Table of Contents As filed with the Securities and Exchange Commission on December 19, 2023 Registration No. 333-274564 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ALLURION TECHNOLOGIES, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 3841 92-2182207 (Primary Standard Industrial Classification Code Number) 11 Huron Drive Natick, MA 0 ...

Table of Contents As filed with the Securities and Exchange Commission on December 8, 2023 Registration No. 333-274564 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 3 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ALLURION TECHNOLOGIES, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 3841 92-2182207 (Primary Standard Industrial Classification Code Number) 11 Huron ...

Table of Contents As filed with the Securities and Exchange Commission on November 29, 2023 Registration No. 333-274564 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ALLURION TECHNOLOGIES, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 3841 92-2182207 (Primary Standard Industrial Classification Code Number) 11 Huron ...