0000934999-11-000008.txt : 20110421
0000934999-11-000008.hdr.sgml : 20110421
20110421144451
ACCESSION NUMBER: 0000934999-11-000008
CONFORMED SUBMISSION TYPE: SC 13G/A
PUBLIC DOCUMENT COUNT: 1
FILED AS OF DATE: 20110421
DATE AS OF CHANGE: 20110421
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/A
SEC ACT: 1934 Act
SEC FILE NUMBER: 005-81223
FILM NUMBER: 11773181
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: DF DENT & CO INC
CENTRAL INDEX KEY: 0000934999
IRS NUMBER: 521045317
STATE OF INCORPORATION: MD
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: SC 13G/A
BUSINESS ADDRESS:
STREET 1: 2 EAST READ STREET
STREET 2: 6TH FLOOR
CITY: BALTIMORE
STATE: MD
ZIP: 21202
BUSINESS PHONE: 4108372544
MAIL ADDRESS:
STREET 1: DF DENT & CO INC
STREET 2: 2 EAST READ ST
CITY: BALTIMORE
STATE: MD
ZIP: 21202
SC 13G/A
1
traka.txt
TRAK13GAAPR11
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
DEALERTRACK HOLDINGS INC
Common Stock
242309102
Item 1. a. Dealertrack Holdings, Inc.
b. 1111 Marcus Avenue
c. Suite M04
d. Lake Success, NY 11042
Item 2. a. D.F. Dent & Company, Inc.
b. 2 East Read Street, 6th Floor
Baltimore, Maryland 21202
c. Incorporated in the State of Maryland
d. Common stock
e. 242309102
Item 3. Investment adviser registered under section 203 of the
Investment
Advisers Act of 1940
Item 4. a. 2,036,414
b. 4.98%
c. 1. 2,036,414
2. 0
3. 2,036,414
4.
Item 5. N/A
Item 6. N/A
Item 7. N/A
Item 8. N/A
Item 9. N/A