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Vaximm Appoints Sébastien Wieckowski, PhD, as Chief Scientific Officer to Advance Next-Generation Oral Immunotherapy Platform

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BELLEVUE, Wash., Jan. 16, 2026 /PRNewswire/ -- Vaximm AG, a subsidiary of OSR Holdings, Inc. and a p...

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AI Summary

Vaximm AG has appointed Sébastien Wieckowski as Chief Scientific Officer, enhancing its capabilities in advancing lead candidate VXM01 and supporting strategic partnership pursuits. His expertise is expected to significantly contribute to the company’s data-driven approaches and clinical goals, potentially boosting OSRH’s market positioning and valuation prospects.

Sentiment Rationale

Leadership changes, especially with proven scientific talent, often lead to positive revisions in investment outlooks and stock performance; similar past examples include leadership appointments in biotech firms leading to accelerated trial timelines and strategic partnerships.

Trading Thesis

Consider OSRH a buy opportunity as leadership changes may lead to advancements in clinical development within 6-12 months.

Market-Moving

  • Wieckowski's appointment could accelerate VXM01's clinical development timeline.
  • Positive clinical outcomes may lead to strategic partnerships, increasing OSRH’s valuation.
  • The market's reaction could hinge on upcoming clinical trial results for VXM01.
  • Increased investor interest likely as OSRH currently enhances its leadership team.

Key Facts

  • Vaximm AG appointed Sébastien Wieckowski as Chief Scientific Officer.
  • His expertise will enhance Vaximm's lead candidate, VXM01, in clinical development.
  • This role is critical as Vaximm pursues strategic collaborations.
  • Wieckowski's appointment strengthens data-driven strategies in immunotherapy.
  • OSRH focuses on advancing innovative biomedical solutions through its subsidiaries.

Companies Mentioned

  • Vaximm AG (N/A): Focused on oral T-cell immunotherapy with a promising lead candidate.
  • OSR Holdings, Inc. (OSRH): Parent company of Vaximm, engaging in broader biomedical innovation.

Corporate Developments

This news fits into the 'Corporate Developments' category as it involves strategic leadership changes that signal potential growth in clinical and commercial endeavors, directly impacting investor perception and stock value for OSRH.

Vaximm AG Appoints Sébastien Wieckowski, PhD, as Chief Scientific Officer

Vaximm AG, a subsidiary of OSR Holdings, Inc. (NASDAQ: OSRH), has announced the appointment of Sébastien Wieckowski, PhD, as its new Chief Scientific Officer (CSO). This strategic move is set to strengthen the firm’s leadership with a focus on advancing its innovative oral T-cell immunotherapy platform for cancer treatment.

Strengthening Leadership with Expertise

Dr. Wieckowski comes to this role with a wealth of knowledge in both immunology and advanced data science, equipping him to enrich Vaximm’s analytical workflows and enhance its discovery processes. His extensive experience positions him well to drive data-driven strategies aimed at optimizing the company's platform performance.

“I am excited to welcome Sébastien as CSO,” stated Dr. Andreas Niethammer, CEO of Vaximm. “Having worked closely with him since 2016, I have witnessed firsthand his deep scientific and technical mastery of our oral vector technology. His contributions have been substantial and are characterized by a rare combination of strategic vision and pragmatic execution.”

Implications for Vaximm's Clinical Development

This appointment occurs during a pivotal phase for Vaximm, as the company progresses its lead candidate, VXM01, into advanced clinical development. Dr. Wieckowski’s leadership will be essential in steering enhancements of the VXM platform, aimed at broadening its capabilities and therapeutic applications.

“Sébastien Wieckowski has been a cornerstone of Vaximm's R&D strategy, playing a crucial role in the oncology development of VXM01,” said Dr. Constance Höfer, CSO of OSR Holdings. “His appointment ensures a rigorous, data-driven evolution of Vaximm's core platform, enabling expansion to target a broad spectrum of oncology and non-oncology indications.”

Dr. Wieckowski's Vision for the Future

Expressing his commitment to the role, Dr. Wieckowski remarked, “I am honored to now serve as Chief Scientific Officer. Our mission is to merge deep understanding of immunology with advanced data science to develop therapies with unprecedented precision and scalability.” He emphasized that embedding integrated, data-driven analytical frameworks into Vaximm’s R&D is critical for advancing next-generation programs aiming to deliver transformative impact across a wide range of therapeutic areas.

About Vaximm AG

Vaximm AG is a privately held Swiss-German biotechnology firm, a subsidiary of OSR Holdings, Inc. (NASDAQ: OSRH). The company specializes in oral T-cell immunotherapies that utilize live, attenuated bacterial vectors to trigger robust immune responses. Its lead candidate, VXM01, targets VEGFR-2 and has shown clinical efficacy across multiple cancer indications.

About OSR Holdings, Inc.

OSR Holdings, Inc. (NASDAQ: OSRH) is a global healthcare holding company focused on advancing biomedical innovations. The company’s subsidiaries work in the fields of immuno-oncology, regenerative biologics, and medical technologies to improve health outcomes worldwide.

Forward-Looking Statements

This announcement contains forward-looking statements as defined in the U.S. Private Securities Litigation Reform Act of 1995. These forward-looking statements, which include Vaximm's development plans and potential therapeutic benefits, are subject to risks and uncertainties that may cause actual results to differ materially. Neither OSR Holdings nor Vaximm undertakes any obligation to update or revise these statements.

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