OTR Therapeutics Emerges from Stealth with $100M Series A
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OTR Therapeutics Emerges from Stealth with $100 million Series A

The Shanghai-based biotech is backed by Pfizer Ventures and Temasek to advance its global pipeline.

12/6/2025
Bassam Lahnaoui
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Shanghai-based OTR Therapeutics has officially launched, emerging from stealth with a $100 million Series A financing round that closed in June 2025. Backed by prominent investors including True Light Capital, LAV, Pfizer Ventures, and Sirona Capital, the company is poised to accelerate early-stage drug development. OTR aims to establish a new paradigm for translating scientific innovation into globally impactful therapies for patients with critical diseases.


A Novel R&D Strategy

At the core of OTR's mission is a novel, capital-efficient business model that synergizes internal research with the strategic curation of external innovations. This integrated framework allows the company to maintain scientific rigor while leveraging the operational agility and development efficiency of the local ecosystem. The approach is designed to expedite the journey of promising drug candidates from discovery to global clinical trials.

The company is steered by a team of seasoned industry veterans, co-founded by Dr. Zhui Chen, Dr. Shannon Chuai, and Dr. Yuan Shi. Their collective experience as drug hunters and entrepreneurs provides the strategic leadership necessary to navigate the complexities of pharmaceutical development. This expertise is crucial for identifying high-potential assets and executing their ambitious vision for a more agile biotech model.

Strategic Allocation of Capital

The substantial proceeds from the Series A financing are earmarked for advancing OTR's diverse pipeline of differentiated programs. These initiatives target significant treatment gaps in high-need areas such as immunology, inflammation, and oncology. The funding will also be instrumental in expanding the company's R&D hub capabilities, fostering both scientific excellence and strategic partnership agility.

Demonstrating its strategy in action, OTR also announced the acquisition of a preclinical program with best-in-class potential for neurological diseases. This move exemplifies the company's commitment to identifying and advancing promising external assets alongside its internal discovery efforts. It underscores their focus on addressing conditions with high unmet medical needs through a dual-pronged development approach.

Investor Confidence and Industry Vision

Dr. Zhui Chen, Founder and CEO, emphasized that the evolving global R&D landscape demands greater speed and efficiency. He stated that OTR aims to build a "next-generation biotech model" focused on propelling novel drug candidates through global clinical translation. This vision has clearly resonated with investors, who have shown strong confidence in the company's strategy and leadership team.

This investor confidence is echoed in statements from the backers, with Yi Shi of LAV noting the industry's shift toward more specialized R&D models. Michael Baran of Pfizer Ventures added that his firm supports emerging companies with the potential to shape the future of medicine. Their collective endorsement highlights OTR's position at the forefront of this industry evolution, validating its innovative framework.


With $100 million in fresh capital and a clear strategic vision, OTR Therapeutics is strongly positioned to challenge conventional drug development timelines. The company's hybrid model of internal R&D and external acquisition, backed by a consortium of top-tier investors, sets a new precedent for capital efficiency. Its progress will be closely watched as a potential blueprint for the future of biopharmaceutical innovation globally.