With CTLA-4 Antibody Deal, BioNTech Comes Face-to-Face with BMS’ Yervoy

Pictured: BioNTech Headquarters/Courtesy of Getty

Pictured: BioNTech Headquarters/Courtesy of Getty

BioNTech inked an exclusive worldwide license and collaboration agreement with OncoC4 to develop and commercialize its investigational anti-CTLA-4 antibody ONC-392 for solid tumors.

Pictured: BioNTech Headquarters/Courtesy of Getty Images

Monday, BioNTech inked an exclusive worldwide license and collaboration agreement with Maryland-based biopharma OncoC4 to develop and commercialize its investigational anti-CTLA-4 antibody ONC-392 for solid tumors.

The partnership represents BioNTech’s return to its oncology roots.

Though BioNTech is best known for its COVID-19 vaccine, it was founded in 2008 to develop and produce individualized cancer immunotherapies.

Under Thursday’s deal, OncoC4 will receive an upfront payment of $200 million and will be entitled to receive development, commercial and regulatory milestones. BioNTech also pledged double-digit tiered royalty payments to OncoC4.

BioNTech and OncoC4 will assess ONC-392 as a potential treatment, alone or in combination with anti-PD-(L)-1 antibodies, against various solid tumor indications, including non-small cell lung cancer (NSCLC).

The partners will equally share development costs for these studies until regulatory approval.

Both companies will also test the therapeutic potential of ONC-392 outside of PD-1 inhibition, particularly when combined with compounds in BioNTech’s pipeline. These studies will be shouldered solely by BioNTech.

ONC-392 joins more than 10 other molecules in BioNTech’s oncology pipeline.

By selectively disabling the CTLA-4 pathway in the microenvironment of tumors, ONC-392 boosts the cancer-killing activity of T cells while limiting toxic side effects in healthy tissues.

This differentiated safety profile, coupled with promising clinical performance, makes ONC-392 a valuable addition to the company’s cancer portfolio, said Ugur Sahin, M.D., CEO and co-founder of BioNTech, in a statement.

ONC-394 will soon be evaluated against the standard of care in a Phase III trial as a monotherapy in PD-1-resistant NSCLC. The candidate grasped the FDA’s Fast Track designation in this indication.

ONC-394 rounds out BioNTech’s approach to cancer.

Its other oncology candidates work through different pathways. Some target the PD-L1, CD27 or CA19-9 pathways, while others are mRNA vaccines that encode for cancer-associated antigens to elicit a robust immune response.

CTLA-4 Competitors

If Tuesday’s partnership culminates in regulatory approval, BioNTech will come face-to-face with other established CTLA-4 therapies.

Most prominently, ONC-394 will contend with Bristol Myers Squibb’s Yervoy (ipilimumab), whose 2011 approval for melanoma validated the value of CTLA-4 as an oncology target.

Yervoy was approved for NSCLC in May 2020.

Then in June 2022, Yervoy aced the Phase III CheckMate -9LA study, which assessed its combination with checkpoint inhibitor Opdivo (nivolumab) in untreated metastatic NSCLC.

Tristan is an independent science writer based in Metro Manila, with more than eight years of experience writing about medicine, biotech and science. He can be reached at tristan.manalac@biospace.com, tristan@tristanmanalac.com or on LinkedIn.
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