13F-HR 1 ubs_pb4qtr04.txt United States Securities and Exchange Commission Washington, DC 20549 FORM 13F COVER PAGE Report for the Quarter Ended: December 31, 2004 Check here if Amendment []; Amendment Number: This Amendment (Check only one): [ ] is a restatement [ ] adds new holdings entries Institutional Investment Manager Filing this Report: Name: UBS AG, New York Branch Address: 101 Park Avenue New York, New York 10178 13F File Number: 28-7344 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person signing this Report on behalf of Reporting Manager: Name: Alan Griffin Title: Executive Director Phone: (212) 916-2132 New York, N.Y. February 15, 2005 Signature, Place, and Date of Signing: Name: Joan DaPonte Title: Director Phone: (212) 916-2134 New York, N.Y. February 15, 2005 Signature, Place, and Date of Signing: Report Type (Check only one): [x] 13F Holdings Report [ ] 13F Notice [ ] 13F Combination Report Report Summary Number of Other Included Managers: NONE Form 13F Information Table Entry Total: 97 Form 13F Information Table Value Total: 314,411 (thousands)

314,411 7,464,847 7,464,847

UBS AG NEW YORK BRANCH 13F-HR