WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _________________ to _________________ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Commission File Number: 001-41767 Allurion Technologies, Inc. (Exact Name of Registrant as Specified in its Charter) ...

Exhibit 99.1 Allurion Reports Third Quarter 2023 Financial Results and Provides Business Update Completed NYSE listing and business combination generating $92M in net proceeds Generated 40% sequential revenue growth in first quarter as a public company Completed enrollment in AUDACITY FDA pivotal trial for Allurion Balloon Launched Coach Iris, a conversational, 24/7, and generative AI-powered weight loss coach Natick, MA – November 13, 2023 – Allurion Technologies, Inc. (NYSE: ALUR) ("Allurion"), a company ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 Title of each classTrading Symbol(s) Name of each exchange on which registered Common Stock, par value $0.0001 per share ALUR The New York Stock Exchange Warrants, each exercisable for 1.420455 shares of Common Stock for $8.10 per share ALUR WS The New York Stock Exchange FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITI ...