Breast cancer

The acquisition will give BioNTech full ownership of an investigational bispecific antibody targeting the PD-L1/VEGF-A pathways, a hot area in oncology that could potentially replace standard checkpoint inhibitors for cancer treatment.
The move is a blow to Gilead’s cancer portfolio. Trodelvy, an antibody-drug conjugate granted accelerated approval for bladder cancer in 2021, failed its confirmatory trial earlier this year.
With the regulatory approval for advanced breast cancer, Roche’s inavolisib is a potential challenger to Novartis’ PI3K inhibitor Piqray, which last year generated $505 million in revenue.
M&A
The acquisition was featured Monday in Roche’s Pharma Day presentation, which also included projections of more than $3 billion in annual sales from three early-stage obesity and diabetes drugs.
Monday’s failure to improve overall survival in breast cancer “further dents belief” in the companies’ Dato-DXd and “likely complicates regulatory discussions for approval of this indication,” Jefferies analyst Peter Welford wrote in a note to investors.
The FDA’s approval of Kisqali in combination with an aromatase inhibitor allows Novartis to target patients with earlier breast cancer who are at risk of recurrence.
Set to start in 2025, Relay Therapeutics is moving toward a pivotal study of experimental treatment RLY-2608 in heavily pretreated locally advanced or metastatic breast cancer.
Bispecific antibodies and anti-TIGIT therapies both appear to be writing comeback stories as cancer experts head to Barcelona for the 2024 European Society for Medical Oncology Congress. Radioligand therapies and synthetic lethality assets are also attracting attention.
FDA
In June, the regulator placed a partial clinical hold on a Phase I trial of the companies’ antibody-drug conjugate after three patient deaths were reported.
The Connecticut-based biotech, which emerged from stealth last year, has secured $202 million to date as it looks to move two assets targeting prostate and breast cancer into the clinic.
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