CORP
		CENTRAL INDEX KEY:			0000101538
		STANDARD INDUSTRIAL CLASSIFICATION:	PRIMARY SMELTING & REFINING OF NONFERROUS METALS [3330]
		IRS NUMBER:				810305822
		STATE OF INCORPORATION:			MT
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 643
		CITY:			THOMPSON FALLS
		STATE:			MT
		ZIP:			59873
		BUSINESS PHONE:		4068273523

	MAIL ADDRESS:	
		STREET 1:		PO BOX 643
		CITY:			THOMPSON FALLS
		STATE:			MT
		ZIP:			59873-0643

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AGAU MINES INC
		DATE OF NAME CHANGE:	19740728
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-03-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000101538</issuerCik>
        <issuerName>UNITED STATES ANTIMONY CORP</issuerName>
        <issuerTradingSymbol>UAMY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001507165</rptOwnerCik>
            <rptOwnerName>Reed Kenneth M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>328 ADAMS STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MILTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02186</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001507166</rptOwnerCik>
            <rptOwnerName>REED SUSAN K</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>328 ADAMS STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MILTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02186</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock $0.01 par value per share</value>
            </securityTitle>
            <transactionDate>
                <value>2011-03-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>250000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.4</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3799329</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock $0.01 par value per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4000000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock $0.01 par value per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>53200</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Purchase from the issuer by The Reed Family Limited Partnership I.</footnote>
        <footnote id="F2">Represents 99.9% of the shares held by The Reed Family Limited Partnership I, a Massachusetts limited partnership in which Kenneth M. Reed holds a 49.9% partnership interest (1% as the general partner and 48.9% as a limited partner) and Susan K. Reed holds a 50% partnership interest as a limited partner. Kenneth M. Reed and Susan K. Reed are husband and wife.</footnote>
        <footnote id="F3">Represents shares held in The Susan K. Reed Grantor Retained Annuity Trust I (Trust).  Susan K. Reed is the annuity recipient and the sole trustee of the Trust.  Kenneth M. Reed disclaims beneficial ownership of the shares held by the Trust.</footnote>
        <footnote id="F4">Represents the number of shares held in the Kenneth M. Reed, M.D., P.C. Profit Sharing Plan (Plan) in which Kenneth M. Reed has a pecuniary interest as a plan participant. Kenneth M. Reed is the sole trustee of the Plan.  Susan K. Reed disclaims beneficial ownership of the shares held in the Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ KENNETH M REED</signatureName>
        <signatureDate>2011-03-04</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ SUSAN K REED</signatureName>
        <signatureDate>2011-03-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
