Schedule 13G

-----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, FARIM2oSP4T1vrWfF75+YFgnlIzkrZOdGTG4KHmdQ0sb59KtrHi0N2GpgxciPq/F +lJ4E4UXealiLaLS9G3Krg== 0001193125-06-193864.txt : 20060920 0001193125-06-193864.hdr.sgml : 20060920 20060920133813 ACCESSION NUMBER: 0001193125-06-193864 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20060920 DATE AS OF CHANGE: 20060920 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: DealerTrack Holdings, Inc. CENTRAL INDEX KEY: 0001333513 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373] IRS NUMBER: 522336218 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-81223 FILM NUMBER: 061099805 BUSINESS ADDRESS: STREET 1: 1111 MARCUS AVENUE STREET 2: SUITE M04 CITY: LAKE SUCCESS STATE: NY ZIP: 11042 BUSINESS PHONE: (516) 734-3600 MAIL ADDRESS: STREET 1: 1111 MARCUS AVENUE STREET 2: SUITE M04 CITY: LAKE SUCCESS STATE: NY ZIP: 11042 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Capital One Auto Finance, Inc. CENTRAL INDEX KEY: 0001375409 IRS NUMBER: 752163778 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 3901 N. DALLAS PARKWAY CITY: PLANO STATE: TX ZIP: 75093 BUSINESS PHONE: 703-7201000 MAIL ADDRESS: STREET 1: 3901 N. DALLAS PARKWAY CITY: PLANO STATE: TX ZIP: 75093 SC 13G 1 dsc13g.htm SCHEDULE 13G Schedule 13G

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. )¹

DealerTrack Holdings, Inc.

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

242309102

(CUSIP Number)

December 12, 2005

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

¨ Rule 13d-1(b)

¨ Rule 13d-1(c)

x Rule 13d-1(d)

¹	The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 242309102


1.		Name of Reporting Persons. I.R.S. Identification No. of Above Persons (Entities Only). Capital One Auto Finance, Inc. I.R.S. Indentification No. 75-2163778
2.		Check the Appropriate Box if a Member of a Group (a) ¨ (b) ¨
3.		SEC USE ONLY
4.		Citizenship or Place of Organization Texas


NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5. Sole Voting Power 1,832,767
		6. Shared Voting Power None
		7. Sole Dispositive Power 1,832,767
		8. Shared Dispositive Power None


9.		Aggregate Amount Beneficially Owned by Each Reporting Person 1,832,767
10.		Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares ¨
11.		Percent of Class Represented by Amount in Row (9) 5.0%
12.		Type of Reporting Person CO


CUSIP No. 242309102		13 G		Page 3 of 5 pages

Item 1

(a).

Name of Issuer:

DealerTrack Holdings, Inc.

(b).

Address of Issuer’s Principal Executive Offices

1111 Marcus Avenue

Suite M04

Lake Success, New York 11042

Item 2

(a).

Name of Person Filing:

Capital One Auto Finance, Inc.

Item 2

(b).

Address of Principal Business Office or, if none, Residence:

3901 N. Dallas Parkway

Plano, TX 75093

Item 2

(c).

Citizenship:

Texas

Item 2

(d).

Title of Class of Securities:

Common Stock, Par Value $0.01 per share.

Item 2

(e).

CUSIP Number:

242309102

Item 3.

If this statement is filed pursuant to §§240.13d-1(b), or 240.13d-2(b) or (c), check whether the person filing is a:

Not applicable.


CUSIP No. 242309102		13 G		Page 4 of 5 pages



Item 4.	Ownership.

	(a)	Amount beneficially owned: 1,832,767

	(b)	Percent of class: 5.0% (Based on 36,336,447 shares of the Issuer’s common stock outstanding as of August 15, 2006)

	(c)	Number of shares as to which such the person has:

		(i)	Sole power to vote or to direct the vote: 1,832,767

		(ii)	Shared power to vote or to direct the vote: None

		(iii)	Sole power to dispose or to direct the disposition of: 1,832,767

		(iv)	Shared power to dispose or to direct the disposition of: None

Item 5.	Ownership of Five Percent or Less of a Class: If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following ¨.

Item 6.	Ownership of More than Five Percent on Behalf of Another Person: Not applicable.

Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person: Not applicable.

Item 8.	Identification and Classification of Members of the Group: Not applicable.

Item 9.	Notice of Dissolution of Group: Not applicable.

Item 10.	Certifications: By signing below, I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

Page 5 of 5 Pages

Signature

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Date: September 13, 2006


CAPITAL ONE AUTO FINANCE, INC.

By:		/s/ Patrick C. Gray
Name:		Patrick C. Gray
Title:		Vice President

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