PRESS RELEASE
24 November 2025

Goodwin Advises Halda Therapeutics On $3.05 Billion Acquisition Agreement With Johnson & Johnson

GP
Goodwin Procter LLP

Contributor

At Goodwin, we partner with our clients to practice law with integrity, ingenuity, agility, and ambition. Our 1,600 lawyers across the United States, Europe, and Asia excel at complex transactions, high-stakes litigation and world-class advisory services in the technology, life sciences, real estate, private equity, and financial industries. Our unique combination of deep experience serving both the innovators and investors in a rapidly changing, technology-driven economy sets us apart.
The Life Sciences team advised Halda Therapeutics in its definitive agreement to be acquired by Johnson & Johnson for $3.05 billion in cash, subject to customary adjustments.
United States

The Life Sciences team advised Halda Therapeutics in its definitive agreement to be acquired by Johnson & Johnson for $3.05 billion in cash, subject to customary adjustments. The transaction includes Halda's lead program, HLD-0915, a first-in-class, oral RIPTAC" therapeutic in clinical development for metastatic castration-resistant prostate cancer, and is expected to advance Halda's broader pipeline of selective, proximity-based small molecule therapeutics.

Halda Therapeutics is a clinical-stage biotechnology company that has developed a proprietary RIPTAC" (Regulated Induced Proximity Targeting Chimeras) modality that works by a novel "hold and kill" mechanism for the precision treatment of cancer and other diseases. The lead RIPTAC programs are in clinical and pre-clinical development for major solid tumor types with additional RIPTAC therapeutic programs in the pipeline to treat serious diseases. Halda is led by a leadership team with deep expertise in biotechnology, drug discovery, platform innovation, and clinical development, and is in New Haven, CT. Halda was founded in 2019 and has been funded by Canaan Partners, Access Biotechnology, Deep Track Capital, Frazier Life Sciences, RA Capital Management, Vida Ventures, Boxer Capital and Taiho Ventures.

The Goodwin team was led by Joseph Theis, Robert Dzialo, Joseph Flynn, Dylan Miller, Daniela Sanchez, Jordan Kijewski; Arman Oruc, Selin Deldag; Elliot Silver, Kevin Walsh, Danielle Fong; Daniel Karelitz, Tyler Mayo; Sarah Bock, Eric Graffeo, Alexandra Watson-Tremellen; Timothy Holahan, Janelle Dempsey; Matthew Wetzel; Jonathan Ishee; Catherine McCarty; Sarah Solomon, Alexandra Faustin Haas, Jo-an Chen, Jacob Margolis; Omer Tene, Karl Dragosz; Jacob Osborn, Gozde Guckaya, Justin Shields; Elizabeth Mulkey, Krupa Zachariah; Brian Mukherjee, Amy Koss; and Nathan Brodeur.

For more information, please read the press release.

Contributor

At Goodwin, we partner with our clients to practice law with integrity, ingenuity, agility, and ambition. Our 1,600 lawyers across the United States, Europe, and Asia excel at complex transactions, high-stakes litigation and world-class advisory services in the technology, life sciences, real estate, private equity, and financial industries. Our unique combination of deep experience serving both the innovators and investors in a rapidly changing, technology-driven economy sets us apart.

Mondaq uses cookies on this website. By using our website you agree to our use of cookies as set out in our Privacy Policy.

Learn More