0000934999-12-000001.txt : 20120112 0000934999-12-000001.hdr.sgml : 20120112 20120112161041 ACCESSION NUMBER: 0000934999-12-000001 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20120112 DATE AS OF CHANGE: 20120112 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: BEACON ROOFING SUPPLY INC CENTRAL INDEX KEY: 0001124941 STANDARD INDUSTRIAL CLASSIFICATION: WHOLESALE-LUMBER & OTHER CONSTRUCTION MATERIALS [5030] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 0930 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-80234 FILM NUMBER: 12524314 BUSINESS ADDRESS: STREET 1: ONE LAKELAND PARK DRIVE CITY: PEABODY STATE: MA ZIP: 01960 BUSINESS PHONE: 978-535-7668 MAIL ADDRESS: STREET 1: ONE LAKELAND PARK DRIVE CITY: PEABODY STATE: MA ZIP: 01960 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 becna.txt BEACON ROOFING SUPPLY UNDER 5 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.F. 20549 SCHEDULE 13G/A BECON ROOFING SUPPLY INC. Common Stock 073685109 Item 1. a. Beacon Roofing Supply, Inc. b. One Lakeland Park Drive Peabody, MA 01960 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. 073685109 Item 3. Investment adviser registered under section 203 of the Investment Advisers Act of 1940 Item 4. a. 2,220,935 b. 4.83% c. 1. 2,220,935 2. 0 3. 2,220,935 4. Item 5. N/A Item 6. N/A Item 7. N/A Item 8. N/A Item 9. N/A