BB BIOTECH AG

Q4 2013 13F Holdings Report, Stock Holdings

Signature - Title
Ivo Betschart - SIGNING AUTHORITY
Location
Schaffhausen, Switzerland
Holdings as of
31 Dec 2013
Value $
$1,871,689,000
Num holdings
23
Filing time
12 Feb 2014, 12:36:58 UTC
Form type
13F-HR
Description
All US holdings of this investor are reported in this report. Top holdings included CELG, GILD, ISIS, INCY, and VRTX.
Next filing
Q1 2014 - 08 May 2014
SEC
View on sec.gov
Sym Weight Trade Impact Company Class Share Change Activity Value Change $ Value $ * Price $ Shares Principal
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.

Person Signing this Report on Behalf of Reporting Manager:

Name Title City, State Date
Ivo Betschart SIGNING AUTHORITY Schaffhausen, V8, Switzerland 10 Feb 2014

Other Included Managers (3):

Num Name Location File Number
1 BIOTECH FOCUS N. V. Willemstad, Netherlands Antilles 028-11193
2 BIOTECH INVEST N V Willemstad, Netherlands Antilles 028-11191
3 BIOTECH TARGET N V Willemstad, Netherlands Antilles 028-11189