According to the offering prospectus, of the 4,733,860 registered shares shown in the Commercial Register, 900,000, or 19% of the company's outstanding stock, were offered to the public. Should the underwriters elect to exercise their green-shoe option, that proportion could rise to 21%.
Actelion Ltd. with its headquarter in Allschwil (Switzerland), is a bio-pharmaceutical company aiming to bring innovative drugs to the market through science related to Endothelium. Actelion Ltd. founded in 1997 employs 90 individuals and recorded a net revenue of CHF 2,9 million in 1999. The bio-pharmaceutical company maintains subsidiaries in USA, Germany and Israel.