Director's Dealings announcement according to §15a WpHG (the German Securities Trading Act)

BB Biotech AG / Director's Dealings announcement according to §15a WpHG (the German Securities Trading Act) . Processed and transmitted by NASDAQ OMX Corporate Solutions. The issuer is solely responsible for the content of this announcement.

Details of the person subject to the disclosure requirement
Name:	Strein,  Klaus
Professional role:	Person with executive functions:   Member of administrative or supervisory body
Designation of the financial instrument
ISIN:	CH0038389992
Designation:	Registered share BB Biotech AG
Details of the transaction
Type of transaction:	Sell
Date:	02.09.2014
Place (stock exchange):	SIX Swiss Exchange
Price:	176.00
Currency:	CHF
Quantity:	4000
Business volume:	704000
Details of the company with the publishing obligation:
Issuer:
BB Biotech AG
Vordergasse 3
CH-8200   Schaffhausen
Switzerland

ISIN:	CH0038389992
WKN:	888509

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The issuer of this announcement warrants that they are solely responsible for the content, accuracy and originality of the information contained therein.
Source: BB Biotech AG via Globenewswire

HUG#1853570

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BB Biotech AG
Vordergasse 3 Schaffhausen Switzerland

WKN: 888509;ISIN: CH0038389992;Index:TecDAX,MIDCAP,Prime All Share,TECH All Share,HDAX;
Listed: Regulierter Markt in Frankfurter Wertpapierbörse;