This presentation contains financial forecasts with respect to the Company's projected financial results for the Company for the periods indicated. These projections should not be relied upon as being necessarily indicative of future results. The assumptions and estimates underlying the prospective financial information are inherently uncertain and are subject to a wide variety of significant business, economic and competitive risks and uncertainties that could cause actual results to differ materially from ...

Financial Data and Key Metrics Changes - Fourth quarter revenue was $5.6 million, down from $8.2 million in the same period in 2023, primarily due to the temporary suspension of sales in France and macroeconomic headwinds [28] - Full year revenue for 2024 was $32.1 million, in line with pre-announcement guidance [17] - Gross profit for Q4 2024 was $2.5 million, or 45% of revenue, compared to $6.4 million, or 78% of revenue in Q4 2023 [29] - Operating expenses in Q4 decreased by 39% year-over-year, driven by restructuring and increased operational efficiency [18][31] - Loss from operations for Q4 was $17.1 million, down from $25.7 million in the same period in 2023 [32] Business Line Data and Key Metrics Changes - Procedure volumes grew by 4% in 2024, higher than previously issued guidance, attributed to patients entering the funnel after discontinuing GLP-1 medications [18] - Sales and marketing expenses for Q4 2024 were $7.9 million, down from $10.7 million in Q4 2023, including $3.1 million of restructuring costs [30] - Research and development expenses for Q4 2024 were $4.1 million, down from $6.1 million in Q4 2023 [31] Market Data and Key Metrics Changes - The U.S. market represents a significant opportunity due to high obesity rates and widespread use of GLP-1s, with over 40% of adults in the U.S. classified as obese [24] - The company expects to see the highest procedural volume increases in regions where GLP-1s are most mature, indicating a trend of patients returning for alternative treatments after discontinuing GLP-1s [46][73] Company Strategy and Development Direction - The company plans to focus on a new commercial strategy emphasizing B2B2C sales models and deeper penetration in key geographies [19] - Aiming for FDA approval for the Allurion Balloon and preparing for a U.S. launch [19] - The company intends to achieve profitability for its ex-U.S. business by the end of 2025 [19] - Plans to scale its AI product platform and resume commercialization in France [19][26] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the potential of the combination therapy of the Allurion Balloon with low-dose GLP-1s to redefine obesity care [16][35] - The company anticipates a revenue of approximately $30 million in 2025, with a steady build quarter-over-quarter driven by new commercial strategies and an expanded sales team [24][82] - Management expects operating expenses to decline by approximately 50% in 2025 compared to 2024 due to restructuring [24] Other Important Information - The company raised additional capital in Q1 2025, providing a cash runway into 2026 [26] - The French regulatory authority, ANSM, has cleared the company to resume sales in France, which is expected to contribute significantly in 2026 [26] Q&A Session Summary Question: Follow-up on results using balloons with low-dose GLP-1 - Management explained that the positive results were due to the lower dose of GLP-1 protecting lean body mass while achieving weight loss through synergistic mechanisms [40][41] Question: Key assumptions for 2025 guidance of $30 million - Management highlighted that the guidance is based on maintaining procedure volumes and re-engaging with clinics in France, expecting a gradual contribution from that market [44][46] Question: Progress on U.S. approval timeline - The next milestone is the completion of the PMA submission, anticipated in the first half of the year, with ongoing dialogue with the FDA [48][49] Question: Trends in procedure volume growth - Management confirmed that momentum continues in markets where GLP-1s are mature, with significant growth observed in pilot accounts [54][55] Question: B2B2C rollout status - The B2B2C strategy has been piloted in key markets and will continue to roll out as validation is obtained [68][69] Question: Metrics on regions with traction - Management noted promising results in the Middle East and Latin America, where GLP-1s have been widely used [71][73] Question: Operating expense reductions - The changes in operating expenses were implemented at the end of 2024, with no further reductions expected throughout 2025 [75]

Financial Data and Key Metrics Changes - Fourth quarter revenue was $5.6 million, down from $8.2 million in the same period in 2023, primarily due to the temporary suspension of sales in France and macroeconomic headwinds [28] - Full year revenue for 2024 was $32.1 million, in line with pre-announcement expectations [17] - Gross profit for Q4 2024 was $2.5 million, or 45% of revenue, compared to $6.4 million, or 78% of revenue in Q4 2023 [29] - Operating expenses in Q4 decreased by 39% year-over-year, driven by restructuring and reorganization efforts [18] Business Line Data and Key Metrics Changes - Procedure volumes grew by 4% in 2024, higher than previously issued guidance, attributed to patients entering the funnel after trying and stopping GLP-1 medications [18] - Sales and marketing expenses for Q4 2024 were $7.9 million, down from $10.7 million in Q4 2023, including $3.1 million of restructuring costs [30] - Research and development expenses for Q4 2024 were $4.1 million, down from $6.1 million in Q4 2023, also including restructuring costs [31] Market Data and Key Metrics Changes - The U.S. market represents a significant opportunity due to high obesity rates and widespread use of GLP-1s, with over 40% of adults in the U.S. classified as obese [24] - The company expects to see the highest procedural volume increases in regions where GLP-1s are most mature, indicating a trend of patients returning for alternative treatments after discontinuing GLP-1s [46] Company Strategy and Development Direction - The company’s strategy for 2025 is built around five pillars, including a new commercial plan focused on key geographies, gaining FDA approval for the Allurion Balloon, achieving profitability for the ex-U.S. business, scaling the AI product platform, and resuming commercialization in France [19] - The company plans to launch additional prospective studies to confirm initial findings on the combination of the Allurion Balloon with low-dose GLP-1s, aiming to define a new paradigm in obesity care [16] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the momentum building in Q1 2025, with procedure volumes on track to increase by over 30% compared to Q4 2024 [22] - The company anticipates operating expenses to decline by approximately 50% in 2025 compared to 2024, while still investing in key growth areas [24] - Management highlighted the importance of the clinical data generated on the combination therapy, which could redefine obesity management standards [35] Other Important Information - The company raised additional capital through financings, providing a cash runway into 2026 and through expected FDA approval [26] - The company resumed sales in France after regulatory review, which is expected to contribute to future revenue growth [26] Q&A Session Summary Question: Follow-up on results using balloons with low-dose GLP-1 - Management explained that the positive results were driven by using lower doses of GLP-1, which protects lean body mass while still achieving weight loss through synergistic mechanisms [41][42] Question: Key assumptions for 2025 guidance of $30 million - Management indicated confidence in preserving procedure volumes and highlighted the importance of regions where GLP-1s are mature for future growth [44][46] Question: Progress on U.S. approval timeline - The next milestone is completing the PMA submission in the first half of the year, with updates to follow [49] Question: Trends in procedure volume growth - Management confirmed that momentum is continuing in markets where GLP-1s are mature, with significant growth observed in pilot accounts [55] Question: Cadence of revenue to reach $30 million - Management expects a steady build of revenue quarter-over-quarter, driven by the new commercial plan and an increase in the sales team [80][82] Question: Timing for meaningful contribution from France - Management does not expect a material contribution from France until late 2025 or early 2026 due to the time required to reengage with accounts [85] Question: Gross margin recovery expectations - Management anticipates a quicker recovery in gross margin than revenue build, starting in Q1 2025 [87] Question: Impact of launching the smaller balloon on margin - Management does not expect significant impact on gross margin from the next-gen balloon in 2025, but potential for expansion in 2026 [90]

Market Opportunity - The obesity treatment market is expected to reach $54 billion by 2030, driven by GLP-1 drug adoption and growing interest in weight management solutions[11] - Approximately 1% of the eligible population undergoes bariatric surgery each year, highlighting a significant unmet need[9] - The company estimates a massive $50B+ revenue opportunity by 2030[8] Allurion Solution & Results - The Allurion Balloon leads to an average of 15% weight loss in 4 months[28] - Sequential Allurion treatment leads to an average of 23% weight loss[21, 28] - Approximately 33% of Allurion patients have tried a GLP-1 before[21, 22] - The Allurion Balloon has a lower serious adverse event rate, approximately 10x lower than other liquid-filled balloons[21] Business Strategy & Financials - The company is implementing a new commercial plan focused on B2B2C marketing and organic demand creation[43] - A major restructuring in Q4-24 is expected to reduce OPEX by approximately 50% in 2025[46] - The company aims to reduce cash burn by 50% in 2025 from $34 million in 2024[46] US Market & FDA Approval - The AUDACITY FDA pivotal trial showed a greater than 50% responder rate in Allurion Balloon subjects[47, 48] - The company expects to complete PMA submission in 2025 and potentially receive FDA approval and launch in the US in 2026[46, 53]

Table of Contents As filed with the Securities and Exchange Commission on September 30, 2024 Registration No. 333-279902 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 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 Huro ...

As filed with the Securities and Exchange Commission on June 25, 2024. Registration No. 333- 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 01760 (508) 647-4000 If any ...

Table of Contents As filed with the Securities and Exchange Commission on May 31, 2024 Registration No. 333- 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 01760 (I.R.S ...

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 ...