0001140361-12-007276.txt : 20120213 0001140361-12-007276.hdr.sgml : 20120213 20120213150244 ACCESSION NUMBER: 0001140361-12-007276 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20111231 FILED AS OF DATE: 20120213 DATE AS OF CHANGE: 20120213 EFFECTIVENESS DATE: 20120213 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Palo Alto Investors, LLC CENTRAL INDEX KEY: 0001306923 IRS NUMBER: 770558164 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-11013 FILM NUMBER: 12598400 BUSINESS ADDRESS: STREET 1: 470 UNIVERSITY AVE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-325-0772 MAIL ADDRESS: STREET 1: 470 UNIVERSITY AVE CITY: PALO ALTO STATE: CA ZIP: 94301 13F-HR 1 form13fhr.txt NONE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: 12/31/2011 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: Palo Alto Investors, LLC Address: 470 University Avenue Palo Alto, CA 94301 Form 13F File Number: 28-10266 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 submission. Persons Signing this Report on Behalf of Reporting Manager: Name: Mark Shamia Title: Chief Operating Officer Phone: (650) 325-0772 Signature, Place, and Date of Signing: /s/ Mark Shamia Palo Alto, CA 2/9/2012 --------------------------------- --------------------------------- ---------- [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).) List of Other Managers Reporting for this Manager: Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 39 Form 13F Information Table Value Total: $ 891,570 -------------- (In Thousands) List of Other Included Managers: Provide a numbered list of the name(s) and 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. NONE
FORM 13F INFORMATION TABLE COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 ----------------------------------- -------------- --------- -------- ------------------- ---------- -------- ---------------------- VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ----------------------------------- -------------- --------- -------- ---------- --- ---- ---------- -------- ---------- ------ ---- AMAG Pharmaceuticals, Inc. COM 00163U106 26,513 1,402,063 1,402,063 0 0 Abiomed Inc. COM 003654100 29,201 1,581,015 1,581,015 0 0 Aegerion Pharmaceuticals Inc. COM 00767E102 3,258 194,640 194,640 0 0 Alimera Sciences, Inc. COM 016259103 3,504 2,803,484 2,803,484 0 0 Amicus Therapeutics, Inc. COM 03152W109 20,028 5,821,954 5,821,954 0 0 ArthroCare Corp. COM 043136100 34,771 1,097,580 1,097,580 0 0 Auxilium Pharmaceuticals, Inc. COM 05334D107 61,587 3,090,146 3,090,146 0 0 Biomarin Pharmaceuticals, Inc COM 09061G101 43,566 1,267,185 1,267,185 0 0 BroadVision, Inc. COM 111412706 3,104 283,761 283,761 0 0 Contango Oil & Gas Company COM 21075n204 7,563 130,000 130,000 0 0 Cubist Pharmaceuticals, Inc. COM 229678107 43,296 1,092,771 1,092,771 0 0 Cyberonics, Inc. COM 23251P102 92,972 2,775,281 2,775,281 0 0 Cytokinetics Inc. COM 23282W100 685 714,011 714,011 0 0 EnerNoc, Inc. COM 292764107 8,978 825,940 825,940 0 0 Energy Recovery Inc. COM 29270J100 5,783 2,241,281 2,241,281 0 0 Insmed, Inc. COM 457669307 812 266,299 266,299 0 0 Intermune Inc. COM 45884X103 6,825 541,685 541,685 0 0 Medicis Pharmaceutical Corp. COM 584690309 51,029 1,534,700 1,534,700 0 0 Medivation, Inc. COM 58501N101 16,380 355,241 355,241 0 0 Momenta Pharmaceuticals, Inc. COM 60877T100 41,760 2,401,388 2,401,388 0 0 Northern Oil and Gas Inc. COM 665531109 8,513 355,000 355,000 0 0 NuVasive Inc. COM 670704105 2,086 165,685 165,685 0 0 NxStage Medical, Inc. COM 67072V103 3,325 187,029 187,029 0 0 Onyx Pharmaceuticals, Inc. COM 683399109 38,634 879,045 879,045 0 0 Orion Energy Systems COM 686275108 344 116,716 116,716 0 0 Protalix Biotherapeutics Inc. COM 74365A101 702 142,393 142,393 0 0 QLT Inc. COM 2713599 10,706 1,486,910 1,486,910 0 0 Questcor Pharmaceuticals, Inc. COM 74835Y101 56,069 1,348,449 1,348,449 0 0 Rigel Pharmaceuticals Inc. COM 766559603 6,797 861,447 861,447 0 0 STAAR Surgical Company COM 852312305 36,331 3,463,415 3,463,415 0 0 Savient Pharmaceuticals, Inc. COM 80517Q100 26,315 11,800,551 11,800,551 0 0 Sequenom Inc. COM 817337405 23,889 5,368,410 5,368,410 0 0 Sonde Resources Corp. COM 835426107 5,748 2,214,920 2,214,920 0 0 Theratechnologies Inc. COM 88338H100 2,709 991,701 991,701 0 0 United Therapeutics Corp COM 91307C102 48,016 1,016,211 1,016,211 0 0 Vanda Pharmaceutical Inc. COM 921659108 6,064 1,273,878 1,273,878 0 0 ViroPharma Incorporated COM 928241108 110,211 4,023,776 4,023,776 0 0 pSivida Corporation COM 74440J101 916 825,555 825,555 0 0 Savient Pharmaceuticals, Inc. NOTE 80517QAA8 2,580 6,000,000 6,000,000 0 0 4.75% Due 2/1/2018