Q4 '25 Earnings Call February 3, 2026 Safe Harbor Statement This presentation contains forward-looking statements that are based on the current expectations and beliefs of Amgen. All statements, other than statements of historical fact, are statements that could be deemed forward-looking statements, including any statements on the outcome, benefits and synergies of collaborations, or potential collaborations, with any other company (including BeOne Medicines Ltd. or Kyowa Kirin Co., Ltd.), the performance o ...

Core Insights - Amgen Inc announced full results from Part 1 of the Phase 2 study of MariTide, a long-acting peptide-antibody conjugate administered subcutaneously [1] Efficacy Results - In the Phase 2 study, MariTide demonstrated an average weight loss of approximately 20% in individuals with obesity without Type 2 diabetes (T2D), compared to 2.6% in the placebo group, and about 17% in individuals with obesity with T2D, compared to 1.4% in the placebo group [2] - Weight loss had not plateaued by 52 weeks, indicating potential for further reduction [2] - MariTide also showed a reduction in hemoglobin A1c (HbA1c) of up to 2.2% in obese and T2D patients [3] - Improvements were noted in cardiometabolic measures, including waist circumference, blood pressure, high-sensitivity C-reactive protein (hs-CRP), and select lipid parameters [4] Safety and Tolerability - No new safety signals were identified, and tolerability was consistent with the GLP-1 class, with gastrointestinal (GI) related adverse events being the most frequently reported, mostly mild to moderate [5] Study Progression - Complete results from the Phase 1 pharmacokinetics low dose initiation study were presented, showing an overall incidence of vomiting of 24.4% for one dose group and 22.5% for another, with no discontinuations due to GI adverse events [6][7] - The Phase 3 MARITIME program has been initiated, which is a 72-week chronic weight management study evaluating safety, efficacy, and tolerability in participants with obesity or overweight, with and without T2D [8] Future Studies - Amgen plans to initiate additional Phase 3 studies for atherosclerotic cardiovascular disease, heart failure, and obstructive sleep apnea in 2025 [9] Analyst Insights - Analysts express mixed views on the treatment policy estimand weight loss data, with some believing that reducing discontinuations through additional titration could yield Phase 3 results near 20% [9] - Questions remain regarding the potential for increased GI adverse events with expanded dosing intervals beyond every four weeks [10] Stock Performance - Following the announcement, Amgen's stock rose by 1.96% to $277.78 [10]