Roche Kicks Off 2025 Committing a Potential $1B for Another ADC From China

Business people shaking hand in China.

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Roche has once again returned to China to bolster its antibody-drug conjugate pipeline, this time striking a licensing deal with Innovent for $1 billion in biobucks.

Roche is starting off 2025 just as it did 2024: with a trip to China for a new antibody-drug conjugate deal. This time, the Swiss pharma is ringing in the New Year with Innovent in a licensing pact worth up to $1 billion.

The partners will work on IBI3009, a DLL3-targeted ADC that has been cleared for clinical trials in the U.S. and China. The first patient with small cell lung cancer was dosed in a Phase I trial in December 2024.

Roche will receive exclusive rights to develop, manufacture and commercialize IBI3009. Both companies will work on early-stage development of the asset before Roche takes over full development, according to Wednesday’s release. The deal involves an $80 million upfront fee, and $1 billion possible in milestones later on, plus royalties on net sales.

The therapy could be a rival to Amgen’s Imdelltra, which was approved in May 2024 for small cell lung cancer.

Roche is no stranger to striking deals with Chinese biotechs, having signed a similar ADC-focused pact with MediLink Therapeutics almost exactly a year ago. That deal involved a single ADC candidate called YL211 (known as RG6648 in Roche’s pipeline) for solid tumors. YL211 is currently in a Phase I study for patients with advanced solid tumors with a primary completion date of April 2027.

Roche also has two FDA-approved ADCs: Polivy and Kadcyla. Polivy came courtesy of a pact with Seagen and is cleared for the treatment of certain types of lymphoma. Kadcyla is approved for late-stage breast cancer and as an adjuvant treatment in early-stage breast cancer. But like many biopharma companies, Roche is pursuing a new generation of ADCs that could overcome payload and toxicity challenges currently associated with the blockbuster drug class.

China has proven a valuable source of assets for growing ADC pipelines. Just in the last six weeks, for example, GSK has twice struck ADC deals with China-based firms—first with Hansoh Pharma, then with DualityBio—worth up to $1 billion and $1.7 billion, respectively. And following the withdrawal of Trodelvy in bladder cancer, Gilead is looking to regain its footing in the space with Tubulis, committing up to $415 million in a licensing agreement focused on advancing novel ADCs for solid tumors.

Meanwhile, a number of biotechs in the ADC space continue to announce major fundraising rounds, such as Adcendo’s $135 million series B and Alentis’ $181 million series D, both announced in November 2024.

Annalee Armstrong is an award-winning biopharma journalist covering the business of drug development. She has been a journalist for more than 18 years, covering the pharmaceutical and biotech industry for the last eight. She is senior editor at BioSpace and curates the Biopharm Executive newsletter every Wednesday. You can reach her at  annalee.armstrong@biospace.com. Follow her on LinkedIn.
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