13F-HR 1 w3039001e13fvhr.txt 13F-HR UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for Calendar Year or Quarter Ended: December 31, 2006 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: BB Biotech AG Address: Vordergasse 3 Schaffhausen Switzerland CH-8200 Form 13F File Number: 28-6964 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: Adrian Bruengger -------------------------------------------- Title: SIGNING AUTHORITY -------------------------------------------- Phone: 41 (01) 267 67 00 -------------------------------------------- Signature, Place, and Date of Signing: /s/ Adrian Bruengger ---------------------------------------- Schaffhausen, Switzerland, February 13, 2006 1 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).) 2 Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 3 Form 13F Information Table Entry Total: 17 Form 13F Information Table Value Total: $1,423,756 (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) 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 1 28-11193 Biotech Focus N.V. 2 28-11191 Biotech Invest N.V. 3 28-11189 Biotech Target N.V. 3 BB BIOTECH AG FORM 13F INFORMATION TABLE
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 --------------------------------------------------------------------------------------------------------------------------------- TITLE OF VALUE SHS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER CLASS CUSIP (X$1,000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE --------------------------------------------------------------------------------------------------------------------------------- Affymaz COM 00826A1097 3,404 100,000 SH DEFINED 3 100,000 NONE NONE Affymetrix COM 00826T108 46,120 2,000,000 SH DEFINED 1 2,000,000 NONE NONE Amgen COM 031162100 85,388 1,250,000 SH DEFINED 1 1,250,000 NONE NONE Anadys Pharmaceuticals COM 03252Q408 9,828 1,997,500 SH DEFINED 3 1,997,500 NONE NONE Arena Pharmaceuticals COM 040047102 12,910 1,000,000 SH DEFINED 3 1,000,000 NONE NONE Biogen Idec COM 09062X103 153,243 3,115,320 SH DEFINED 1 3,115,320 NONE NONE Celgene COM 151020104 373,798 6,497,439 SH DEFINED 2 6,497,439 NONE NONE Elan Corp ADR 284131208 42,038 2,850,000 SH DEFINED 2 2,850,000 NONE NONE Genentech COM 368710406 180,522 2,225,100 SH DEFINED 1 2,225,100 NONE NONE Genzyme COM 372917104 70,976 1,152,584 SH DEFINED 1 1,152,584 NONE NONE Gilead COM 375558103 187,720 2,891,109 SH DEFINED 1 2,891,109 NONE NONE Incyte COM 45337C102 7,283 1,247,166 SH DEFINED 3 1,247,166 NONE NONE Keryx Biopharmaceuticals COM 492515101 12,493 939,311 SH DEFINED 3 939,311 NONE NONE Rigel Pharmaceuticals COM 766559603 11,870 1,000,000 SH DEFINED 3 1,000,000 NONE NONE The Medicines Company COM 584688105 75,227 2,371,602 SH DEFINED 3 2,371,602 NONE NONE Vertex Pharmaceuticals COM 92532F100 116,683 3,118,200 SH DEFINED 3 3,118,200 NONE NONE Zymogenetics COM 98985T109 34,254 2,200,000 SH DEFINED 3 2,200,000 NONE NONE
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