Sidewinder Therapeutics Announces $137 Million Series B Financing to Advance Precision Bispecific ADCs into Clinical Development for Cancer

Financing co-led by Frazier Life Sciences and Novartis Venture Fund with significant participation from OrbiMed, Life Sciences at Goldman Sachs Alternatives, DCVC Bio, Samsara BioCapital, Longwood Fund and Astellas Venture Management

Excerpt from the Press Release:

SAN DIEGO–(BUSINESS WIRE)–Sidewinder Therapeutics, a biopharmaceutical company pioneering the development of next-generation bispecific ADCs (antibody-drug conjugates) for the treatment of cancer, today announced the closing of an oversubscribed $137 million Series B financing. The round was co-led by Frazier Life Sciences and Novartis Venture Fund, with participation from the sole Series A investor OrbiMed as well as new investors including Life Sciences atGoldman Sachs Alternatives, DCVC Bio, Samsara BioCapital, Longwood Fund, Astellas Venture Management and Alexandria Venture Investments. Concurrent with the financing, Daniel Estes, Ph.D., from Frazier Life Sciences, Michal Silverberg from Novartis Venture Fund, Josh Richardson, M.D., from Life Sciences atGoldman Sachs Alternatives and John Hamer, Ph.D., from DCVC Bio were named to the Board of Directors.

“We are pleased to receive the support of this exceptional group of investors and their shared enthusiasm in advancing Sidewinder’s mission to develop next-generation bispecific ADCs for difficult to treat cancers,” said Eric Murphy, Ph.D., Co-Founder and CEO of Sidewinder Therapeutics. “The ADC field is at an inflection point driven by technological breakthroughs enabling next-generation bispecific ADCs, and Sidewinder is eager to lead this wave of innovation and advance promising therapies for patients with cancer.”

Sidewinder’s mission focuses on developing bispecific ADCs designed to target receptor co-complexes that are highly expressed on certain solid tumors.

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