Bristol Myers ends Cellares CAR-T manufacturing deal

26 August 2026

US cell therapy manufacturing specialist Cellares is cutting jobs after losing a major pharmaceutical customer, in a setback for one of the sector's best-funded attempts to automate the production of personalized cancer treatments.

Chief executive and co-founder Fabian Gerlinghaus disclosed the loss in a LinkedIn post at the weekend, calling it "a difficult change to our organization" and saying the company would have to "resize." He did not name the customer or the number of roles affected.

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