UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Information to be Included in Statements Filed Pursuant to Rule 13d-1(b), (c) and (d) and Amendments thereto Filed Pursuant to Rule 13d-2(b) Dealertrack Holdings, Inc. -------------------------------------------------------------------------------- (Name of Issuer) Common Stock -------------------------------------------------------------------------------- (Title of Class of Securities) 242309102 --------------------------------------------------------------------- (CUSIP Number) December 31, 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) * 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). Page 1 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- 1. Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only). J.P. Morgan Partners (23A SBIC), L.P. 13-3986302 -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (See Instructions) (a) (b) -------------------------------------------------------------------------------- 3. SEC Use Only -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware -------------------------------------------------------------------------------- Number of Shares 5. Sole Voting Power 5,612,821 shares of Common Beneficially Owned Stock held in a voting by Each Reporting trust, the trustee of which Person With: has the voting power over such shares except 1,763,965 (4.99% of the 35.350MM shares outstanding) shares that are voted by the reporting person ----------------------------------------------------- 6. Shared Voting Power ----------------------------------------------------- 7. Sole Dispositive 5,612,821 shares of Common Power Stock held in a voting trust, the trustee of which has the voting power over such shares except 1,763,965 (4.99% of the 35.350MM shares outstanding) shares that are voted by the reporting person ----------------------------------------------------- 8. Shared Dispositive Power -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by 5,612,821 shares of Common Each Reporting Person Stock held in a voting trust, the trustee of which has the voting power over such shares except 1,763,965 (4.99% of the 35.350MM shares outstanding) shares that are voted by the reporting person -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 16.6% -------------------------------------------------------------------------------- 12. Type of Reporting Person (See Instructions) PN -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- Page 2 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- Item 1. (a) Name of Issuer: Dealertrack Holdings, Inc. Address of Issuer's Principal Executive Offices: 1111 Marcus Avenue, Suite M04 Lake Success, NY 11042 Item 2. (a) Name of Person Filing: J.P. Morgan Partners (23A SBIC), L.P. ("JPMP 23A SBIC") Supplemental information relating to the ownership and control of the person filing this statement is included in Exhibit 2(a) attached hereto. (b) Address of Principal Business Office or, if none, Residence: 1221 Avenue of the Americas New York, New York 10020 (c) Citizenship: Delaware (d) Title of Class of Securities (of Issuer): Common Stock (e) CUSIP Number: 242309102 Item 3. If this statement is filed pursuant to ss. ss. 240. 13d-1(b) or 240. 13d-2(b) or (c), check whether the person filing is a: Not applicable. Item 4. Ownership (a) Amount Beneficially Owned: JPMP 23A SBIC: 5,612,821 (b) Percent of Class: JPMP 23A SBIC: 16.6% (as of December 31, 2005) (c) Number of shares as to which such person has: (i) JPMP 23A SBIC: 5,612,821 Page 3 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- (ii) Not applicable (iii) JPMP 23A SBIC: 5,612,821 (iv) Not applicable Item 5. Ownership of Five Percent or Less of a Class Not applicable. 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 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. Certification Not applicable. Page 4 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- 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: February 14, 2006 J.P. MORGAN PARTNERS (23A SBIC), L.P. By: J.P. Morgan Partners (23A SBIC Manager)., Inc., Its General Partner By: /s/ Jeffrey C. Walker -------------------------------------------- Name: Jeffrey C. Walker Title: President Page 5 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- EXHIBIT 2(a) This statement is being filed by J.P. Morgan Partners (23A SBIC), L.P., a Delaware limited partnership (hereinafter referred to as "JPMP (SBIC)"), whose principal business office is located at 1221 Avenue of the Americas, New York, New York 10020. JPMP (SBIC) is engaged in the venture capital and leveraged buyout business. The general partner of JPMP (SBIC) is J.P. Morgan Partners (23A SBIC Manager), Inc., a Delaware corporation (hereinafter referred to as "JPMP Manager"), whose principal business office is located at the same address as JPMP (SBIC), and is also indirectly (through JPMP SBIC) engaged in the venture capital and leveraged buyout business. Set forth in Schedule A hereto and incorporated herein by reference are the names, business addresses, principal occupations and employments of each executive officer of JPMP Manager. As general partner of JPMP (SBIC), JPMP Manager may be deemed to beneficially own the shares held by JPMP (SBIC). JPMP Manager is a wholly owned subsidiary of JPMorgan Chase Bank, National Association, a National Banking Association (hereinafter referred to as "JPM Chase Bank") which is engaged in the commercial banking business with its principal office located at 270 Park Avenue, New York, New York 10017. Set forth in Schedule B hereto and incorporated herein by reference and the names business addresses, principal occupations and employments of each of each executive officer and director of JPM Chase Bank. JPM Chase Bank is a wholly owned subsidiary of JPMorgan Chase & Co., a Delaware corporation (hereinafter referred to as "JP Morgan Chase") which is engaged (primarily through subsidiaries) in the commercial banking business with its principal office located at 270 Park Avenue, New York, New York 10017. Set forth in Schedule C hereto and incorporated herein by reference are the names, business addresses, principal occupations and employments of each executive officer and director of JPMorgan Chase. Page 6 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- SCHEDULE A J.P. Morgan Partners (23A SBIC Manager), Inc. --------------------------------------------- Executive Officers(1) --------------------- President Jeffrey C. Walker* Chief Investment Officer Arnold L. Chavkin* Managing Director Srinivas Akkaraju* Managing Director Christopher Albinson* Managing Director Dr. Dana Beth Ardi* Managing Director Christopher C. Behrens* Managing Director John Breckenridge* Managing Director Julie Casella-Esposito* Managing Director Rodney A. Ferguson* Managing Director Michael R. Hannon* Managing Director Matthew Lori* Managing Director Jonathan R. Lynch* Managing Director Stephen McKenna* Managing Director Sunil Mishra* Managing Director Stephen P. Murray* Managing Director Kevin O'Brien* Managing Director Timothy Purcell* Managing Director John Reardon* Managing Director Faith Rosenfeld* Managing Director Shahan D. Soghikian* Managing Director William Stuek* Managing Director Lauren Tyler* Managing Director Timothy J. Walsh* Managing Director Richard D. Waters, Jr. * Managing Director Damion E. Wicker, M.D.* Directors(1) ------------ Jeffrey C. Walker* ----------------------------- (1) Each of whom is a United States citizen * Principal occupation is employee and/or officer of J.P. Morgan Partners, LLC. Business address is c/o J.P. Morgan Partners, LLC, 1221 Avenue of the Americas, New York, New York 10020. Page 7 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- SCHEDULE B J.P. MORGAN CHASE BANK, NATIONAL ASSOCIATION -------------------------------------------- EXECUTIVE OFFICERS(1) --------------------- Chairman of the Board William B. Harrison Jr.* President and Chief Executive Officer James Dimon* Chief Information Officer Austin A. Adams* Co-CEO, Investment Bank Steven D. Black* Chief Executive Officer and Executive Vice President, Card Services Richard J. Srednicki* Chief Financial Officer Michael J. Cavanagh* Chief Administrative Officer Frank Bisignano * Director of Human Resources John F. Bradley* Co-General Counsel Joan Guggenheimer* Chief Investment Officer Ina R. Drew * Head, Commercial Banking Samuel Todd Maclin* Head, Strategy Jay Mandelbaum* Co-General Counsel William H. McDavid* Treasury & Securities Services Heidi Miller* Head, Retail Financial Services Charles W. Scharf* Head, Asset & Wealth Management James E. Staley* Chief Risk Officer Don M. Wilson III* MD & Co-CEO, Investment Bank William T. Winters* ---------------------- (1) Each of whom is a United States citizen. * Principal occupation is employee or officer of JPMorgan Chase & Co. Business address is c/o JPMorgan Chase & Co., 270 Park Avenue, New York, New York 10017. Page 8 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- Directors(1) ------------ Principal Occupation or Employment; Name Business or Residence Address -------------------------------------------------------------------------------- William B. Harrison, Jr. Chairman and Chief Executive Office JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- James Dimon President and Chief Operating Officer JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- David A. Coulter Chairman, West Coast Region JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Michael J. Cavanaugh Chief Financial Officer JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Charles W. Scharf Head of Retail Financial Services JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Don M. Wilson III Chief Risk Officer JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- ---------------------------- (1) Each of whom is a United States citizen. Page 9 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- SCHEDULE C JPMORGAN CHASE & CO. -------------------- EXECUTIVE OFFICERS(1) --------------------- Chairman of the Board William B. Harrison Jr.* President and Chief Executive Officer James Dimon* Chief Information Officer Austin A. Adams* Co-CEO, Investment Bank Steven D. Black* Chief Executive Officer and Executive Vice President, Card Services Richard J. Srednicki* Chief Financial Officer Michael J. Cavanagh* Chief Administrative Officer Frank Bisignano * Director of Human Resources John F. Bradley* Co-General Counsel Joan Guggenheimer* Chief Investment Officer Ina R. Drew * Head, Commercial Banking Samuel Todd Maclin* Head, Strategy Jay Mandelbaum* Co-General Counsel William H. McDavid* Treasury & Securities Services Heidi Miller* Head, Retail Financial Services Charles W. Scharf* Head, Asset & Wealth Management James E. Staley* Chief Risk Officer Don M. Wilson III* MD & Co-CEO, Investment Bank William T. Winters* ----------------------------- (1) Each of whom is a United States citizen. * Principal occupation is employee or officer of JPMorgan Chase & Co. Business address is c/o JPMorgan Chase & Co., 270 Park Avenue, New York, New York 10017. Page 10 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- DIRECTORS(2) ------------ Name Principal Occupation or Employment; Business or Residence Address -------------------------------------------------------------------------------- Hans W. Becherer Retired Chairman of the Board and Chief Executive Officer Deere & Company c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- John H. Biggs Former Chairman and CEO TIAA - CREF c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Lawrence A. Bossidy Retired Chairman of the Board Honeywell International Inc. c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Stephen B. Burke President Comcast Cable Communications, Inc. c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- James S. Crown President Henry Crown and Company c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- James Dimon President and Chief Executive Officer JPMorgan Chase & Co. 270 Park Avenue, 8th Floor New York, New York 10017-2070 -------------------------------------------------------------------------------- Ellen V. Futter President and Trustee American Museum of Natural History c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- William H. Gray, III Retired President and Chief Executive Officer The College Fund/UNCF c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- ----------------------------- (2) Each of whom is a United States citizen. Page 11 of 12 SCHEDULE 13G Issuer: Dealertrack Holdings, Inc. CUSIP No.: 242309102 -------------------------------------------------------------------------------- Name Principal Occupation or Employment; Business or Residence Address -------------------------------------------------------------------------------- William B. Harrison, Jr. Chairman of the Board JPMorgan Chase & Co. 270 Park Avenue, 8th Floor New York, New York 10017-2070 -------------------------------------------------------------------------------- Laban P. Jackson, Jr. Chairman and Chief Executive Officer Clear Creek Properties, Inc. c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Lee R. Raymond Chairman of the Board and Chief Executive Officer Exxon Mobil Corporation c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- John W. Kessler Owner John W. Kessler Company c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Robert I. Lipp Senior Advisor JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Richard A. Monoogian Chairman and Chief Executive Officer Masco Corporation c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- David C. Novak Chairman and Chief Executive Officer Yum! Brands, Inc. c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- William C. Weldon Chairman and Chief Executive Officer Johnson & Johnson c/o JPMorgan Chase & Co. 270 Park Avenue New York, New York 10017 -------------------------------------------------------------------------------- Page 12 of 12