-----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,
 OX+zFr7yPsMfa3thPRZr59phh//Y7k08Nb+3GtK+hyDSZYmoJDqH4BRjHQsrsxws
 6/yaaF7LQz8mKIKcPSfNCQ==

<SEC-DOCUMENT>0001209191-06-021990.txt : 20060404
<SEC-HEADER>0001209191-06-021990.hdr.sgml : 20060404
<ACCEPTANCE-DATETIME>20060404165252
ACCESSION NUMBER:		0001209191-06-021990
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060331
FILED AS OF DATE:		20060404
DATE AS OF CHANGE:		20060404

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TD AMERITRADE HOLDING CORP
		CENTRAL INDEX KEY:			0001173431
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		IRS NUMBER:				820543156
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		4211 SOUTH 102ND STREET
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68127
		BUSINESS PHONE:		4023317856

	MAIL ADDRESS:	
		STREET 1:		4211 SOUTH 102ND STREET
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68127

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMERITRADE HOLDING CORP
		DATE OF NAME CHANGE:	20020917

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARROW STOCK HOLDING CORP
		DATE OF NAME CHANGE:	20020514

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			TORONTO DOMINION BANK
		CENTRAL INDEX KEY:			0000947263
		STANDARD INDUSTRIAL CLASSIFICATION:	COMMERCIAL BANKS, NEC [6029]
		STATE OF INCORPORATION:			A6
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-49992
		FILM NUMBER:		06738858

	BUSINESS ADDRESS:	
		STREET 1:		TD TOWER 12TH FLOOR 55 KING STREET WEST
		STREET 2:		PO BOX 1 TORONTO
		CITY:			PROVINCE ONTARIO
		STATE:			A6
		BUSINESS PHONE:		4169828222

	MAIL ADDRESS:	
		STREET 1:		TD TOWER 12TH FLOOR 55 KING STREET WEST
		STREET 2:		P O BOX 1
		CITY:			TORONTO
		STATE:			A6
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>y17919a_tor.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-03-31</periodOfReport>

    <issuer>
        <issuerCik>0001173431</issuerCik>
        <issuerName>TD AMERITRADE HOLDING CORP</issuerName>
        <issuerTradingSymbol>AMTD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000947263</rptOwnerCik>
            <rptOwnerName>TORONTO DOMINION BANK</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TORONTO DOMINION CENTRE, P.O. BOX 1</rptOwnerStreet1>
            <rptOwnerStreet2>TORONTO, ONTARIO, CANADA M5K IA2</rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></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, par value $0.01 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2006-03-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>200000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.95</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5550000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.01 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2006-04-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>200000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>21.44</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5750000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.01 per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>196300000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The reported shares are owned directly by TD Discount Brokerage Acquisition LLC (&quot;TDDBA&quot;), a wholly-owned subsidiary of the reporting person. TDDBA purchased such shares pursuant to a Rule 10b5-1 trading plan. The reporting person is an indirect beneficial owner of the reported securities.</footnote>
        <footnote id="F2">These reported shares are owned directly by TD Discount Brokerage Holdings LLC, a wholly-owned subsidiary of the reporting person. The reporting person is an indirect beneficial owner of the reported securities.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Christopher A. Montague</signatureName>
        <signatureDate>2006-04-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----