THE ACTELION ANNUAL REPORT 2003
Share price
The following table shows the reported high and low quarterly closing share price of the Actelion shares on the SWX New Market during the year 2003.
 HighLow
First Quarter67.554
Second Quarter99.565
Third Quarter11488.3
Fourth Quarter134109
On 31 December 2003, the last reported closing share price was CHF 133.5 and market capitalization of Actelion Ltd was CHF 2.90 billion, compared with a share price of CHF 61 and market capitalization of CHF 1.29 billion the previous year. The total number of shareholders on 31 December 2003 was 4604.
Listing
Actelion Ltd is organized under Swiss law and is the holding company of the Actelion Group. The company’s initial equity funding was provided in 1998 and 1999 in two separate rounds of financing totaling CHF 66 million.
The registered shares of Actelion Ltd have been listed on the SWX New Market since April 6, 2000 (symbol: ATLN). A total of 1,000,000 primary shares were placed at the company’s Initial Public Offering at the price of CHF 260 per share raising CHF 246.1 million. On June 20, 2001, Actelion Ltd announced a 4:1 split in its shares.
On September 9th, 2002 Actelion listed the company’s registered shares on the SWX Main Market. The SWX Swiss Exchange waived the requirement for a listing prospectus. The trading symbol remains the same and the company will continue to report full quarterly figures.
Investor Relations Calendar 2004
March 2Media/Analyst Conference
April 27Q1 2004 Results
April 30Annual General Meeting of Shareholders
July 27Half Year 2004 Results
October 26Nine months 2004 Results
Board of Directors
Werner Henrich
Senior Vice President, F. Hoffmann-La Roche
(Pharmaceuticals Division)

Rudolf Maag
Former CEO, Synthes-Stratec, Inc.

Fred J. Meyer
Retired Vice Chairman, Omnicom Group
André J. Mueller
Senior Vice President

Joël Besse
Senior Principal, Atlas Venture

Jean-Paul Clozel
Founder, Chief Executive Officer

Robert E. Cawthorn Chairman
Retired Chairman and CEO,
Rhône-Poulenc-Rorer

Scientific Advisory Board
Joël Ménard
Professor of Public Health, University Pierre et Marie Curie, Paris

Donald Hilvert
Professor of Chemistry at the Swiss Federal Institute of Technology (ETH), Zürich
Richard Tsien
Professor of the Department of
Molecular and Cellular Physiology,
Stanford University, Palo Alto

Craig Pratt
Professor of Medicine and Cardiology,
Baylor College of Medicine, Houston

Business Executive Board
Jean-Paul Clozel
Founder, Chief Executive Officer

Simon Buckingham
President, Head of US, Canada, Asia Pacific

Isaac Kobrin
Senior Vice President,
Head of Clinical
Development
Andrew J. Oakley
Vice President, Chief Financial Officer

Christian Chavy
President, Head of Europe, Middle East,
Latin America

Louis de Lassence
Vice President, Head of Corporate Services

Satoshi Tanaka
President and Representative Director, Japan

Senior Management
Frédéric Bodin
Senior Vice President, Head of International Medical Marketing

Martine Clozel
Senior Vice President, Head of Drug Discovery Pharmacology & Preclinical Development
Walter Fischli
Founder, Senior Vice President,
Head of Drug Discovery Molecular
Biology & Biochemistry

André J. Mueller
Senior Vice President