Inside the research
Biogen Inc.
BIIB Research profile · latest available data
Price overview
$227.60
▲ +1.24 (+0.5%)
| 52w hi | $227.60 |
|---|---|
| 52w lo | $135.67 |
| Vol | 958.00K |
| As of | 25 Sep 2026 |
The Verdict
Our score +0.08
| Short | +0.12 |
|---|---|
| Medium | +0.15 |
| Long | -0.16 |
computed 2026-09-27
Key fundamentals
Biogen Inc.
Healthcare · Drug Manufacturers - General
| Market cap | $33.63B |
|---|---|
| Enterprise value | $40.70B |
| Trailing P/E | 40.50x |
| Forward P/E | 13.76x |
| EV / EBITDA | 12.12x |
| P / S (ttm) | 3.35x |
| Profit margin | 8.3% |
| Return on equity | 4.6% |
| Revenue growth | +3.4% |
| Earnings growth | -84.8% |
| Debt / equity | 44.33 |
Layer Breakdown
| Layer | Raw | Contribution |
|---|---|---|
| Fundamental | +0.06 | |
| Sector | +0.08 | |
| Technical | +0.06 | |
| Earnings | +0.00 | |
| Sentiment | +0.02 |
macro × 1.00 · 2026-09-27
Business overview
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.
Risk Metrics
| Beta vs SPX | 0.54 |
|---|---|
| Corr SPX | 0.26 |
| Annual vol | 32.8% |
| Annual ret | +12.0% |
| Sharpe | 0.36 |
| Max DD | -42.1% |
Window: 504 trading days (504 obs)
Analyst Coverage
| Mean PT | $217.03 |
|---|---|
| High / Low | $275.00 / $150.00 |
| Median | $214.00 |
| Analysts | 29 |
| Strong Buy | 2 | |
|---|---|---|
| Buy | 18 | |
| Hold | 15 | |
| Sell | 1 | |
| Strong Sell | 0 |
Recent rating actions
| 2026-05-01 | Citigroup | → Neutral |
| 2026-04-30 | Wedbush | → Neutral |
| 2026-04-30 | RBC Capital | → Outperform |
| 2026-04-30 | Morgan Stanley | → Equal-Weight |
| 2026-04-30 | Guggenheim | → Buy |
| 2026-04-22 | UBS | → Buy |
Material Events
| Date | Event | 8-K |
|---|---|---|
| 2026-07-29 | Earnings Release, Exhibits | read |
| 2026-07-01 | Earnings Release | read |
| 2026-06-10 | Shareholder Vote | read |
| 2026-05-14 | Material Agreement, Acquisition / Disposition… | read |
| 2026-04-29 | Earnings Release, Exhibits | read |
| 2026-04-06 | Earnings Release | read |
| 2026-03-31 | Material Agreement, Other Material Event… | read |
| 2026-03-11 | Officer / Director Change | read |
| 2026-02-11 | Officer / Director Change, Other Material Event | read |
| 2026-02-06 | Earnings Release, Exhibits | read |
| 2026-01-14 | Earnings Release | read |
| 2025-10-30 | Earnings Release, Exhibits | read |
Insider Trades
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-04 | Minor Lloyd | Sell | 593 | $119.17K | |
| 2026-08-03 | Minor Lloyd | Sell | 593 | $120.58K | |
| 2026-06-09 | SHERWIN STEPHEN A | Grant | 1.50K | — | |
| 2026-06-09 | Rowinsky Eric K | Grant | 1.50K | — | |
| 2026-06-09 | Mantas Jesus B | Grant | 1.50K | — | |
| 2026-06-09 | LANGER SUSAN | Grant | 1.50K | — | |
| 2026-06-09 | Patolawala Monish D | Grant | 1.50K | — | |
| 2026-06-09 | Pangalos Menelas N | Option exercise | 2.37K | — | |
| 2026-06-09 | Pangalos Menelas N | Grant | 1.50K | — | |
| 2026-06-09 | Minor Lloyd | Grant | 1.50K | — |
Flow & Concentration
| Insider 180d net | -$239.75K |
|---|---|
| Insider buys / sells | 0 / 2 |
| Insider bias | Neutral |
| 13F holders | 8 |
| Top-5 share | 99.6% |
| HHI | 4,356 (concentrated) |
Top Holders
| Holder | Value | Shares |
|---|---|---|
| Fidelity / FMR LLC | $3.94B | 18.22M |
| State Street Corp | $1.59B | 7.34M |
| AQR Capital Management | $416.93M | 1.94M |
| Capital Research / Capital World | $331.30M | 1.53M |
| Citadel Advisors | $187.44M | 867.56K |
| Renaissance Technologies | $16.80M | 77.74K |
| Millennium Management | $10.69M | 49.50K |
| T. Rowe Price Group | $167.29K | 774.28K |
As of 2026-06-30
SEC Filings
The Long Run
FY 2009–2025 · 17 years
| Line | Latest | CAGR | Trend |
|---|---|---|---|
| Revenue | $9.68B | +5.5% | |
| Gross profit | $2.89B | +10.1% | |
| Operating income | $7.04B | +15.2% | |
| Net income | $1.16B | +3.8% | |
| Cash from ops | $2.88B | +6.7% |
Indices
Recent Sessions
| Date | Open | High | Low | Close | Vol |
|---|---|---|---|---|---|
| Sep 25 | $228.27 | $228.92 | $223.76 | $227.60 | 958.00K |
| Sep 24 | $226.80 | $228.72 | $224.31 | $226.36 | 1.03M |
| Sep 23 | $226.94 | $229.19 | $222.36 | $227.53 | 1.49M |
| Sep 22 | $219.22 | $226.43 | $219.00 | $225.36 | 1.11M |
| Sep 21 | $216.14 | $221.92 | $214.59 | $219.07 | 928.50K |
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