BioInvent International

Declaration of Voting Results & Voting Rights Announcements • Aug 30, 2013

PRESS RELEASE 30 August 2013

New number of shares and votes in BioInvent International AB (publ)

Lund, Sweden – 30 August 2013 – BioInvent International AB (OMXS: BINV)

BioInvent International AB (publ) (OMXS:BINV) today announced that the company's total number of shares as per 30 August 2013 amounts to 85,014,649 shares, corresponding to an equal number of votes. The increase in the number of shares and votes results from the rights issue of 10,560,826 shares with preferential right for the company's shareholders that was announced on 19 June 2013 and the additional 528,041 shares that were issued in a so-called over-allotment option in connection to the rights issue.

To the editors:

About BioInvent

BioInvent International AB, listed on the NASDAQ OMX Stockholm (BINV), is a research-based pharmaceutical company focused on discovery and development of innovative antibody-based drugs against cancer. The Company's pipeline currently includes three product candidates for the treatment of cancer.

The Company's competitive position is underpinned by n-CoDeR® , a proprietary antibody development platform. The scope and strength of this platform is also used to develop antibodybased drugs in collaboration with partners who finance the development of the new drug, and provide BioInvent the right to milestone payments and royalties on sales. These partners include Bayer HealthCare, Daiichi Sankyo, Mitsubishi Tanabe and Servier. More information is available at www.bioinvent.com.

For further information, please contact:

Michael Oredsson President and CEO +46 (0)46 286 85 67 +46 (0)707 18 89 30 michael.oredsson@bioinvent.com

BioInvent International AB (publ)

Co. reg. No. 556537-7263 Visiting address: Sölvegatan 41 Mailing address: SE-223 70 LUND Phone: +46 (0)46 286 85 50 info@bioinvent.com www.bioinvent.com

Information disclosed in this press release is provided herein pursuant to the Swedish Financial Instruments Trading Act. The information was submitted for publication at 8.45 a.m. CET, on 30 August 2013.