-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, Q0mD61z6KLqon1P3zD87kKiGYIZyrPyY8TNfbltXnJf8F0u1oTCVzee7pvffO7WW 3zCiOdWiiAyjnW4bXG1eAQ== 0001140361-08-025506.txt : 20081114 0001140361-08-025506.hdr.sgml : 20081114 20081114154516 ACCESSION NUMBER: 0001140361-08-025506 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20080930 FILED AS OF DATE: 20081114 DATE AS OF CHANGE: 20081114 EFFECTIVENESS DATE: 20081114 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: 081190936 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 PALO ALTO INVESTORS, LLC 13F-HR 9-30-2008 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: September 30, 2008 Check here if Amendment [X]; 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 form. Person Signing this Report on Behalf of Reporting Manager: Name: /s/ William L. Edwards ------------------------------------ Title: President of Palo Investors, Manager ------------------------------------ Phone: (650) 325-0772 ------------------------------------ Signature, Place, and Date of Signing: /s/ William L. Edwards Palo Alto, CA 11/12/2008 - ---------------------- ------------- ---------- [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: [If there are no entries in this list, omit this section.] 13F File Number Name 28-____________ ________________________________________ [Repeat as necessary.] Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 ----------- Form 13F Information Table Entry Total: 76 ----------- Form 13F Information Table Value Total: $1,341,178 ----------- (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. [If there are no entries in this list, state "NONE" and omit the column headings and list entries.] NONE
FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE - ------------------------------ ---------------- --------- -------- -------- --- ---- ------- -------- -------- ------ ---- Advanced Medical Optics, Inc. COM 00763M108 8175 459810 SH SOLE 459810 0 0 Aeterna Zentaris COM 007975204 180 304815 SH SOLE 304815 0 0 Airvana Inc. COM 00950V101 3983 676243 SH SOLE 676243 0 0 Akamai Technologies, Inc. COM 00971T101 5513 316100 SH SOLE 316100 0 0 Align Technology, Inc. COM 162551014 10527 972015 SH SOLE 972015 0 0 Allergan Inc COM 018490102 5790 112420 SH SOLE 112420 0 0 Allis-Chalmers Energy Inc. COM 196455067 46810 3700417 SH SOLE 3700417 0 0 Altus Pharmaceuticals Inc COM 02216N105 97 88560 SH SOLE 88560 0 0 AMAG Pharmaceuticals, Inc. COM 00163U106 54618 1410212 SH SOLE 1410212 0 0 Amicus Therapeutics, Inc. COM 03152W109 43207 2857578 SH SOLE 2857578 0 0 Arbios Systems Inc. COM 03875V107 14 461539 SH SOLE 461539 0 0 Arena Resources COM 400491080 31080 800000 SH SOLE 800000 0 0 ArthroCare Corp COM 043136100 26086 941045 SH SOLE 941045 0 0 Auxilium Pharmaceuticals, Inc. COM 05334D107 88462 2730306 SH SOLE 2730306 0 0 Biogen IDEC Inc. COM 09062X103 11818 234998 SH SOLE 234998 0 0 Biomarin Pharmaceuticals, Inc COM 09061G101 6277 236970 SH SOLE 236970 0 0 Biomimetic Therapeutics, Inc. COM 09064X101 13760 1244146 SH SOLE 1244146 0 0 BroadVision, Inc. COM 111412607 13577 18598659 SH SOLE 18598659 0 0 Cache, Inc COM 127150308 8962 1304500 SH SOLE 1304500 0 0 Canadian Superior Energy Inc. COM 136644101 37424 15252500 SH SOLE 15252500 0 0 Celgene Corp COM 151020104 6493 102615 SH SOLE 102615 0 0 Ceragon Networks Ltd. COM M22013102 9773 1322500 SH SOLE 1322500 0 0 Cisco Systems, Inc. COM 17275R102 14346 635900 SH SOLE 635900 0 0 Cogo Group Inc. COM 192448108 1186 225000 SH SOLE 225000 0 0 Conceptus Inc COM 206016107 5641 340235 SH SOLE 340235 0 0 Cubist Pharma COM 229678107 18075 813110 SH SOLE 813110 0 0 Cyberonics, Inc. COM 23251P102 57106 3359167 SH SOLE 3359167 0 0 Cypress Bioscience Inc. COM 232674507 476 64819 SH SOLE 64819 0 0 Elan Corp. COM 284131208 1887 176890 SH SOLE 176890 0 0 Ember Resources Inc. COM 29081X108 1024 806800 SH SOLE 806800 0 0 ev3 Inc COM 26928A200 30938 3081445 SH SOLE 3081445 0 0 Evergreen Solar Inc. NOTE 30033RAC2 8475 15000000 SH SOLE 15000000 0 0 Evergreen Solar, Inc. COM 30033R108 16580 3003700 SH SOLE 3003700 0 0 F5 Networks, Inc. COM 315616102 8026 343300 SH SOLE 343300 0 0 Gastar Exploration Limited COM 367299104 39769 30591612 SH SOLE 30591612 0 0 Genomic Health, Inc. COM 37244C101 6239 275435 SH SOLE 275435 0 0 Genzyme Corporation COM 372917104 18387 227308 SH SOLE 227308 0 0 Gigamedia Limited COM Y2711Y104 7738 1049941 SH SOLE 1049941 0 0 GMX Resources COM 38011M108 11333 237100 SH SOLE 237100 0 0 Guaranty Bancorp COM 40075T102 9486 1555100 SH SOLE 1555100 0 0 IDM Pharma Inc. COM 449394105 22398 10089228 SH SOLE 10089228 0 0 ImClone Systems Incorporated COM 45245W109 50551 810115 SH SOLE 810115 0 0 Limelight Networks, Inc. COM 53261M104 13992 5596873 SH SOLE 5596873 0 0 Martek Biosciences Corp COM 572901106 566 18000 SH SOLE 18000 0 0 Medicis Pharmaceutical Corp. COM 584690309 28444 1907680 SH SOLE 1907680 0 0 Medivation, Inc. COM 58501N101 39086 1477159 SH SOLE 1477159 0 0 Momenta Pharmaceuticals, Inc. COM 60877T100 16317 1244618 SH SOLE 1244618 0 0 NexPrise Inc. COM 65333Q202 261 347818 SH SOLE 347818 0 0 Northern Oil and Gas COM 665531109 9714 1323400 SH SOLE 1323400 0 0 NuVasive Inc. COM 670704105 3089 62615 SH SOLE 62615 0 0 NxStage Medical, Inc. COM 67072V103 6831 1618620 SH SOLE 1618620 0 0 Onyx Pharmaceuticals, Inc. COM 683399109 98784 2730355 SH SOLE 2730355 0 0 Peets Coffee & Tea, Inc COM 705560100 31451 1126475 SH SOLE 1126475 0 0 Petrohawk Energy COM 716495106 13519 625000 SH SOLE 625000 0 0 Petroquest Energy Inc. COM 716748108 21490 1400000 SH SOLE 1400000 0 0 Plains Exploration & COM 726505100 18986 540000 SH SOLE 540000 0 0 Production Company Portfolio Recovery Associates, COM 73640Q105 10448 214845 SH SOLE 214845 0 0 Inc. Questcor Pharmaceuticals COM 74835Y101 6798 924877 SH SOLE 924877 0 0 Savient Pharmaceuticals, Inc. COM 80517Q100 43208 2897952 SH SOLE 2897952 0 0 Shire Ltd-ADR COM 82481R106 5445 114030 SH SOLE 114030 0 0 Spreadtrum Communications COM 849415203 1794 797200 SH SOLE 797200 0 0 St. Jude Medical, Inc. COM 790849103 5562 127900 SH SOLE 127900 0 0 Superior Energy Services Inc COM 868157108 10899 350000 SH SOLE 350000 0 0 T-3 Energy Services, Inc. COM 87306E107 5568 150000 SH SOLE 150000 0 0 Tesco Corporation COM 88157K101 4188 200000 SH SOLE 200000 0 0 The9 Limited COM 88337K104 21499 1280450 SH SOLE 1280450 0 0 Toreador Resources Corporation COM 891050106 17890 1990000 SH SOLE 1990000 0 0 Triangle Petroleum Corporation COM 89600B102 5266 8101350 SH SOLE 8101350 0 0 Unica Corporation COM 904583101 18159 2316164 SH SOLE 2316164 0 0 United Therapeutics Corp COM 91307C102 19393 184395 SH SOLE 184395 0 0 UTS Energy Corporation COM 903396109 2830 2378100 SH SOLE 2378100 0 0 Vanda Pharma COM 921659108 2227 2368728 SH SOLE 2368728 0 0 Verasun Energy Corporation COM 92336G106 15792 5045376 SH SOLE 5045376 0 0 ViroPharma Incorporated COM 928241108 49997 3810711 SH SOLE 3810711 0 0 Western Alliance Bancorp COM 957638109 7869 509000 SH SOLE 509000 0 0 Xtreme Coil Drilling Corp. COM 98417D102 21529 3271900 SH SOLE 3271900 0 0
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