Facts & Figures

Official listing and share structure as of September 30, 2011

Foundation	November 9, 1993; Schaffhausen, Switzerland
Issue price adj. November 15, 1993	CHF 23.76
Official listing	December 27, 1993, in Switzerland December 10, 1997, in Germany October 19, 2000, in Italy
Share structure	CHF 16.40 mn nominal, 16 402 500 registered shares with a par value of CHF 1
Conditional capital	CHF 8.2 mn
Shareholders, free float	Institutional and private investors. 86.6% free float (1 investor >5%, 7.5% treasury shares held on the second trading line)
Security number Switzerland	3 838 999
Security number in Germany and Italy	A0NFN3
ISIN	CH0038389992
Ticker Bloomberg	Switzerland: BION SW Germany: BBZA GY Italy: BB IM
Ticker Reuters	Switzerland: BION.S Germany: BION.DE Italy: BIO.MI