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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 TPAyo2QXfbDmczGSxUxJ4AsrXJB+QACWnTXvndC8zE6hw3LHXE+8Hgx5LJ4BaQmA
 mxDg8bOkUWAKJU0zVYtovg==

<SEC-DOCUMENT>0000083246-10-000008.txt : 20100225
<SEC-HEADER>0000083246-10-000008.hdr.sgml : 20100225
<ACCEPTANCE-DATETIME>20100225121229
ACCESSION NUMBER:		0000083246-10-000008
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100218
FILED AS OF DATE:		20100225
DATE AS OF CHANGE:		20100225

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Martinelli Mark
		CENTRAL INDEX KEY:			0001393085

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07436
		FILM NUMBER:		10632372

	MAIL ADDRESS:	
		STREET 1:		10 EAST 40TH STREET, 12TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HSBC USA INC /MD/
		CENTRAL INDEX KEY:			0000083246
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				132764867
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		452 FIFTH AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		2125253735

	MAIL ADDRESS:	
		STREET 1:		452 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>form-3_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2010-02-18</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000083246</issuerCik>
        <issuerName>HSBC USA INC /MD/</issuerName>
        <issuerTradingSymbol>HBA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001393085</rptOwnerCik>
            <rptOwnerName>Martinelli Mark</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>10 EAST 40TH STREET, 12TH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10018</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Exec VP, Chief Auditor</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>/s/ Mick Forde,  Senior Vice President, Deputy Gen Counsel-Corporate and Asst. Secy. of HSBC USA Inc. and Attorney-in Fact for  Mark Martinelli</signatureName>
        <signatureDate>2010-02-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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