Video: Biogen Rises Following Novo's Weight-Loss Drug Setback in Alzheimer's Treatment
Written by Emily J. Thompson, Senior Investment Analyst
Updated: Nov 24 2025
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Should l Buy BIIB?
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Analyst Views on BIIB
Wall Street analysts forecast BIIB stock price to rise
26 Analyst Rating
11 Buy
14 Hold
1 Sell
Moderate Buy
Current: 191.820
Low
143.00
Averages
204.45
High
246.00
Current: 191.820
Low
143.00
Averages
204.45
High
246.00
About BIIB
Biogen Inc. is a global biopharmaceutical company. The Company is focused on discovering, developing, and delivering advanced therapies for people living with serious and complex diseases worldwide. It operates a portfolio of medicines to treat multiple sclerosis (MS), spinal muscular atrophy (SMA), Alzheimer's disease, and amyotrophic lateral sclerosis (ALS). It is focused on advancing its pipeline in neurology, specialized immunology, and rare diseases. Its marketed products include TECFIDERA, VUMERITY, AVONEX, PLEGRIDY, TYSABRI and FAMPYRA for the treatment of MS; SPINRAZA for the treatment of SMA; SKYCLARYS for the treatment of Friedreich's Ataxia; QALSODY for the treatment of ALS, and FUMADERM for the treatment of severe plaque psoriasis. It also collaborations with Eisai on the commercialization of LEQEMBI for the treatment of Alzheimer's disease and Sage on the commercialization of ZURZUVAE for the treatment of Postpartum Depression (PPD).
About the author

Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
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- Board Leadership Change: Biogen has elected Dr. Maria C. Freire as Chair of the Board, succeeding the retiring Caroline Dorsa, marking a pivotal transition for the company post-2026 Annual Meeting, which is expected to drive ongoing strategic development.
- New Chair's Background: Dr. Freire, who joined the Biogen Board in 2021, brings extensive experience in biomedical innovation and drug development, and is anticipated to leverage her expertise to guide the company through several key project advancements in the next 18 months, including potential filings in lupus and nephrology.
- Former Chair's Contributions: Caroline Dorsa's 16-year tenure on the Board has significantly enhanced innovation and shareholder value, and Dr. Freire's succession is viewed as a natural choice at a critical juncture for the company's transformation and growth, aiming to maintain and strengthen its competitive edge in the biopharmaceutical industry.
- Future Outlook: Under Dr. Freire's leadership, Biogen plans to continue advancing its sustainable growth strategy, particularly in new drug development and market expansion, which is expected to create long-term value for shareholders while addressing public health challenges.
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- Board Leadership Change: Biogen has elected Dr. Maria C. Freire as the new Chair of the Board, succeeding the retiring Caroline Dorsa, marking a pivotal transition for the company following the 2026 Annual Meeting, which is expected to drive ongoing strategic development.
- Dorsa's Contributions: Caroline Dorsa has served on Biogen's Board for 16 years, during which she has advanced innovative drug development and enhanced shareholder value, fostering a culture of transparency and trust that lays a solid foundation for future leadership transitions.
- Freire's Background: The new Chair, Dr. Freire, brings extensive experience in biomedical innovation and drug development, having held leadership roles in several key organizations, and her expertise is expected to provide crucial support for Biogen's long-term growth and sustainability.
- Future Outlook: Dr. Freire noted that Biogen is at a critical growth juncture, with multiple clinical trial readouts anticipated in the next 18 months, including potential filings in lupus and nephrology, signaling new opportunities for the company.
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- Strong Financial Performance: Biogen's quarterly and full-year earnings for 2025 exceeded market expectations, indicating robust growth potential in the biopharmaceutical sector.
- Positive Market Reaction: The exceeding financial results are likely to drive Biogen's stock price upward, enhancing investor confidence and attracting more capital inflows.
- Clear Strategic Direction: The company highlighted future R&D investment plans in its earnings report, aiming to solidify its market position through innovative drug development and drive long-term growth.
- Enhanced Competitive Advantage: The better-than-expected performance not only reflects Biogen's operational efficiency but may also allow it to capture a larger market share in the highly competitive biopharmaceutical landscape.
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- Strong Q4 Performance: Biogen's reported Q4 2025 revenues and earnings exceeded expectations, although the management's effective cost realignment highlights that revenue growth remains a critical missing piece in the turnaround narrative.
- Analyst Rating Adjustments: Wedbush's Laura Chico maintained a Neutral rating while raising the price target from $178 to $187, whereas HC Wainwright's Andrew Fein reiterated a Buy rating and increased the target from $194 to $228.
- New Product Sales: In 2025, Biogen's newer products (Leqembi, Skyclarys, Zurzuvae, Qalsody) generated approximately $980 million in sales, but total sales are expected to decline by about $500 million in 2026 due to competitive and generic threats to the MS franchise.
- Clinical Catalyst Outlook: Analysts noted that Biogen will have a stronger catalyst lineup in 2026, including Phase 2 data for BIIB091 in Q2 and readouts for BIIB122 and BIIB080, particularly highlighting the felzartamab program's 82% resolution rate in Phase 2, which could significantly impact future valuations.
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- Earnings Beat: Biogen reported an adjusted EPS of $1.99 for Q4, surpassing the consensus estimate of $1.59, indicating strong execution and financial discipline.
- Revenue Performance: The company generated revenues of $2.28 billion, exceeding expectations of $2.20 billion, despite a 7% year-over-year decline, reflecting its competitive position in the Alzheimer's drug market.
- Future Outlook: Biogen anticipates fiscal 2026 earnings between $15.25 and $16.25 per share, above the consensus of $14.92, demonstrating confidence in future performance amid expected revenue declines.
- Analyst Rating Changes: Following the earnings announcement, several analysts adjusted their price targets for Biogen, with Piper Sandler raising its target from $157 to $177 and HC Wainwright & Co. increasing its target from $194 to $228, reflecting optimism about the company's future prospects.
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