BIIB
Biogen Inc.
NasdaqGS Healthcare United States
223,59 $US
+1.69% today
+25.74% YTD · +45.14% 1Y
2
Insider transactions
SEC Form 4 · AMF · BaFin — rolling 90 days
18
Hedge funds tracked
Latest available SEC 13F filings
79
/ 100
VERY STRONG

Analysis Biogen Inc. (BIIB) — Kairos Score 79/100

Composite score aggregating 8 smart money dimensions: insiders (SEC/AMF/BaFin), hedge funds, politicians & gurus, price momentum, valuation, analyst consensus, financial health, earnings momentum. The higher the score, the more favorable the institutional signals consensus.

💡 Detailed breakdown (the 8 sub-scores) available in the Premium dashboard.

About Biogen Inc.

Biogen Inc. discovers, develops, manufactures, and delivers therapies in the United States, Europe, Germany, Asia, and internationally. The company provides TECFIDERA, VUMERITY, AVONEX, PLEGRIDY, and TYSABRI for multiple sclerosis (MS); SPINRAZA for spinal muscular atrophy; SKYCLARYS to treat Friedreich's Ataxia; QALSODY for treating amyotrophic lateral sclerosis; FUMADERM to treat plaque psoriasis; BENEPALI, an etanercept biosimilar referencing ENBREL; IMRALDI, an adalimumab biosimilar referencing HUMIRA; FLIXABI, an infliximab biosimilar referencing REMICADE. It offers LEQEMBI for the treatment of Alzheimer's disease; ZURZUVAE for the treatment of postpartum depression; RITUXAN to treat non-Hodgkin's lymphoma, chronic lymphocytic leukemia (CLL), rheumatoid arthritis, two forms of ANCA-associated vasculitis, and pemphigus vulgaris; RITUXAN HYCELA for non-Hodgkin's lymphoma and CLL; GAZYVA to treat CLL and follicular lymphoma; OCREVUS for relapsing MS and primary progressive MS; LUNSUMIO to treat relapsed or refractory follicular lymphoma; glofitamab for aRelapsed or refractory diffuse large B-cell lymphoma; and other anti-CD20 therapies. Biogen Inc. has collaboration and license agreements with Merz Therapeutics; Alkermes Pharma Ireland Limited; Denali Therapeutics Inc.; UCB; Eisai Co., Ltd.; Genentech, Inc.; Neurimmune SubOne AG; Ionis Pharmaceuticals, Inc.; Samsung Bioepis; and Sage Therapeutics, Inc., as well as collaborations with Stoke Therapeutics, Inc. for the development and commercialization of zorevunersen, a disease modifying medicine for the treatment of Dravet syndrome; Dayra Therapeutics, Inc. to develop oral macrocyclic peptides; Vanqua Bio, Inc. for developing Vanqua's preclinical oral C5aR1 antagonist compound; City Therapeutics, Inc. to develop select novel RNAi therapies; and ALTEOGEN Inc. to develop subcutaneous (SC) formulations of biologics utilizing ALT-B4. The company was founded in 1978 and is headquartered in Cambridge, Massachusetts.

Key info

👔
CEO
Mr. Christopher A. Viehbacher
📍
HQ
225 Binney Street, Cambridge, MA, 02142, United States
👥
Employees
7 500
💰
Market cap
32 316 756 000,00 $US
📊
P/E
38.7
💸
Dividend yield
—

🕴️ Insider activity (90 days)

2 transactions — 0 buys and 0 sales reported by Biogen Inc. executives.

GS
Godbout Sean
Chief Accounting Officer · 2026-10-02
Other
GS
Godbout Sean
Chief Accounting Officer · 2026-10-02
Other

🏦 Hedge Funds

18 institutional funds report a position on BIIB in their latest SEC quarterly filing.

FMR LLC
BlackRock, Inc.
PRIMECAP MANAGEMENT CO/CA/
VANGUARD GROUP INC
VANGUARD CAPITAL MANAGEMENT LLC

📰 Recent news

15 recent articles on BIIB.

🧠 What makes Kairos Insider

Beyond raw data, we aggregate and score every smart money signal to give you a unique view.

🧠

Kairos Score 0-100

8-dimension composite score: insiders · hedge funds · politicians · momentum · valuation · health · analysts · earnings.

🎯

Insider Clusters

Detection of clustered purchases or sales by several executives in the same stock.

🏦

13F Hedge Funds

Berkshire, Pershing Square, Tiger Global, Bridgewater and other reporting funds.

📈

ETF Rotations

NANC & GOP (Pelosi & Republicans), GURU (top hedge funds), ARK (Cathie Wood). See who enters and exits each week.

🔥

Google Trends

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Companies in the same sector as Biogen Inc.

Official sources · Public data · SEC EDGAR — Form 4 & 13F · AMF — Executive filings · BaFin — Directors' Dealings · Yahoo Finance · Alpha Vantage

🔓 Unlock the full analysis

This public page only shows a preview. The full analysis of BIIB on the Kairos Insider dashboard includes:

✅ Full Kairos Score (8-axis radar + synthesis)
✅ History of all 2 insider transactions over 90 days
✅ All 18 detected institutional funds
✅ Thematic ETFs (ARK, BUZZ, NANC, GOP, JEPI…)
✅ Hot Stocks Google Trends
✅ Available history: AUM + rotations
✅ Fundamentals (P/E, PEG, EV/EBITDA, ROE…)
✅ Financial health (Altman Z, Piotroski F)
✅ Sector peers + recent earnings
See full analysis →
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