-----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, CZQRQp0Z7SGaOb7So8Ly88NwbWvOw/DZ/vsEWqLjr8+r7BGDGregXEM0ghIra4zk BYGMcZUpE/BWqtBqO9jcLw== 0001144204-07-025651.txt : 20070515 0001144204-07-025651.hdr.sgml : 20070515 20070515143746 ACCESSION NUMBER: 0001144204-07-025651 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20070331 FILED AS OF DATE: 20070515 DATE AS OF CHANGE: 20070515 EFFECTIVENESS DATE: 20070515 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: 07851972 BUSINESS ADDRESS: STREET 1: 667 MADISON AVENUE STREET 2: 17TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10021 BUSINESS PHONE: 2125212418 13F-HR 1 v074969_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, 2007 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 10021-8029 -------------------------------------------- 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 14, 2007 - -------------------------- --------------------------- ---------------------- [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: 81 ----------- Form 13F Information Table Entry Value: 931,051 ----------- (thousands) List of Other Included Managers: None
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 TITLE OF VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE - ----------------- ----- ----- -------- ------- --- ---- ---------- -------- ---- ------ ---- Acadia Pharmaceuticals Inc. COM 004225108 29,064 1,935,037 SH SOLE 1,935,037 Acorda Therapeutics COM 00484M106 19,321 994,908 SH SOLE 994,908 Acusphere COM 00511R870 873 316,175 SH SOLE 316,175 Adolor Corp. COM 00724X102 4,457 509,321 SH SOLE 509,321 Alexion COM 015351109 6,071 140,411 SH SOLE 140,411 Allos Therapeutics Inc. COM 019777101 59,279 9,929,493 SH SOLE 9,929,493 Altus Pharmaceuticals Inc. COM 02216N105 2,684 176,358 SH SOLE 176,358 Amylin Pharmaceuticals Inc. COM 032346108 62,716 1,678,698 SH SOLE 1,678,698 Anesiva Inc. COM 21872P501 10,504 1,522,321 SH SOLE 1,522,321 Aradigm Corp. COM 038505301 122 100,000 SH SOLE 100,000 Arena Pharmaceuticals Inc. COM 040047102 3,308 304,649 SH SOLE 304,649 Array Biopharma Inc. COM 04269X105 3,326 261,928 SH SOLE 261,928 Atherogenics Inc. COM 047439104 71 25,357 SH SOLE 25,357 Autoimmune Inc. COM 052776101 32 26,100 SH SOLE 26,100 Auxilium COM 05334D107 4,370 297,669 SH SOLE 297,669 Biocryst Pharmaceuticals Inc. COM 09058V103 14,662 1,751,744 SH SOLE 1,751,744 Biomarin Pharmaceutical Inc. COM 09061G101 11,357 657,980 SH SOLE 657,980 Cerus Corp. COM 157085101 8,616 1,276,425 SH SOLE 1,276,425 Chelsea Therapeutics COM 163428105 3,647 684,319 SH SOLE 684,319 Coley Pharmaceutical Group Inc. COM 19388P106 6,406 668,698 SH SOLE 668,698 Critical Therapeutics Inc. COM 22674T105 434 199,084 SH SOLE 199,084 Curis Inc. COM 231269101 41 26,800 SH SOLE 26,800 Cyclacel Pharmaceuticals COM 23254L108 2,119 273,386 SH SOLE 273,386 Cyclacel Pharmaceuticals Pfd. Conv. Ex 6% PFD CONV EX 23254L207 598 95,500 SH SOLE 95,500 Cytokinetics Inc. COM 23282W100 10,875 1,562,444 SH SOLE 1,562,444 Emergent Biosolutions COM 29089Q105 4,654 346,800 SH SOLE 346,800 Epix Pharmaceuticals COM 26881Q309 517 77,106 SH SOLE 77,106 Exelisis COM 30161Q104 762 76,657 SH SOLE 76,657 Genelabs Technologies Inc. COM 368706206 1,878 1,020,440 SH SOLE 1,020,440 Genomic Health Inc. COM 37244C101 47,986 2,767,375 SH SOLE 2,767,375 Genzyme COM 372917104 2,540 42,314 SH SOLE 42,314 GTX Inc. COM 40052B108 302 14,786 SH SOLE 14,786 Halozyme Therapeutics Inc. COM 40637H109 7,379 915,483 SH SOLE 915,483 Icagen Inc. COM 45104P104 122 75,468 SH SOLE 75,468 Idera Pharmaceuticals Inc. COM 45168K108 19,523 2,272,725 SH SOLE 2,272,725 Immunogen Inc. COM 45253H101 781 163,100 SH SOLE 163,100 Incyte Corp. COM 45337C102 21,153 3,209,917 SH SOLE 3,209,917 Infinity Pharmaceuticals Inc. COM 45665G303 1,031 85,651 SH SOLE 85,651 Intermune Inc. COM 45884X103 37,565 1,523,306 SH SOLE 1,523,306 Isis Pharmaceuticals Inc. COM 464330109 175 18,859 SH SOLE 18,859 Kosan COM 50064W107 12,898 2,345,165 SH SOLE 2,345,165 Ligand Pharmaceuticals Inc. CL B 53220K207 385 38,224 SH SOLE 38,224 Medarex Inc. COM 583916101 11,323 875,004 SH SOLE 875,004 Medimmune Inc. COM 584699102 2,489 68,387 SH SOLE 68,387 Memory Pharma COM 58606R403 257 153,006 SH SOLE 153,006 Metabasis Therapeutics Inc. COM 59101M105 17,746 2,414,466 SH SOLE 2,414,466 Micromet COM 59509C105 2,075 768,390 SH SOLE 768,390 Myriad Genetics Inc. COM 62855J104 36,329 1,054,226 SH SOLE 1,054,226 Neopharm Inc. COM 640919106 299 175,816 SH SOLE 175,816 Neose Technologies Inc. COM 640522108 5,745 2,235,589 SH SOLE 2,235,589 Neurogen Corp. COM 64124E106 33,456 5,147,078 SH SOLE 5,147,078 Novo-Nordisk COM 670100205 19,014 210,028 SH SOLE 210,028 Nuvelo Inc. COM 67072M301 1,823 495,356 SH SOLE 495,356 Onyx Inc. COM 683399109 1,134 45,650 SH SOLE 45,650 Optimer Pharmaceuticals COM 68401H104 12,138 1,250,000 SH SOLE 1,250,000 OSI Pharmaceuticals COM 671040103 5,736 173,826 SH SOLE 173,826 Pharmacyclics Inc. COM 716933106 996 374,432 SH SOLE 374,432 Pozen Inc. COM 73941U102 3,606 244,490 SH SOLE 244,490 Seattle Genetics Inc. COM 812578102 38,597 4,712,589 SH SOLE 4,712,589 Spectrum Pharmaceuticals Inc. COM 84763A108 5,531 882,203 SH SOLE 882,203 Sunesis Pharmaceuticals Inc. COM 867328502 5,836 1,296,739 SH SOLE 1,296,739 Supergen COM 868059106 263 44,600 SH SOLE 44,600 Tapestry Pharmaceuticals Inc. COM 876031204 3,720 2,000,000 SH SOLE 2,000,000 Targacept COM 87611R306 1,221 146,750 SH SOLE 146,750 Telik Inc. COM 87959M109 74 13,634 SH SOLE 13,634 Theravance Inc. COM 88338T104 12,121 410,869 SH SOLE 410,869 Threshold Pharma COM 885807107 3,518 2,393,259 SH SOLE 2,393,259 Torreypines Therapeutics COM 89235K105 1,369 196,395 SH SOLE 196,395 Trimeris Inc. COM 896263100 23,813 3,461,175 SH SOLE 3,461,175 Vertex Pharmaceuticals Inc. COM 92532F100 47,193 1,683,074 SH SOLE 1,683,074 Viacell COM 92554J105 55 10,024 SH SOLE 10,024 Viropharma Inc. COM 928241108 85,373 5,831,462 SH SOLE 5,831,462 Xenoport Inc. COM 98411C100 27,523 987,918 SH SOLE 987,918 Zymogenetics Inc. COM 98985T109 3,324 213,602 SH SOLE 213,602 Alexion Pharmaceuticals Notes 1.375% 2/01/2012 CONV BONDS 015351AF6 12,492 8,300,000 PRN SOLE 8,300,000 Amylin Pharmaceuticals Notes 2.5% 4/15/11 CONV BONDS 032346AD0 11,416 8,980,000 PRN SOLE 8,980,000 Biomarin Pharmaceuticals Notes 2.5% 3/29/2013 CONV BONDS 09061GAC5 23,559 18,569,000 PRN SOLE 18,569,000 Decode Genetics Notes 3.5% 4/15/2011 CONV BONDS 243586AB0 2,055 3,000,000 PRN SOLE 3,000,000 Incyte Genomics Notes 3.5% 2/15/2011 CONV BONDS 45337CAE2 16,553 18,972,000 PRN SOLE 18,972,000 Intermune Inc Notes .25% 3/01/2011 CONV BONDS 45884XAC7 10,795 8,500,000 PRN SOLE 8,500,000 Medarex Inc Notes 2.25% 5/15/2011 CONV BONDS 583916AG6 15,880 13,472,000 PRN SOLE 13,472,000
-----END PRIVACY-ENHANCED MESSAGE-----