Orexo

Declaration of Voting Results & Voting Rights Announcements • Jan 30, 2015

Press release

Number of shares and votes in Orexo

Uppsala, Sweden – January 30, 2015 - The number of shares and votes in Orexo AB has changed as a result of the exercise of warrants in connection with the company's incentive programs.

Today, the last trading day of the month, there are in total 34,345,697 shares and votes in the company.

For further information, please contact:

Henrik Juuel, EVP and Chief Financial Officer Tel: +46 (0)18-780 88 00, E-mail: ir@orexo.com

About Orexo

Orexo is a specialty pharma company with commercial operations in the United States and R&D in Sweden developing improved treatments using proprietary drug delivery. The company is commercializing its proprietary product, ZUBSOLV® sublingual tablets, for maintenance treatment of opioid dependence, in the United States. The ZUBSOLV sublingual tablet is a novel formulation of buprenorphine and naloxone using Orexo's extensive knowledge in sublingual technologies. Orexo has a portfolio of two approved and revenue generating products currently marketed under license in the US, EU and Japan. Orexo AB, with its headquarters in Sweden, is listed on Nasdaq Stockholm Exchange (STO: ORX) and its American Depositary Receipts (ADRs) trade on the OTCQX marketplace in the U.S. under the symbol, "ORXOY". The largest shareholders are Novo A/S and HealthCap.

For information about Orexo please visit www.orexo.com

Orexo AB (publ) discloses the information provided herein pursuant to the Financial Instruments Trading Act. The information was submitted for publication at 5:30pm CET on January 30, 2015.