Biogen slips as Morgan Stanley downgrades on Leqembi launch

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  • Biogen (NASDAQ:BIIB) shares fell on Thursday after Morgan Stanley downgraded the stock to Equal Weight from Overweight, arguing that the market launch of the company’s new Alzheimer’s drug, Leqembi, has failed to meet its expectations.
  • Leqembi, developed by Biogen (

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