13F-HR 1 d350007d13fhr.txt ALLIANZ ASSET MANAGEMENT OF AMERICA L.P. UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 13F FORM 13F COVER PAGE Report for the Quarter Ended: March 31, 2012 Check here if Amendment: [_]; Amendment No. ---------------- This Amendment (Check only one): [_] is a restatement. [_] Adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Allianz Asset Management of America L.P. Address: 680 Newport Center Drive, Suite 250, Newport Beach, California 92660 Form 13F File Number: 28-2701 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: Kellie E. Davidson Title: Assistant Secretary Phone: (949) 219-2200 Signature, Place, and Date of Signing: /s/ Kellie E. Davidson Newport Beach, California May 8, 2012 ---------------------------------- ------------------------- --------------- [Signature] [City, State] [Date] Report Type (Check only one.): [X] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this Report) [_] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [_] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this Report and a portion are reported by other reporting manager(s).) FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 4 Form 13F Information Table Entry Total: 1,777 Form 13F Information Table Value Total: $39,156,302 (thousands) List of Other Included Managers: Names and Form 13F file numbers of all institutional investment managers with respect to which this report is filed, other than the manager filing this report: No. Form 13F File Number: Name: --- --------------------- ----- 3. 28-10770 NFJ Investment Group LLC 4. 28-10952 Pacific Investment Management Company LLC 7. 28-10919 Allianz Global Investors Managed Accounts LLC 17. 28-13991 Allianz Global Investors Capital LLC 2

Allianz Asset Management of America L.P. 13F-HR