SCHEDULE 13G 0001535978 XXXXXXXX LIVE Ordinary Shares, nominal value 0.10 euro per share 06/30/2025 0001613780 DBV Technologies S.A. 23306J309 107 AVENUE DE LA REPUBLIQUE CHATILLON I0 92320 Rule 13d-1(b) Adage Capital Management, L.P. DE 0.00 14614449.00 0.00 14614449.00 14614449.00 N 9.99 IA PN Includes 5,272,530 Ordinary Shares underlying ADSs (as defined in Item 2(a)) and 934,917 Ordinary Shares (as defined in Item 2(a)) issuable upon exercise of warrants. Robert Atchinson X1 0.00 14614449.00 0.00 14614449.00 14614449.00 N 9.99 HC IN Includes 5,272,530 Ordinary Shares underlying ADSs and 934,917 Ordinary Shares issuable upon exercise of warrants. Phillip Gross X1 0.00 14614449.00 0.00 14614449.00 14614449.00 N 9.99 HC IN Includes 5,272,530 Ordinary Shares underlying ADSs and 934,917 Ordinary Shares issuable upon exercise of warrants. DBV Technologies S.A. 107 Av. de la Republique, 92320 Chatillon, France This statement is filed by: (i) Adage Capital Management, L.P., a Delaware limited partnership ("ACM"), as the investment manager of Adage Capital Partners, L.P., a Delaware limited partnership ("ACP"), with respect to the Ordinary Shares, par value $0.0001 per share ("Ordinary Shares") of DBV Technologies S.A., a French company (the "Company"), Ordinary Shares underlying ADSs (as defined below) and Ordinary Shares issuable upon exercise of warrants directly held by ACP; (ii) Robert Atchinson ("Mr. Atchinson"), as (1) managing member of Adage Capital Advisors, L.L.C., a limited liability company organized under the laws of the State of Delaware ("ACA"), managing member of Adage Capital Partners GP, L.L.C., a limited liability company organized under the laws of the State of Delaware ("ACPGP"), general partner of ACP and (2) managing member of Adage Capital Partners LLC, a Delaware limited liability company ("ACPLLC"), general partner of ACM, with respect to the Ordinary Shares, Ordinary Shares underlying ADSs and Ordinary Shares issuable upon exercise of warrants directly held by ACP; and (iii) Phillip Gross ("Mr. Gross"), as (1) managing member of ACA, managing member of ACPGP and (2) managing member of ACPLLC, general partner of ACM, with respect to the Ordinary Shares, Ordinary Shares underlying ADSs and Ordinary Shares issuable upon exercise of warrants directly held by ACP. The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons." Any disclosures herein with respect to persons other than the Reporting Persons are made on information and belief after making inquiry to the appropriate party. The filing of this statement should not be construed in and of itself as an admission by any Reporting Person as to beneficial ownership of the securities reported herein. There is no CUSIP number assigned to the Ordinary Shares. The CUSIP number 23306J309 has been assigned to the American Depositary Shares ("ADSs") of the Company, which are quoted on the Nasdaq Capital Market under the symbol "DBVT." Each ADS represents 5 Ordinary Shares. The address of the business office of each of the Reporting Persons is 200 Clarendon Street, 52nd Floor, Boston, Massachusetts 02116. ACM is a limited partnership organized under the laws of the State of Delaware. Messrs. Gross and Atchinson are citizens of the United States. N IA HC The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The percentage set forth in this Schedule 13G is calculated based upon an aggregate of 136,948,872 Ordinary Shares outstanding as of April 30, 2025, as reported in the Company's Quarterly Report on Form 10-Q for the quarterly period ended March 31, 2025, filed with the Securities and Exchange Commission on April 30, 2025, and assumes the exercise of warrants held by ACP. 9.99% The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference. Y N See Item 2(a). Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Adage Capital Management, L.P. /s/ Robert Atchinson 08/12/2025 Robert Atchinson /s/ Robert Atchinson 08/12/2025 Phillip Gross /s/ Phillip Gross 08/12/2025