Onxeo

Earnings Release • Jan 16, 2015

Onxeo announces its financial calendar for 2015

Paris (France), Copenhagen (Denmark), January 16, 2015 – Onxeo S.A. (Euronext Paris, NASDAQ OMX Copenhagen: ONXEO), an innovative company specializing in the development of orphan oncology drugs, today announces its financial calendar for 2015:

March 4, 2015	Full-year 2015 results
April 15, 2015	General shareholders' meeting (to be convened in Paris)
April 15, 2015	Quarterly information as of March 31, 2015
July 30, 2015	Consolidated accounts for the 1st half of 2015
October 27, 2015	Quarterly information as of September 30, 2015

This financial calendar is for indicative purposes only and Onxeo could change its publication dates should it deem it necessary.

About Onxeo

Onxeo has the vision to become a global leader and pioneer in oncology, with a focus on orphan or rare cancers, through developing innovative therapeutic alternatives to "make the difference". The Onxeo teams are determined to develop innovative medicines to provide patients with hope and significantly improve their lives.

Key products at advanced development stage are:

Livatag® (Doxorubicin Transdrug™): Phase III in hepatocellular carcinoma Validive® (Clonidine Lauriad® ): Phase II in severe oral mucositis: Positive preliminary top-line results Beleodaq® (belinostat): registered in the US in peripheral T-cell lymphoma For more information, visit the website www.onxeo.com

Disclaimer

This communication expressly or implicitly contains certain forward-looking statements concerning Onxeo and its business. Such statements involve certain known and unknown risks, uncertainties and other factors, which could cause the actual results, financial condition, performance or achievements of Onxeo to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. Onxeo is providing this communication as of this date and does not undertake to update any forward-looking statements contained herein as a result of new information, future events or otherwise. For a discussion of risks and uncertainties which could cause actual results, financial condition, performance or achievements of Onxeo to differ from those contained in the forward-looking statements, please refer to the Risk Factors ("Facteurs de Risque") section of the 2013 Reference Document filed with the AMF on April 7, 2014, which is available on the AMF website (http://www.amf-france.org) or on the company's website (www.onxeo.com).

Contacts :

Judith Greciet, CEO j.greciet@onxeo.com Nicolas Fellmann, CFO n.fellmann@onxeo.com +33 1 45 58 76 00

Caroline Carmagnol / Sophie Colin – Alize RP caroline@alizerp.com / scolin@alizerp.com +33 6 64 18 99 59 / +33 1 44 54 36 62