Heidelberg Pharma to Present New Clinical Data of Lead ADC Candidate HDP-101 at the World ADC Congress 2025 and to Host Webinar

  • Objective responses and promising anti-tumor activity observed in several patients across multiple cohorts in the ongoing Phase I/IIa clinical trial
  • Data reinforces the therapeutic potential and safety profile of HDP-101 in relapsed or refractory multiple myeloma.
  • R&D Webinar to be hosted on 11 November 2025 at 05:00 pm CET (08:00 am PST)

Ladenburg, Germany, 3 November 2025 – Heidelberg Pharma AG (FSE: HPHA), a clinical-stage developer of innovative Antibody Drug Conjugates (ADCs), today announced the presentation of new clinical data from its ongoing Phase I/IIa clinical study evaluating its lead Amanitin-based ADC candidate, HDP-101 (INN: pamlectabart tismanitin), at the 16th Annual World ADC Congress, taking place in San Diego, California, from 3 to 6 November 2025.

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