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AnalystConsensusTarget updated the narrative for BIIB

Update shared on 29 Oct 2025

Fair value Increased 0.12%
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AnalystConsensusTarget's Fair Value
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Analysts have slightly raised their price target for Biogen to $172.55 from $172.34, reflecting modestly improved revenue growth expectations and an easing policy backdrop in the biotech sector.

Analyst Commentary

Recent street research reveals a spectrum of opinions around Biogen, highlighted by both bullish and bearish analyst actions. The valuation adjustments reflect nuanced perspectives on growth, execution, and sector dynamics as policy headwinds ease.

Bullish Takeaways
  • Bullish analysts have incrementally increased their price targets, citing improved prospects for Biogen's Alzheimer's franchise and momentum in sales for Leqembi and multiple sclerosis products.
  • Coverage initiations with bullish ratings highlight the view that investor expectations are currently low. This positions the stock for upside on any positive clinical developments or pipeline success.
  • Some see Biogen's progress with external collaborations, such as advancing candidates towards the clinic, as providing meaningful long-term revenue opportunities and exposure to markets with significant unmet need.
  • Several analysts point to the company's commercial resilience and the potential for upward re-rating as policy risks moderate. They note that investor focus is shifting back to fundamentals.
Bearish Takeaways
  • Bearish analysts are trimming price targets or maintaining neutral stances, pointing to a lackluster growth outlook in the near-to-intermediate term despite periodic earnings beats.
  • Some express concern over competitive pressures and the limited commercial footprint for emerging therapies within the large Alzheimer's disease market, which could constrain upside.
  • Recent regulatory feedback, while not viewed as a major obstacle, serves as a reminder of execution risks that could delay benefit from pipeline assets.
  • There are questions regarding the sustainability of current valuation multiples without clearer visibility on accelerated sales trajectories or substantial late-stage pipeline progress.

What's in the News

  • Biogen and Eisai announced the U.S. launch of LEQEMBI IQLIK, a new subcutaneous maintenance dosing regimen for Alzheimer's disease, along with the LEQEMBI Companion support program for patients and caregivers (Product-Related Announcements).
  • The European Commission granted marketing authorization for ZURZUVAE® (zuranolone), the first and only treatment for post-partum depression in the EU, based on positive SKYLARK study results (Product-Related Announcements).
  • Biogen and Stoke Therapeutics presented positive long-term follow-up data from ongoing studies supporting the disease-modifying potential of zorevunersen for Dravet syndrome, including cognition, behavior, and seizure outcomes over two to three years (Product-Related Announcements).
  • Biogen and its partners received regulatory approvals and advanced clinical trial programs for Alzheimer's therapies in Europe and Australia. This includes the European and Australian launches of LEQEMBI for early Alzheimer’s and Phase 3 trial progress for lecanemab (Product-Related Announcements).
  • Biogen's investigational new drug application for BIIB142, a potential treatment for autoimmune diseases, was accepted by the U.S. FDA. This triggered a milestone payment to partner C4 Therapeutics (Product-Related Announcements).

Valuation Changes

  • Consensus Analyst Price Target: Risen slightly from $172.34 to $172.55, reflecting modestly improved growth expectations.
  • Discount Rate: Increased marginally from 7.32% to 7.36%, suggesting a small adjustment in perceived risk or capital costs.
  • Revenue Growth: Forecasted annual decline has lessened, improving from -2.07% to -2.00%.
  • Net Profit Margin: Decreased marginally from 22.79% to 22.75%, implying a minimal contraction in expected profitability.
  • Future P/E: Edged up from 14.84x to 14.87x, indicating a slight increase in the multiple assigned to future earnings.

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Disclaimer

AnalystConsensusTarget is a tool utilizing a Large Language Model (LLM) that ingests data on consensus price targets, forecasted revenue and earnings figures, as well as the transcripts of earnings calls to produce qualitative analysis. The narratives produced by AnalystConsensusTarget are general in nature and are based solely on analyst data and publicly-available material published by the respective companies. These scenarios are not indicative of the company's future performance and are exploratory in nature. Simply Wall St has no position in the company(s) mentioned. Simply Wall St may provide the securities issuer or related entities with website advertising services for a fee, on an arm's length basis. These relationships have no impact on the way we conduct our business, the content we host, or how our content is served to users. The price targets and estimates used are consensus data, and do not constitute a recommendation to buy or sell any stock, and they do not take account of your objectives, or your financial situation. Note that AnalystConsensusTarget's analysis may not factor in the latest price-sensitive company announcements or qualitative material.