Lirilumab is licensed to Bristol-Myers Squibb Company (NYSE:BMY) by Innate Pharma. As part of the license agreement, Bristol-Myers Squibb holds exclusive worldwide rights to develop, manufacture and commercialize lirilumab and related compounds blocking KIR receptors, for all indications. Under the agreement, Innate Pharma conducts the development of lirilumab through Phase II in AML.

Lirilumab is currently tested in a randomized, double-blind, placebo-controlled Phase II trial in elderly patients with AML in a maintenance setting. In addition, two phase I trials are ongoing in solid tumors, testing lirilumab in combination-therapy with ipilimumab (anti-CTLA4) and nivolumab (anti-PD-1, BMS-936558), respectively.

About Innate Pharma:

Innate Pharma S.A. is a biopharmaceutical company developing first-in-class immunotherapy drug candidates for cancer and inflammatory diseases.

The Company specializes in the development of novel monoclonal antibodies targeting receptors and pathways controlling the activation of innate immunity cells. Its innovative approaches have led to licensing agreements with Novo Nordisk A/S and Bristol-Myers Squibb.

Incorporated in 1999 and listed on NYSE-Euronext in Paris in 2006, Innate Pharma is based in Marseilles, France, and had 84 employees as at September 30, 2013.

Learn more about Innate Pharma at www.innate-pharma.com .

Practical Information about Innate Pharma shares:
ISIN code Ticker code FR0010331421 IPH

Disclaimer:

This press release contains certain forward-looking statements. Although the company believes its expectations are based on reasonable assumptions, these forward-looking statements are subject to numerous risks and uncertainties, which could cause actual results to differ materially from those anticipated. For a discussion of risks and uncertainties which could cause the company's actual results, financial condition, performance or achievements to differ from those contained in the forward-looking statements, please refer to the Risk Factors ("Facteurs de Risque") section of the Document de Reference prospectus filed with the AMF, which is available on the AMF website ( http://www.amf-france.org ) or on Innate Pharma's website.

This press release and the information contained herein do not constitute an offer to sell or a solicitation of an offer to buy or subscribe to shares in Innate Pharma in any country.