(Mark One) ☒QUARTERLY REPORT PURSUANT TO SECTION13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934For the quarterly period ended March 31, 2026or ☐TRANSITION REPORT PURSUANT TO SECTION13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period from ______________ to _______________Commission file number001-36697 DBV TECHNOLOGIES S.A. (Exact name of registrant as specified in its charter) Not applicable (I.R.S. Employer Identification No.) Securities registered pursuant to Section12(b) of the Act: Securities registered pursuant to Section12(g) of the Act: None. Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of the Securities Exchange Act of 1934 during thepreceding 12months (or for such shorter period that the registrant was required to file such reports), and (2)has been subject tosuch filing requirements for the past90days. ☒Yes☐No Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule405 of RegulationS-T (§232.405 of this chapter) during the preceding 12months (or for such shorter period that the registrant was required tosubmit such files). ☒Yes☐No Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerginggrowth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and“emerging growth company” in Rule12b-2 of theExchange Act. Large accelerated filer☐Non-accelerated filer☒ Accelerated filer☐Smaller reporting company☒Emerging growth company☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying withany new or revisedfinancial accounting standards provided pursuant to Section13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule12b-2 of the Act). ☐Yes☒No As of April 30, 2026, the registrant had 296,042,447 ordinary shares, nominal value €0.10 per share, outstanding including treasury shares. Table of contents PartIFinancial information2Item1Condensed Consolidated Statements of Financial Position (Unaudited) as of March 31, 2026and December 31, 20252Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) for the Three Months Ended March 31, 2026 and 20253Condensed Consolidated Statements of Cash Flows (Unaudited) for the Three Months Ended March 31, 2026 and 20254Condensed Consolidated Statements of Changes in Shareholders’ Equity (Unaudited) for the Three Months Ended March 31, 2026 and 20255Notes to the Condensed Consolidated Financial Statements (Unaudited)6Item2Management’s Discussion and Analysis of Financial Condition and Results of Operations15Item3Quantitative and Qualitative Disclosures About Market Risk20Item4Controls and Procedures20PartIIOther Information21Item1Legal Proceedings21Item1ARisk Factors21Item2Unregistered Sales of Equity Securities and Use of Proceeds21Item3Defaults Upon Senior Securities22Item4Mine Safety Disclosures22Item5Other Information22Item6Exhibits22 Unless the context otherwise requires, we use the terms “DBV”, “DBV Technologies,” the “Company,” “we,” “us” and “our” in this Quarterly Report on Form10-Q, orQuarterly Report, to refer to DBV Technologies S.A. and, where appropriate, its consolidated subsidiaries. “Viaskin” and our other registered and common law tradenames, trademarks and service marks are the property of DBV Technologies S.A. or our subsidiaries. All other trademarks, trade names and service marks appearing inthis Quarterly Report are the property of their respective owners. Solely for convenience, the trademarks and trade names in this Quarterly Report may be referred towithout the® and™ symbols, but such references should notbe construed as any indicator that their respective owners will not assert their rights thereto.® SPECIAL NOTE REGARDING FORWARD LOOKING STATEMENTS This Quarterly Report contains forward-looking statements which are made pursuant to the safe harbor provisions of Section27A of the Securities Act of 1933, asamended (the “Securities Act”), and Section21E of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). Thesestatements may be identified by suchforward-looking terminology as “may,” “should,” “expects,” “intends,” “plans,” “anticipates,” “believes,” “estimates,” “predicts,” “potential,” “continue” or variationsof these words or similar expressions that are intended to identify forward-looking statements, although not all forward-looking statements contain these words. Anyforward-looking statement involves known and unknown risks, uncertainties and other factors that may cause our actual results, levels of activity, performance orachievements to differ materially from any future results, levels of act