DBV Technologies

Capital/Financing Update • Jul 5, 2017

AMF REGULATED INFORMATION Montrouge, France, July 5, 2017

Half-Year Report on the DBV Technologies Liquidity Contract with Natixis

Under the liquidity contract between DBV TECHNOLOGIES and NATIXIS, the following assets appeared on the liquidity account as of June 30, 2017:

• 4,697 DBV TECHNOLOGIES shares;
• € 1,281,514.28

As of December 31, 2016, the following assets appeared on the liquidity account:

• 3,747 DBV TECHNOLOGIES shares;
• € 1,309,631.41

About DBV Technologies

DBV Technologies is developing Viaskin®, a proprietary technology platform with broad potential applications in immunotherapy. Viaskin is based on epicutaneous immunotherapy, or EPIT®, DBV's method of delivering biologically active compounds to the immune system through intact skin. With this new class of selfadministered and non-invasive product candidates, the company is dedicated to safely transforming the care of food allergic patients, for whom there are no approved treatments. DBV's food allergies programs include ongoing clinical trials of Viaskin Peanut and Viaskin Milk, and preclinical development of Viaskin Egg. DBV is also pursuing a human proof-of-concept clinical study of Viaskin Milk for the treatment of Eosinophilic Esophagitis, and exploring potential applications of its platform in vaccines and other immune diseases. DBV Technologies has global headquarters in Montrouge, France and New York, NY. Company shares are

traded on segment A of Euronext Paris (Ticker: DBV, ISIN code: FR0010417345), part of the SBF120 index, and traded on the Nasdaq Global Select Market in the form of American Depositary Shares (each representing onehalf of one ordinary share) (Ticker: DBVT). For more information on DBV Technologies, please visit our website: www.dbv-technologies.com

DBV Technologies Contact

Sara Blum Sherman Director, Investor Relations +1 212-271-0740 sara.sherman@dbv-technologies.com

Media Contact

Andrea Fassacesia, Weber Shandwick +1 212-445-8144 afassacesia@webershandwick.com

Media Contact Europe

Caroline Carmagnol, Alize RP, Relations Presse +33 (0)6 64 18 99 59 caroline@alizerp.com