Tango Therapeutics CEO Barbara Weber Retires, Malte Peters Takes Over
Tango Therapeutics announced the retirement of its Chief Executive Officer, Dr. Barbara Weber, effective January 8, 2026. Dr. Weber, the company's founding CEO, will become Executive Chair for 2026 and then serve as non-executive chair starting in 2027. She is succeeded by Dr. Malte Peters. In her new capacity as Executive Chair, Weber will remain closely involved with the senior management team of Tango, supporting the company's strategic priorities and working with Dr. Peters to ensure a seamless transition and continued clinical execution throughout 2026. Alexis Borisy, the current Board Chair, will transition to Lead Independent Director.
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Tango Therapeutics CEO Barbara Weber Retires; Malte Peters Appointed as New CEO
- Leadership Transition: Founding CEO Barbara Weber, M.D. retired on January 8, 2026, transitioning to Executive Chair, while Malte Peters, M.D. was appointed CEO immediately, ensuring continued growth during the clinical phase.
- Strategic Continuity: In her new role, Dr. Weber will closely collaborate with the management team to support strategic priorities, ensuring a seamless transition and clinical execution throughout 2026.
- Clinical Milestones: The company reaffirmed anticipated clinical milestones for 2026, including combination trials with vopimetostat, marking ongoing innovation in cancer treatment.
- Industry Expertise: Dr. Peters brings extensive clinical development experience from his previous role as Chief R&D Officer at MorphoSys AG, expected to drive Tango's next phase of growth in cancer drug development.
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