-----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,
 CEJg17NMAfX0ryNGiE9OvkJjYrol/YXeLSe8UKA+eAZScLYYAN6C29IvPqCGc7P6
 mcGfzK12Nu+h6wPMLksdxA==

<SEC-DOCUMENT>0001286092-05-000001.txt : 20050328
<SEC-HEADER>0001286092-05-000001.hdr.sgml : 20050328
<ACCEPTANCE-DATETIME>20050328190102
ACCESSION NUMBER:		0001286092-05-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050315
FILED AS OF DATE:		20050328
DATE AS OF CHANGE:		20050328

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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ALDINGER WILLIAM F III
		CENTRAL INDEX KEY:			0001074607

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07436
		FILM NUMBER:		05707686

	BUSINESS ADDRESS:	
		STREET 1:		150 N MICHIGAN AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			60601

	MAIL ADDRESS:	
		STREET 1:		150 N MICHIGAN AVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60601
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-03-15</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001074607</rptOwnerCik>
            <rptOwnerName>ALDINGER WILLIAM F III</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>150 N MICHIGAN AVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60601</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>No longer a director of HSBC USA Inc.</remarks>

    <ownerSignature>
        <signatureName>Helen Kujawa, Attorney-in-Fact</signatureName>
        <signatureDate>2005-03-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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