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Dec 16, 2025 4:00 PM

Allogene Arbitration Victory Pressures Cellectis Shares Tuesday

Shares of Cellectis S.A. (NASDAQ:CLLS) tanked on Tuesday after Allogene Therapeutics Inc. (NASDAQ:ALLO) cited a favorable arbitration outcome for partner Servier in its dispute with Cellectis related to the CAR-T therapy cemacabtagene ansegedleucel (cema-cel).

The win reconfirmed Allogene’s full development and commercial control of cema-cel in the U.S., the EU and the U.K., while clearing the path to obtain full global commercialization rights from Servier.

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