SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* FIRST ADVANTAGE CORP (Last) (First) (Middle) 1 PROGRESS PLAZA, SUITE 2400 (Street) ST. PETERSBERG FL 33701 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 12/12/2005	3. Issuer Name and Ticker or Trading Symbol DealerTrack Holdings, Inc. [ TRAK ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Convertible Series A-2 Preferred Stock	(1)	(1)	Common Stock	4,071,618	(1)	I	By First American Credit Management Solutions, Inc.(2)
Convertible Series C-3 Preferred Stock	(3)	(3)	Common Stock	1,357,206	(3)	I	By First American Credit Management Solutions, Inc.(2)

Explanation of Responses:

1. The shares of Convertible Series A-2 Preferred Stock shall automatically convert into shares of common stock on a 1-to-1 basis upon the closing of the Issuer's initial public offering.

2. First American Credit Management Solutions, Inc. ("CMSI") is a wholly-owned subsidiary of the Reporting Person. The Reporting Person may be deemed a beneficial owner of the shares held by CMSI; however, it disclaims beneficial ownership except to the extent of its pecuniary interest.

3. The shares of Convertible Series C-3 Preferred Stock shall automatically convert into shares of common stock on a 1-to-1 basis upon the closing of the Issuer's initial public offering.

	/s/ Julie A. Waters, Power of Attorney on behalf of First Advantage Corporation	12/12/2005
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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