MBX Biosciences
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MBX Biosciences (MBX) investor relations material

MBX Biosciences Stifel 2026 Virtual Cardiometabolic Forum summary

Complete event summary combining all related documents: earnings call transcript, report, and slide presentation.
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Stifel 2026 Virtual Cardiometabolic Forum summary30 Sep, 2026

Strategic overview and pipeline updates

  • Precision endocrine peptide platform enables customized peptides with improved potency, durability, and infusion-like PK profiles for differentiated clinical outcomes.

  • Lead asset canvuparatide is in phase III for chronic hypoparathyroidism, following successful phase II results showing normalization of serum and urine calcium and improved bone turnover.

  • Obesity portfolio includes MBX 4291 (once-monthly GLP-1/GIP co-agonist in phase I), MBX 5765 (amycretin), and MBX 6180 (triple G), with the latter two expected to enter the clinic next year.

  • Company is well-capitalized with $420 million in cash, providing runway into 2029 and supporting advancement of multiple programs.

Clinical development highlights

  • Canvuparatide phase II demonstrated durable normalization of serum calcium, reduced urine calcium in high-risk patients, and improved bone markers, supporting a best-in-class weekly PTH replacement profile.

  • Phase III for canvuparatide starts at 600 mcg with titration from 400–1,600 mcg, aiming to validate phase II results and capture both serum and urine calcium normalization as endpoints.

  • Physician and patient feedback highlights strong preference for once-weekly dosing due to convenience and potential for switching from daily injectables.

  • Enrollment for canvuparatide phase III expected to complete in H2 2027, with primary endpoint readout likely in H1 2028.

Obesity program differentiation and outlook

  • MBX 4291 features a slow, steady PK profile, minimizing burst effects and GI intolerability, with true once-monthly dosing potential (Tmax 26 days).

  • Early blinded data show promising tolerability (minimal GI side effects) and weight loss (~7% at 8 weeks), with unblinded cohort C1 data expected in Q4.

  • Dose escalation to 180 mg is exploratory, with titration schema designed to mitigate tolerability issues.

  • Manufacturing costs for MBX 4291 expected to be commercially feasible, with auto-injector development planned for phase III.

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Frequently asked questions

MBX Biosciences Inc. is a U.S.-based biotechnology company focused on developing precision medicines for endocrine disorders. The company’s research and development efforts target rare hormonal conditions, with a focus on creating peptide therapies that improve patient outcomes. Leveraging proprietary technology, MBX Biosciences aims to design therapies that address specific needs in endocrinology, including disorders related to hormone deficiencies or imbalances. The company advances its drug candidates through preclinical and clinical stages, seeking to bring effective treatments to patients with unmet medical needs. The company is headquartered in Carmel, Indiana, and its shares are listed on the NASDAQ.