-----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, PBNrFHWv/+/YyojmfLQIHXFw0bUMmYjEPCCFggkDwozqMW8hoRsZBDtuZ063OZll hzqqHnUHX55DUCjKzCin4Q== 0001144204-08-029611.txt : 20080515 0001144204-08-029611.hdr.sgml : 20080515 20080515155647 ACCESSION NUMBER: 0001144204-08-029611 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20080331 FILED AS OF DATE: 20080515 DATE AS OF CHANGE: 20080515 EFFECTIVENESS DATE: 20080515 FILER: COMPANY DATA: COMPANY CONFORMED NAME: BAKER BROS ADVISORS LLC CENTRAL INDEX KEY: 0001263508 IRS NUMBER: 134093645 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-10519 FILM NUMBER: 08837481 BUSINESS ADDRESS: STREET 1: 667 MADISON AVENUE STREET 2: 17TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10021 BUSINESS PHONE: 2125212418 13F-HR 1 v113392_13fhr.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 13F FORM 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2008 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: Baker Bros. Advisors, LLC -------------------------------------------- Address: 667 Madison Avenue, 17th Floor -------------------------------------------- New York, NY 10065-8029 -------------------------------------------- Form 13F File Number: 28-10519 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: Leo Kirby -------------------------------------------- Title: Chief Financial Officer -------------------------------------------- Phone: 212-339-5633 -------------------------------------------- Signature, Place, and Date of Signing: /s/ Leo Kirby New York, N.Y. May 15, 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: None FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 ----------- Form 13F Information Table Entry Total: 94 ----------- Form 13F Information Table Entry Value: 1,286,428 ----------- (thousands) List of Other Included Managers: None Baker Brothers Form 13F 3-31-2008
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 CUSIP (x1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE - ---------------------------- ------- ------- ------- --- ---- ---------- -------- ---- ------ ---- Acadia Pharmaceuticals Inc. COM 004225108 23,116 2,551,462 SH SOLE 2,551,462 Acorda Therapeutics COM 00484M106 23,078 1,285,675 SH SOLE 1,285,675 Adolor Corp. COM 00724X102 1,165 254,921 SH SOLE 254,921 Alkermes COM 01642T108 9,896 833,037 SH SOLE 833,037 Allos Therapeutics Inc. COM 019777101 59,967 9,863,065 SH SOLE 9,863,065 Alsius Corp. COM 021211107 119 64,850 SH SOLE 64,850 Altus Pharmaceuticals Inc. COM 02216N105 184 40,477 SH SOLE 40,477 Amicus Therapeutics COM 03152W109 14,901 1,392,662 SH SOLE 1,392,662 Amylin Pharmaceuticals Inc. COM 032346108 472 16,153 SH SOLE 16,153 Anadys Pharmaceuticals Inc. COM 03252Q408 672 442,204 SH SOLE 442,204 Anesiva Inc. COM 21872P501 4,396 1,382,277 SH SOLE 1,382,277 AP Pharma COM 00202J203 1,894 1,515,177 SH SOLE 1,515,177 Aradigm Corp. COM 038505301 111 100,000 SH SOLE 100,000 Ardea Biosciences Inc. COM 03969P107 42,161 3,243,154 SH SOLE 3,243,154 Arena Pharmaceuticals Inc. COM 040047102 191 27,930 SH SOLE 27,930 Array Biopharma Inc. COM 04269X105 1,836 261,928 SH SOLE 261,928 Atherogenics Inc. COM 047439104 20 25,357 SH SOLE 25,357 Autoimmune Inc. COM 052776101 46 26,100 SH SOLE 26,100 Auxilium COM 05334D107 69,216 2,588,469 SH SOLE 2,588,469 Biocryst Pharmaceuticals Inc. COM 09058V103 27,284 5,918,411 SH SOLE 5,918,411 Biomarin Pharmaceutical Inc. COM 09061G101 83 2,338 SH SOLE 2,338 Cadence Pharmaceuticals COM 12738T100 988 166,100 SH SOLE 166,100 Celgene COM 151020104 125,297 2,044,335 SH SOLE 2,044,335 Cerus Corp. COM 157085101 110 19,136 SH SOLE 19,136 Chelsea Therapeutics COM 163428105 5,687 1,137,481 SH SOLE 1,137,481 Critical Therapeutics Inc. COM 22674T105 778 1,127,481 SH SOLE 1,127,481 Cubist COM 229678AC1 5,283 286,799 SH SOLE 286,799 Cyclacel Pharmaceuticals COM 23254L108 774 259,886 SH SOLE 259,886 Cyclacel Pharmaceuticals Pfd. Conv. Ex 6% PFD CONV EX 23254L207 382 95,500 SH SOLE 95,500 Cytokinetics Inc. COM 23282W100 5,683 1,711,864 SH SOLE 1,711,864 Decode Genetics COM 2435686104 386 252,563 SH SOLE 252,563 Dendreon COM 24823Q107 649 134,708 SH SOLE 134,708 Depomed COM 249908104 1,830 538,223 SH SOLE 538,223 Epix Pharmaceuticals COM 26881Q309 207 145,062 SH SOLE 145,062 Genelabs Technologies Inc. COM 368706206 672 755,179 SH SOLE 755,179 Genomic Health Inc. COM 37244C101 90,541 4,793,090 SH SOLE 4,793,090 Halozyme Therapeutics Inc. COM 40637H109 18,248 2,869,175 SH SOLE 2,869,175 Icagen Inc. COM 45104P104 96 59,473 SH SOLE 59,473 Idera Pharmaceuticals Inc. COM 45168K108 15,196 1,518,054 SH SOLE 1,518,054 Immunogen Inc. COM 45253H101 999 279,178 SH SOLE 279,178 Immunomedics, Inc. COM 452907108 351 125,000 SH SOLE 125,000 Incyte Corp. COM 45337C102 94,773 9,017,432 SH SOLE 9,017,432 Indevus Pharmaceuticals COM 454072109 5,580 1,169,729 SH SOLE 1,169,729 Infinity Pharmaceuticals Inc. COM 45665G303 510 85,651 SH SOLE 85,651 Inspire COM 457733103 2,003 520,219 SH SOLE 520,219 Intermune Inc. COM 45884X103 22,957 1,574,561 SH SOLE 1,574,561 Isis Pharmaceuticals Inc. COM 464330109 266 18,859 SH SOLE 18,859 Kosan COM 50064W107 3,545 2,258,059 SH SOLE 2,258,059 Ligand Pharmaceuticals Inc. CL B 53220K207 153 38,224 SH SOLE 38,224 Medarex COM 583916101 6,001 678,042 SH SOLE 678,042 Metabasis Therapeutics Inc. COM 59101M105 4,809 2,334,466 SH SOLE 2,334,466 Micromet COM 59509C105 3,813 2,178,714 SH SOLE 2,178,714 Myriad Genetics Inc. COM 62855J104 25,885 642,476 SH SOLE 642,476 Neopharm Inc. COM 640919106 20 35,938 SH SOLE 35,938 Neose Technologies Inc. COM 640522108 628 2,251,191 SH SOLE 2,251,191 Neurogen Corp. COM 64124E106 9,574 5,147,078 SH SOLE 5,147,078 Novo-Nordisk COM 670100205 27,960 403,806 SH SOLE 403,806 Onyx Inc. COM 683399109 4,378 150,816 SH SOLE 150,816 Optimer Pharmaceuticals COM 68401H104 7,908 1,277,500 SH SOLE 1,277,500 OSI Pharmaceuticals COM 671040103 2,488 66,553 SH SOLE 66,553 Pharmacyclics Inc. COM 716933106 242 322,298 SH SOLE 322,298 Pharmasset Inc. COM 71715N106 953 52,865 SH SOLE 52,865 Pozen Inc. COM 73941U102 15,363 1,482,940 SH SOLE 1,482,940 Progenics Pharmaceuticals COM 743187106 1,688 258,500 SH SOLE 258,500 Regeneron COM 78556F107 4,082 212,713 SH SOLE 212,713 Rigel Pharmaceuticals COM 766559603 1,039 55,700 SH SOLE 55,700 Salix Pharmaceuticals, Inc. COM 795435106 9,589 1,526,944 SH SOLE 1,526,944 Seattle Genetics Inc. COM 812578102 117,500 12,912,124 SH SOLE 12,912,124 Siga Technologies Inc. COM 826917106 2,171 943,788 SH SOLE 943,788 Sirtris Pharmaceuticals Inc. COM 82968A105 180 13,843 SH SOLE 13,843 Spectrum Pharmaceuticals Inc. COM 84763A108 1,469 580,511 SH SOLE 580,511 Sunesis Pharmaceuticals Inc. COM 867328502 2,041 1,317,039 SH SOLE 1,317,039 Supergen COM 868059106 2,861 1,139,849 SH SOLE 1,139,849 Symyx Technologies, Inc. COM 87155S108 2,445 325,973 SH SOLE 325,973 Tapestry Pharmaceuticals Inc. COM 876031204 102 2,000,000 SH SOLE 2,000,000 Targacept COM 87611R306 3,210 437,950 SH SOLE 437,950 Threshold Pharma COM 885807107 883 2,263,600 SH SOLE 2,263,600 Torreypines Therapeutics COM 89235K105 284 204,465 SH SOLE 204,465 Trimeris Inc. COM 896263100 22,566 3,461,175 SH SOLE 3,461,175 Vertex Pharmaceuticals Inc. COM 92532F100 994 41,612 SH SOLE 41,612 Via Pharmaceuticals COM 92554T103 309 102,881 SH SOLE 102,881 Vion Pharm COM 927624AA4 72 46,201 SH SOLE 46,201 Viropharma Inc. COM 928241108 67,630 7,564,809 SH SOLE 7,564,809 Xenoport Inc. COM 98411C100 35,025 865,459 SH SOLE 865,459 Zymogenetics COM 98411C100 3,006 306,784 SH SOLE 306,784 Amylin Pharmaceuticals Notes 2.5% 4/15/11 CONV BONDS 032346AD0 26,024 23,712,000 PRN SOLE 23,712,000 Biomarin Pharmaceuticals Notes 1.875% 4/23/2017 CONV BONDS 09061GAD3 22,515 12,000,000 PRN SOLE 12,000,000 Biomarin Pharmaceuticals Notes 2.5% 3/29/2013 CONV BONDS 09061GAC5 41,780 18,569,000 PRN SOLE 18,569,000 Incyte Genomics Notes 3.5% 2/15/2011 CONV BONDS 45337CAE2 20,181 18,972,000 PRN SOLE 18,972,000 Incyte Genomics Notes 3.5% 2/15/2011 CONV BONDS 45337CAF9 21,009 19,750,000 PRN SOLE 19,750,000 Intermune Inc Notes .25% 3/01/2011 CONV BONDS 45884XAC7 8,330 8,500,000 PRN SOLE 8,500,000 Medarex Inc Notes 2.25% 5/15/2011 CONV BONDS 583916AG6 13,640 13,472,000 PRN SOLE 13,472,000 Vertex Pharmaceuticals Notes 4.75% 2/15/2013 CONV BONDS 92532FAM2 26,235 22,000,000 PRN SOLE 22,000,000 Viropharma Inc. Notes 2.0% 3/15/2017 CONV BONDS 928241AH1 32,794 45,000,000 PRN SOLE 45,000,000 Total 1,286,428
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