Biogen Says Investors Can't Expand Alzheimer's Drug Suit

By Sydney Price ( October 7, 2025, 8:54 PM EDT) -- Biogen Inc. said a class of investors suing over alleged misleading statements in connection with the rollout of the company's Alzheimer's drug should not be allowed to needlessly delay resolution by filing an amended complaint expanding the class period and adding new legal theories and claims....

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