Biogen shares are trading lower. The company announced topline results from the Phase 2 CELIA study evaluating diranersen, an investigational antisense oligonucleotide therapy targeting tau, in individuals with early Alzheimer's disease.

Biogen Inc.

Biogen Inc.

BIIB

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Biogen shares are trading lower. The company announced topline results from the Phase 2 CELIA study evaluating diranersen, an investigational antisense oligonucleotide therapy targeting tau, in individuals with early Alzheimer's disease.