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Biogen Inc. (BIIB) Stock: Price, Forecast & Analyst Target

Biogen Inc. (BIIB) — MoonshotScore 67/100 (Strong band), calculated Oct 5, 2026. Price $219.88 (-1.32%), as of the Oct 2, 2026 trading session; market cap $32.5B. Expected results Oct 29, 2026.

Educational signal · not a buy or sell recommendation · How to read this

Market value / cash and short-term investments: 25.29× (market value Oct 2, 2026; cash Jun 30, 2026) · expected results Oct 29, 2026

$219.88 −$2.94 (-1.32%) Market Cap $32.5B

Biogen Inc. · BIIB · NASDAQ · Healthcare · Drug Manufacturers - General

Research dated 2026-09-12: Biogen sells branded therapies for neurological and neurodegenerative diseases, led by its multiple sclerosis franchise and Spinraza for spinal muscular atrophy. It is less a broad drug manufacturer than a concentrated neuroscience business whose results depend on the durability of established products, partnered medicines and successful pipeline renewal. The defining question is whether diversification beyond mature multiple sclerosis therapies can strengthen earnings before pipeline spending and debt narrow the financial room for error.

Price as of Oct 2, 2026

Key Statistics

67 of 100

MoonshotScore v2 · Biogen (BIIB)

Strong
Business Quality Elite (82)
Financial Safety Strained (29)
Valuation Fair (70)
Growth Durability Fading (28)
Momentum Surging (84)
Why this rating? Method, drivers & history

Bands for the MoonshotScore: Exceptional 80-100 · Strong 65-79 · Fair 45-64 · Weak below 45.

  • Business Quality — Is this a genuinely good business?
  • Financial Safety — Could this blow up on me?
  • Valuation — Am I paying a fair price?
  • Growth Durability — Is the growth real and likely to last?
  • Momentum — Is the market already moving on this?
The ten-second read ·

High quality, at a cheap price, but a strained balance sheet and weak growth; the market is already moving on it. Business Quality: Elite; Financial Safety: Strained; Valuation: Fair; Growth Durability: Fading; Momentum: Surging.

  • quarterly revenue $2.74B (Q2 FY2026, quarter ended Jun 2026)
  • EPS beat 7 of 8
  • expected results Oct 29, 2026

Holding back: balance-sheet strain, soft growth

Helping: business quality, an attractive price, positive momentum

What has the MoonshotScore done over time?

MoonshotScore snapshots recorded for BIIB (29 recorded, newest six shown)
RecordedScoreBand
66Strong
67Strong
66Strong
66Strong
66Strong
66Strong

The score was 67 in the stored Oct 4, 2026 snapshot and remains 67 in the current publication computed Oct 5, 2026 (0); the largest pillar moves were Growth Durability +4; the pillar moves offset under the sector-relative weighting, so the headline score is unchanged. This current publication is not yet represented in the immutable snapshot archive.

Calculation uses the most recent completed US trading session. Live price changes do not update the score immediately.

Computed · Educational signal · not a buy or sell recommendation · How the MoonshotScore is computed →

Price & valuation

As of
MeasureValue
Latest provided price$219.88
Change on the day-1.32%
52-week range$138.00–$230.49
Market capitalisation$32.5B
Price / earnings (trailing)38.71
Shares traded on the day780.4K
Beta (volatility vs the S&P 500)0.17

Price & events

Weekly closing price with reported quarters marked Weekly closing price from Sep 5, 2025 to Oct 2, 2026: low $137, high $228, latest $220. 4 reported quarters marked, 4 above and 0 below the recorded estimate. 1 other dated event marked. $228 $137 high $228 Oct 30, 2025 · Earnings results · reported above the recorded estimate · close $1541Feb 6, 2026 · Earnings results · reported above the recorded estimate · close $2012Apr 29, 2026 · Earnings results · reported above the recorded estimate · close $1873Jul 29, 2026 · Earnings call · management outlook · no recorded estimate to compare · close $2034Jul 29, 2026 · Earnings results · reported above the recorded estimate · close $2035 Sep 5, 2025 Oct 2, 2026 · $220 $141Sep 5, 2025$143Sep 19, 2025$160Oct 3, 2025$143Oct 17, 2025$154Oct 31, 2025$168Nov 14, 2025$182Nov 28, 2025$174Dec 12, 2025$177Dec 26, 2025$188Jan 9, 2026$172Jan 23, 2026$201Feb 6, 2026$192Feb 20, 2026$185Mar 6, 2026$181Mar 20, 2026$177Apr 2, 2026$177Apr 17, 2026$187May 1, 2026$193May 15, 2026$196May 29, 2026$200Jun 12, 2026$216Jun 26, 2026$199Jul 10, 2026$202Jul 24, 2026$208Aug 7, 2026$217Aug 21, 2026$221Sep 4, 2026$216Sep 18, 2026$220Oct 2, 2026

Triangles mark reported quarters on the line: pointing up is above the recorded estimate, down is below, a diamond means no estimate on file or a dated event that is not a results report. Numbers key to the dated list. Point at or tab to any week for its close.

Events behind the price

  • · Earnings results · above the recorded estimate
  • · Earnings results · above the recorded estimate
  • · Earnings results · above the recorded estimate
  • · Earnings call · management outlook
  • · Earnings results · above the recorded estimate

Results dates follow the earnings feed; call dates follow the transcript provider. Nearby dates do not establish that an event caused a price move.

Upcoming events

As of

  1. Next results dueProvider estimate

Management outlook

  • We expect our core operating expenses in the second half of 2026 to be between $2.65 billion and $2.7 billion Our guidance also reflects updates associated with our investments in the early and late-stage pipeline.

    Robin C. Kramer · Statement from

Statement dates identify the earnings call, not a deadline. Management expectations and provider estimates can change.

Read management statements

Council Score · weighted blend of 2 available disciplines

Council score for Biogen (BIIB): Bullish Lean

60/100 · B+

Some lenses disagree with the MoonshotScore. Compare their readings below; each uses a different method.

5-Factor Breakdown

Growth Durability Weak
Momentum Strong
Business Quality Strong
Financial Safety Weak
Valuation Moderate

Legends Council

4 lenses, 4 current

AI simulations built from the named investors' published principles. Not affiliated with, endorsed by, or the opinion of these individuals. How these lenses are built

Griffin-style lens (simulated) Ken Griffin Favorable read
Englander-style lens (simulated) Izzy Englander Neutral read
Klarman-style lens (simulated) Seth Klarman Unfavorable read
Moon AI lens (model) Neutral read

Read on: Oct 5, 2026

Munger's Mindset

Balance Sheet & Valuation · historical

Financial Health Neutral
Margin of Safety Undervalued
Profit Margin Neutral
Revenue Growth Weak
Debt/Equity Neutral
ROE Weak
Gross Margin Strong

Read on: Sep 10, 2026 · older than the 27 hours refresh window; not a current reading

How to read these bars and different assessments

Council is a separate blend of available disciplines; MoonshotScore above remains the five-pillar research rating.

Bars show each model's ordered assessment on its own scale, not a probability or a comparable investment return. The adjacent words give the assessment; more filled segments indicate a stronger model reading.

One of these lenses reads this company less favourably than the MoonshotScore does: Klarman-style lens. Each lens is a separate scoring function over its own inputs, so a disagreement is a difference of method rather than a correction — the page's answer stays the MoonshotScore above.

On Sep 10, 2026, the Munger lens read the price at that time as undervalued against its own estimate of value.

Readings on this page are from Oct 5, 2026, except a card that shows its own read date.

Watch the BIIB film — every key number, told as a short cinematic story

~2 min · open the film

1 · What is it?

What is Biogen (BIIB), and what does it report?

Short answer · as of

Biogen discovers, develops and commercializes medicines, while also participating in biosimilars and collaboration arrangements.

Research dated 2026-09-12.

Biogen discovers, develops and commercializes medicines, while also participating in biosimilars and collaboration arrangements. Demand is measured through sales of named therapies rather than patient services or research contracts, so product use, competitive persistence and partner execution drive the commercial result.

The disclosed revenue mix remains centered on multiple sclerosis products. Tysabri, fumarates and interferons are separately visible within that franchise, while Spinraza contributes exposure to spinal muscular atrophy; this concentration is more informative than the broad drug-manufacturer classification.

Sources (as of 2026-09-12): Business description; Revenue by segment; Sector / industry (provider taxonomy)

2 · Latest results

What do the latest results show for Biogen (BIIB)?

Short answer · as of

The most recent reported quarter, Q2 FY2026, carried revenue of $2.74B.

Research dated 2026-09-12.

The latest period brought a revenue rebound and another result above the prevailing revenue and earnings estimates. The accounting outcome was less impressive: gross profit declined, selling and administrative expense rose, and operating income, net income and reported earnings per share all weakened despite higher sales.

Management says its core operating expense outlook incorporates investment across early-stage and late-stage pipeline programs. That identifies the spending priority, but it does not explain the revenue rebound; the reported statements show that improved sales have not yet translated into consistent operating leverage.

Sources (as of 2026-09-12): Quarterly income statement (USD thousands); Reported versus estimated, last 8 quarters; Management outlook — dated call excerpts; Annual revenue and net result (USD millions)

Where is operating spending going?

Revenue alongside research and development, selling, general and administrative expenses, and the FMP standardized operating result.

Latest quarter · revenue
$2.74B Jun 30, 2026
Latest quarter · R&D
$495.60M Jun 30, 2026
Latest quarter · SG&A
$709.70M Jun 30, 2026
Latest quarter · FMP standardized operating result
$318.10M Jun 30, 2026
Where is operating spending going? — FMP standardized evidence
Period endRevenueR&DSG&AFMP standardized operating result
Jun 30, 2026$2.74B$495.60M$709.70M$318.10M
Mar 31, 2026$2.48B$573.00M$607.30M$397.40M
Dec 31, 2025$2.28B$509.30M$683.00M−$57.00M
Sep 30, 2025$2.45B$369.60M$594.80M$613.80M

USD. The operating result is the FMP-standardized value supplied by FMP; it may differ from a filing’s GAAP loss from operations when the provider classifies separately presented items differently. It is not net income or cash flow.

Did results meet expectations?

Reported earnings and revenue alongside the estimates recorded by the provider.

Latest report · revenue
$2.74B Jul 29, 2026
Latest report · revenue estimate
$2.46B Jul 29, 2026
Latest report · revenue vs estimate
Above estimate Jul 29, 2026
Latest report · EPS vs estimate
Above estimate Jul 29, 2026
Did results meet expectations? — reported evidence
Report dateRevenue · reportedRevenue · estimateEPS · reportedEPS · estimate
Jul 29, 2026$2.74B$2.46B$3.6000$2.9400
Apr 29, 2026$2.48B$2.29B$3.5700$3.0500
Feb 6, 2026$2.28B$2.20B$1.9900$1.6300
Oct 30, 2025$2.45B$2.34B$4.8100$3.8800

Dates are report dates, not fiscal period ends. Revenue is in USD; EPS is USD per share, rounded to four decimals. The earnings feed does not establish a basic, diluted or adjusted basis. Earnings-feed EPS may differ from statement EPS; the two series are not combined.

Quarterly income statement — 4 quarters
Revenue, net income and earnings per share by quarter
PeriodRevenueNet incomeEPS
Q2 FY2026$2.74B$98M$0.66 (diluted)
Q1 FY2026$2.48B$320M$2.15 (diluted)
Q4 FY2025$2.28B-$48M-$0.33 (diluted)
Q3 FY2025$2.45B$467M$3.17 (diluted)
3 · Financial strengths and risks

What are the financial strengths and risks for Biogen (BIIB)?

Short answer

Cash and short-term investments were $1.28B at the Jun 30, 2026 balance-sheet date. Operating cash flow was $448.90M for the quarter ended Jun 30, 2026, meaning operations generated cash. These figures do not establish a cash runway.

Research dated 2026-09-12.

Operating cash flow remained positive throughout the reported series, with capital expenditure modest relative to cash generated. That supports continued research investment from the business itself, although annual net income declined even as revenue edged higher, and trailing profitability and returns remain restrained.

Debt substantially exceeds cash and investments. Cash and short-term investments also fell sharply in the latest period after previously building, leaving the closing balance below the opening level of the reported window. Near-term asset coverage remains adequate, but the net debt position makes durable cash conversion more important than headline liquidity alone.

The quality and distress screens are mixed rather than emphatic. Combined with uneven operating profit and earnings across recent periods, they argue for watching financial direction instead of treating any isolated result as representative.

Sources (as of 2026-09-12): Operating cash flow by quarter (USD millions); Annual revenue and net result (USD millions); Trailing twelve-month ratio set; Cash, investments and debt; Cash and investment components; Cash and short-term investments over time (USD millions); Cash decline over the reported window; Cash against market value; Distress and quality screens; Quarterly income statement (USD thousands)

How much cash does the business generate or use?

Quarterly operating cash flow shows cash generated or used by operations.

Latest quarter · operating cash flow
$448.90M Jun 30, 2026
Previous quarter · operating cash flow
$645.50M Mar 31, 2026
How much cash does the business generate or use? — reported evidence
Period endOperating cash flowCapital expenditure (reported)
Jun 30, 2026$448.90M$40.90M
Mar 31, 2026$645.50M$51.20M
Dec 31, 2025$512.00M$43.90M
Sep 30, 2025$1.27B−$46.20M

Operating cash-flow bars share one scale and show magnitude; negative values mean cash used.

USD. Negative operating cash flow means cash used. Capital expenditure keeps the provider’s reported sign; it is not added here to estimate free cash flow or runway.

4 · What to check next?

What should you watch next at Biogen (BIIB)?

Short answer · as of

The next earnings report is expected on Oct 29, 2026.

Research dated 2026-09-12.

At the forthcoming earnings release, watch whether revenue holds near its recent rebound while gross profit and operating income recover. Biogen has repeatedly exceeded prevailing estimates, but the latest income statement shows that another revenue beat would not by itself establish better earnings quality.

Product disclosures should reveal whether Tysabri, fumarates and interferons still carry most of the mix, and whether Spinraza and the broader portfolio are reducing that dependence. Longer-range estimates assume gradual revenue and earnings expansion, so sustained diversification matters more than an isolated reporting surprise.

Cash flow, debt and the reduced cash balance deserve attention after recent acquisition activity and material agreements. Management has already incorporated pipeline investment into its expense outlook; the useful confirmation would be continued operating cash generation without further pressure on financial flexibility.

Sources (as of 2026-09-12): Next earnings report; Reported versus estimated, last 8 quarters; Quarterly income statement (USD thousands); Revenue by segment; Analyst revenue and earnings estimates (average); Operating cash flow by quarter (USD millions); Cash, investments and debt; Cash and short-term investments over time (USD millions); Recent SEC filings; Management outlook — dated call excerpts

What management is planning

Management expectations, not completed milestones or guarantees. Selected verbatim excerpts; dates follow the transcript provider.

  1. We expect our core operating expenses in the second half of 2026 to be between $2.65 billion and $2.7 billion Our guidance also reflects updates associated with our investments in the early and late-stage pipeline.

    Robin C. Kramer ·

5 · Peer comparison

How does Biogen compare with its peers?

Short answer

Biogen's score ranks 12th of 13 in the bounded comparison shown, against 12 same-model peers. These are company scores, not expected investment returns. The set lists named competitors first, then companies in the same data-provider industry classification closest in market value; that classification is the provider's, not our judgment of business similarity.

Research dated 2026-09-12.

Biogen differs from more diversified drugmakers because its reported commercial base revolves around neuroscience franchises, especially multiple sclerosis. Spinraza adds a distinct neuromuscular business, while biosimilars, immunology products and collaboration arrangements broaden the model without changing its underlying concentration.

That structure makes the persistence of Tysabri, fumarates and interferons unusually visible in the revenue mix. Comparable businesses with broader therapeutic portfolios may spread product pressure across more franchises; Biogen instead relies more directly on neuroscience portfolio renewal and execution with named partners.

Sources (as of 2026-09-12): Business description; Sector / industry (provider taxonomy); Revenue by segment

Peer set — price, market value and MoonshotScore
CompanyPriceMarket valueScore
United Therapeutics Corporation (UTHR) Named competitor$540.66 Oct 5, 2026$23.0B97 5-pillar Oct 5, 2026
DexCom, Inc. (DXCM) Named competitor$86.16 Oct 5, 2026$32.2B96 5-pillar Oct 5, 2026
Bristol-Myers Squibb Company (BMY) Same industry, near in market value$59.03 Oct 5, 2026$125B92 5-pillar Oct 5, 2026
GSK plc (GSK) Same industry, near in market value$46.51 Oct 5, 2026$94.2B88 5-pillar Oct 5, 2026
STERIS plc (STE) Named competitor$210.06 Oct 5, 2026$20.3B87 5-pillar Oct 5, 2026
AstraZeneca PLC (AZN) Same industry, near in market value$155.79 Oct 5, 2026$243B85 5-pillar Oct 5, 2026
Amgen Inc. (AMGN) Same industry, near in market value$400.64 Oct 5, 2026$218B84 5-pillar Oct 5, 2026
Novartis AG (NVS) Same industry, near in market value$140.01 Oct 5, 2026$268B84 5-pillar Oct 5, 2026
Sanofi (SNY) Same industry, near in market value$39.43 Oct 5, 2026$95.9B83 5-pillar Oct 5, 2026
Quest Diagnostics Incorporated (DGX) Named competitor$231.74 Oct 5, 2026$25.7B74 5-pillar Oct 5, 2026
Pfizer Inc. (PFE) Same industry, near in market value$27.43 Oct 5, 2026$158B68 5-pillar Oct 5, 2026
Biogen (BIIB) — this page$219.88$32.5B67
Teva Pharmaceutical Industries Limited (TEVA) Named competitor$39.44 Oct 5, 2026$46.0B66 5-pillar Oct 5, 2026

Only 5-pillar scores are ranked together. Other models are not directly comparable. Price and score dates are shown separately; market-value dates are unavailable.

Screen more Healthcare stocks

The records behind this page

Analyst targets & estimates

What analysts have on file

Price target, low to high
$175.00 – $300.00
Consensus target
$245.88
Median target
$246.50

Consensus record · Captured .

Measured against a quoted price of $219.88 (as of Oct 2, 2026).

Insider activity

Form 4 records via FMP · Of the newest 100 records, those within the last 180 days, newest dated Sep 1, 2026

Transactions
17
Identified insiders
11
Purchases
0
Sales
2
Other transactions
15

Purchases and sales use the reported transaction category. Other transactions include awards, exercises, gifts, withholding and unclassified activity; an acquisition or disposition alone is not a purchase or sale. These records do not establish intent.

Who holds the shares?

Institutional ownership reported through 13F filings.

Institutional ownership
97.1% Period end Jun 30, 2026
Previous quarter · ownership
91.7% Prior to period end Jun 30, 2026
Reporting holders
1,101 Period end Jun 30, 2026
Previous quarter · holders
1,061 Prior to period end Jun 30, 2026
Who holds the shares? — reported evidence
Holders in provider snapshotShares
Fmr LLC18,217,239
Blackrock, INC.15,985,736
Primecap Management Co/Ca/15,154,606
Vanguard Capital Management LLC9,651,117
State Street Corp7,344,327

Quarterly filings lag the period end. Holder rows are names in the provider snapshot, not a verified ranking; individual filing dates are not supplied. Related managers may appear separately, so these positions are not summed. Holder snapshot as of Jun 30, 2026.

What has been published about Biogen (BIIB)?

Read these with our analysis →

BIIB Healthcare Stock FAQ

Research dated 2026-09-12; the answers below are from that research, and the full attribution is under Sources. The last 3 questions are answered from this page's own dated data, not from the research.

How dependent is Biogen on Tysabri and its multiple sclerosis portfolio?

Multiple sclerosis products remain the largest disclosed commercial grouping, with Tysabri, fumarates and interferons all contributing meaningful revenue. Their durability therefore has an outsized influence on whether growth elsewhere changes Biogen’s overall trajectory.

Sources (as of 2026-09-12): Revenue by segment; Business description

What role does Spinraza play in Biogen’s business mix?

Spinraza gives Biogen a substantial spinal muscular atrophy franchise outside its multiple sclerosis base. It diversifies the disease exposure, but the disclosed mix still leaves multiple sclerosis as the dominant grouping.

Sources (as of 2026-09-12): Revenue by segment; Business description

Why did Biogen’s latest revenue rebound not produce stronger profit?

The income statement shows lower gross profit, higher selling and administrative expense, and weaker operating and net income despite increased revenue. Research expense eased, so the broader cost and gross-profit pattern prevented the sales improvement from flowing through cleanly.

Sources (as of 2026-09-12): Quarterly income statement (USD thousands); Reported versus estimated, last 8 quarters

What should investors watch in Biogen’s pipeline spending plan?

Management says the operating expense outlook includes investment in early-stage and late-stage pipeline programs. The practical test is whether that spending remains compatible with positive operating cash flow while the cash balance is lower and debt remains substantial.

Sources (as of 2026-09-12): Management outlook — dated call excerpts; Operating cash flow by quarter (USD millions); Cash, investments and debt; Cash and short-term investments over time (USD millions)

What is the BIIB stock price today?

The last price recorded on this page for Biogen Inc. (BIIB) is $219.88, as of the Oct 2, 2026 trading session (source: Financial Modeling Prep (FMP) · quote). It is a provider snapshot, not a live exchange feed, so check a brokerage quote before you trade.

What is the BIIB price target?

The analyst consensus price target for Biogen Inc. (BIIB) is $245.88 (range $175.00 to $300.00, median $246.50), per FMP data captured Oct 5, 2026. Targets are analyst opinions and change often; they are not a Stock Expert AI forecast.

When are BIIB's next earnings?

The next earnings date listed on this page for Biogen Inc. (BIIB) is Oct 29, 2026. Companies sometimes move report dates, so the company's own announcement is the final word on timing.

Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.

Research written by Codex (gpt-5.6-sol) on 2026-09-12. AI-authored analysis; source dates are shown with each answer. Editorial oversight is systemic, not page-by-page. Editorially accountable: Sedat ANAK, Founder and Editor-in-Chief.

Sources (as of 2026-09-12): Business description; Sector / industry (provider taxonomy); Revenue by segment; Annual revenue and net result (USD millions); Cash, investments and debt

Sources — records for every figure on this page (82 figures)

The 82 rows below are exactly the facts the evidence-backed sections of this page printed — the 10-second verdict, the MoonshotScore, price and market value, the five questions with their receipts, and the records behind this page. Known dates and sources are recorded on their own rows; an em dash or UNRECORDED tier preserves a stored observation without inventing either. The quarterly income statement is provider-standardized (FMP) under one row, and scale definitions — a 0-100 rating, the band ladder, the Piotroski 0–9 range — are fixed rather than measured. No number in those sections was generated by a model. The register does not cover quoted third-party headlines, the dated council readings, or the Frequently Asked Questions; each of those says where it came from where it stands.

"As of" is the date the value is true for where the source carries one — a quarter end, a filing date, a price close, the day the score was computed. A cached observation with no source date remains undated; the page publication date is not used as a substitute.

OFFICIAL — 2 facts from SEC filings and earnings calls

OFFICIAL facts used on this page
Fact IDFactValue as shownAs ofTierSource
prod.outlookManagement outlook — call excerptsRobin C. Kramer (Jul 29, 2026): We expect our core operating expenses in the second half of 2026 to be between $2.65 billion and $2.7 billion Our guidance also reflects updates associated with our investments in the early and late-stage pipeline.OFFICIALCompany earnings call, transcript via Financial Modeling Prep (FMP) — Selected verbatim statements from the latest available call, dated by the transcript provider. Management expectations, not completed milestones or guarantees. Relative dates retain the speaker's wording.
id.hqSEC filing business addressCambridge, MAOFFICIALSEC EDGAR filer business address — The SEC filer business address. Our market-data provider separately lists "225 Binney Street, Cambridge, MA, 02142, US".

FMP — 73 facts from Financial Modeling Prep endpoint families

FMP facts used on this page
Fact IDFactValue as shownAs ofTierSource
px.lastLatest provided price$219.88FMPFinancial Modeling Prep (FMP) · quote — Dated to the US trading session the price belongs to, derived from the quote record's timestamp (weekend and pre-open reads roll back to the previous weekday; exchange holidays are not modelled). The record does not establish an exchange execution time. Retrieved 2026-10-04T20:54:40.633Z.
px.changeChange on the day-1.32%FMPFinancial Modeling Prep (FMP) · quote
px.mcapMarket capitalisation$32.5BFMPFinancial Modeling Prep (FMP) · quote — Date unknown Market cap record date: 2026-10-02. FMP quote timestamp: 2026-10-02T20:00:01.000Z. Captured from FMP at 2026-10-04T20:54:39.019Z. No share-count basis is inferred; this page preserves the reported amount instead of recalculating it from shares.
px.change_absChange on the day, in dollars−$2.94FMPFinancial Modeling Prep (FMP) · quote
fin.q_revenueRevenue, Q2 FY2026$2.74BFMPFinancial Modeling Prep (FMP) · income statement (quarterly)
px.range5252-week range$138.00–$230.49FMPFinancial Modeling Prep (FMP) quote
px.pePrice / earnings (trailing)38.71FMPFinancial Modeling Prep (FMP) · quote
px.volumeShares traded on the day780.4KFMPFinancial Modeling Prep (FMP) · quote
px.betaBeta0.17FMPFinancial Modeling Prep (FMP) company profile
id.ceoChief executiveChristopher A. ViehbacherFMPFinancial Modeling Prep (FMP) key executives (proxy-derived) — Titles and pay come from the company's proxy statement as our provider parsed it.
id.employeesEmployees7,500FMPFinancial Modeling Prep (FMP) employee count, from the company's filing
fin.annualRevenue and net result by fiscal year5 fiscal years, FY2021 through FY2025: FY2021 revenue $10.98B, net result $1.56B; FY2022 revenue $10.17B, net result $3.05B; FY2023 revenue $9.84B, net result $1.16B; FY2024 revenue $9.68B, net result $1.63B; FY2025 revenue $9.81B, net result $1.29BFMPFinancial Modeling Prep (FMP), from the company's 10-K income statements
fin.rev_mixReported revenue segmentsFumarate $1.43B · SPINRAZA $1.55B · Interferon $945.60M · TYSABRI product $1.67B · MS Product Revenues $4.04BFMPFinancial Modeling Prep (FMP) revenue segmentation, from the company's 10-K
fin.gross_marginGross margin (trailing twelve months)67.7%FMPFinancial Modeling Prep (FMP) key-metrics-ttm + ratios-ttm — A ratio our provider could not compute is absent rather than shown as zero.
fin.q_table.depth.2026-06-30.revenue_kRevenue — period end 2026-06-30$2.74BPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2026-06-30.rd_kR&D — period end 2026-06-30$495.60MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2026-06-30.sga_kSG&A — period end 2026-06-30$709.70MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2026-06-30.operating_result_kFMP standardized operating result — period end 2026-06-30$318.10MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2026-03-31.revenue_kRevenue — period end 2026-03-31$2.48BPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2026-03-31.rd_kR&D — period end 2026-03-31$573.00MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2026-03-31.sga_kSG&A — period end 2026-03-31$607.30MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2026-03-31.operating_result_kFMP standardized operating result — period end 2026-03-31$397.40MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2025-12-31.revenue_kRevenue — period end 2025-12-31$2.28BPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2025-12-31.rd_kR&D — period end 2025-12-31$509.30MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2025-12-31.sga_kSG&A — period end 2025-12-31$683.00MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2025-12-31.operating_result_kFMP standardized operating result — period end 2025-12-31−$57.00MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2025-09-30.revenue_kRevenue — period end 2025-09-30$2.45BPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2025-09-30.rd_kR&D — period end 2025-09-30$369.60MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2025-09-30.sga_kSG&A — period end 2025-09-30$594.80MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
fin.q_table.depth.2025-09-30.operating_result_kFMP standardized operating result — period end 2025-09-30$613.80MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements — Quarterly statement note
earn.history.depth.2026-07-29.revenue_actualRevenue · reported — report date 2026-07-29$2.74BReport date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-07-29.revenue_estimatedRevenue · estimate — report date 2026-07-29$2.46BReport date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-07-29.eps_actualEPS · reported — report date 2026-07-29$3.6000Report date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-07-29.eps_estimatedEPS · estimate — report date 2026-07-29$2.9400Report date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-04-29.revenue_actualRevenue · reported — report date 2026-04-29$2.48BReport date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-04-29.revenue_estimatedRevenue · estimate — report date 2026-04-29$2.29BReport date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-04-29.eps_actualEPS · reported — report date 2026-04-29$3.5700Report date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-04-29.eps_estimatedEPS · estimate — report date 2026-04-29$3.0500Report date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-02-06.revenue_actualRevenue · reported — report date 2026-02-06$2.28BReport date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-02-06.revenue_estimatedRevenue · estimate — report date 2026-02-06$2.20BReport date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-02-06.eps_actualEPS · reported — report date 2026-02-06$1.9900Report date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2026-02-06.eps_estimatedEPS · estimate — report date 2026-02-06$1.6300Report date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2025-10-30.revenue_actualRevenue · reported — report date 2025-10-30$2.45BReport date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2025-10-30.revenue_estimatedRevenue · estimate — report date 2025-10-30$2.34BReport date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2025-10-30.eps_actualEPS · reported — report date 2025-10-30$4.8100Report date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
earn.history.depth.2025-10-30.eps_estimatedEPS · estimate — report date 2025-10-30$3.8800Report date · FMPFinancial Modeling Prep (FMP) earnings — Earnings-history note
fin.q_tableQuarterly income statement4 quarters through Q2 FY2026FMPFinancial Modeling Prep (FMP) · income statement (quarterly), as filed
fin.cash_investmentsCash and short-term investments$1.28BFMPFinancial Modeling Prep (FMP), from the company's balance sheet — Long-term investments are shown separately; their marketability is not established by the provider field. The cash and short-term investment balance does not establish unrestricted availability. Long-term investments are excluded and remain unclassified. Restrictions on cash and short-term investments require separate review.
fin.opcf_latestLatest-quarter operating cash flow$448.90MFMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Period end: 2026-06-30. Negative operating cash flow means cash used. This figure is not a cash-runway estimate.
fin.long_term_investmentsLong-term investments (classification unverified)$831.80MFMPFinancial Modeling Prep (FMP), from the company's balance sheet — Long-term investments are shown separately; their marketability is not established by the provider field. The cash and short-term investment balance does not establish unrestricted availability.
fin.total_debtTotal debt$8.36BFMPFinancial Modeling Prep (FMP), from the company's balance sheet — Long-term investments are shown separately; their marketability is not established by the provider field. The cash and short-term investment balance does not establish unrestricted availability.
fin.price_to_bookPrice to book value1.72×FMPFinancial Modeling Prep (FMP) key-metrics-ttm + ratios-ttm — A ratio our provider could not compute is absent rather than shown as zero.
fin.opcf.depth.2026-06-30.operating_cash_flow_mOperating cash flow — period end 2026-06-30$448.90MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Cash-flow note
fin.opcf.depth.2026-03-31.operating_cash_flow_mOperating cash flow — period end 2026-03-31$645.50MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Cash-flow note
fin.opcf.depth.2026-06-30.capex_mCapital expenditure (reported) — period end 2026-06-30$40.90MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Cash-flow note
fin.opcf.depth.2026-03-31.capex_mCapital expenditure (reported) — period end 2026-03-31$51.20MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Cash-flow note
fin.opcf.depth.2025-12-31.operating_cash_flow_mOperating cash flow — period end 2025-12-31$512.00MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Cash-flow note
fin.opcf.depth.2025-12-31.capex_mCapital expenditure (reported) — period end 2025-12-31$43.90MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Cash-flow note
fin.opcf.depth.2025-09-30.operating_cash_flow_mOperating cash flow — period end 2025-09-30$1.27BPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Cash-flow note
fin.opcf.depth.2025-09-30.capex_mCapital expenditure (reported) — period end 2025-09-30−$46.20MPeriod end · FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements — Cash-flow note
earn.pt_rangeAnalyst price target, low to high$175.00 – $300.00FMPFinancial Modeling Prep (FMP) · price-target consensus — Captured Oct 5, 2026 · Coverage not supplied
earn.pt_consensusConsensus analyst price target$245.88FMPFinancial Modeling Prep (FMP) · price-target consensus — Captured Oct 5, 2026 · Coverage not supplied
earn.pt_medianMedian analyst price target$246.50FMPFinancial Modeling Prep (FMP) · price-target consensus — Captured Oct 5, 2026 · Coverage not supplied
own.insidersInsider transactions via FMP17 transactions · 0 purchases, 2 sales, 15 other transactions · 11 identified insiders · of the newest 100 records, those within the last 180 days, newest dated Sep 1, 2026FMPFinancial Modeling Prep (FMP), carrying Form 4 transaction records — Purchases and sales use the reported transaction category. Other transactions include awards, exercises, gifts, withholding and unclassified activity; an acquisition or disposition alone is not a purchase or sale. These records do not establish intent.
own.institutions.depth.ownership_pctInstitutional ownership97.1%FMPFinancial Modeling Prep (FMP) institutional ownership summary, from 13F filings — 13F filings are quarterly and lag the quarter end by up to 45 days. Period end Jun 30, 2026
own.institutions.depth.ownership_pct_previous_quarterPrevious quarter · ownership91.7%FMPFinancial Modeling Prep (FMP) institutional ownership summary, from 13F filings — 13F filings are quarterly and lag the quarter end by up to 45 days. Prior to period end Jun 30, 2026
own.institutions.depth.holdersReporting holders1,101FMPFinancial Modeling Prep (FMP) institutional ownership summary, from 13F filings — 13F filings are quarterly and lag the quarter end by up to 45 days. Period end Jun 30, 2026
own.institutions.depth.holders_previous_quarterPrevious quarter · holders1,061FMPFinancial Modeling Prep (FMP) institutional ownership summary, from 13F filings — 13F filings are quarterly and lag the quarter end by up to 45 days. Prior to period end Jun 30, 2026
own.top_holders.depth.holder_0.sharesFmr LLC — shares in provider snapshot18,217,239FMPFinancial Modeling Prep (FMP) institutional holders, from 13F filings — Provider snapshot as of 2026-06-30; individual filing date not supplied.
own.top_holders.depth.holder_1.sharesBlackrock, INC. — shares in provider snapshot15,985,736FMPFinancial Modeling Prep (FMP) institutional holders, from 13F filings — Provider snapshot as of 2026-06-30; individual filing date not supplied.
own.top_holders.depth.holder_2.sharesPrimecap Management Co/Ca/ — shares in provider snapshot15,154,606FMPFinancial Modeling Prep (FMP) institutional holders, from 13F filings — Provider snapshot as of 2026-06-30; individual filing date not supplied.
own.top_holders.depth.holder_3.sharesVanguard Capital Management LLC — shares in provider snapshot9,651,117FMPFinancial Modeling Prep (FMP) institutional holders, from 13F filings — Provider snapshot as of 2026-06-30; individual filing date not supplied.
own.top_holders.depth.holder_4.sharesState Street Corp — shares in provider snapshot7,344,327FMPFinancial Modeling Prep (FMP) institutional holders, from 13F filings — Provider snapshot as of 2026-06-30; individual filing date not supplied.

UNRECORDED — 2 facts from stored observations whose source was not recorded

UNRECORDED facts used on this page
Fact IDFactValue as shownAs ofTierSource
earn.nextNext earnings dateOct 29, 2026UNRECORDEDStored earnings-calendar observation — Captured 2026-09-08
earn.historyReported versus estimated, recent quartersEPS beat 7 of 8UNRECORDEDStored earnings-history observation — Captured 2026-09-21 · Expired observation

COMPUTED — 3 facts from our arithmetic, formula restated

COMPUTED facts used on this page
Fact IDFactValue as shownAs ofTierSource
fin.mcap_to_cashMarket value per dollar of cash and short-term investments25.29×—COMPUTEDComputed on this page from the figures above — The market capitalisation printed on this page divided by cash and short-term investments of $1.28B at Jun 30, 2026. Long-term investments are excluded and remain unclassified. Restrictions on cash and short-term investments require separate review. Market cap record date: 2026-10-02. Balance-sheet reference date: 2026-06-30. The inputs do not establish a single common source date for this ratio.
earn.history.depth.2026-07-29.revenue_actual.comparisonLatest report · revenue vs estimateAbove estimateReport date · COMPUTEDComputed from Financial Modeling Prep (FMP) earnings — Earnings-history note — Method: compare reported revenue ($2.74B) with the recorded estimate ($2.46B) at displayed precision. Equal displayed values are in line. This compares reported results with recorded estimates, not investment returns.
earn.history.depth.2026-07-29.eps_actual.comparisonLatest report · EPS vs estimateAbove estimateReport date · COMPUTEDComputed from Financial Modeling Prep (FMP) earnings — Earnings-history note — Method: compare reported EPS ($3.6000) with the recorded estimate ($2.9400) at displayed precision. Equal displayed values are in line. This compares reported results with recorded estimates, not investment returns.

OURS — 2 facts from Stock Expert AI's own score and rank

OURS facts used on this page
Fact IDFactValue as shownAs ofTierSource
ours.moonshotMoonshotScore v267 of 100 · Strong · pillars 82 / 29 / 70 / 28 / 84OURSStock Expert AI MoonshotScore v2 engine
ours.moonshot_changeMoonshotScore movement67 (stored snapshot Oct 4, 2026) → 67 (current publication computed Oct 5, 2026) (0)OURSStock Expert AI current score publication and immutable score snapshots — The current score publication is not yet represented in the immutable snapshot archive.

Fact-family notes

  1. Quarterly statement note. Source series as of 2026-06-30. USD. The operating result is the FMP-standardized value supplied by FMP; it may differ from a filing’s GAAP loss from operations when the provider classifies separately presented items differently. It is not net income or cash flow. Applies to Fact IDs: fin.q_table.depth.2026-06-30.revenue_k, fin.q_table.depth.2026-06-30.rd_k, fin.q_table.depth.2026-06-30.sga_k, fin.q_table.depth.2026-06-30.operating_result_k, fin.q_table.depth.2026-03-31.revenue_k, fin.q_table.depth.2026-03-31.rd_k, fin.q_table.depth.2026-03-31.sga_k, fin.q_table.depth.2026-03-31.operating_result_k, fin.q_table.depth.2025-12-31.revenue_k, fin.q_table.depth.2025-12-31.rd_k, fin.q_table.depth.2025-12-31.sga_k, fin.q_table.depth.2025-12-31.operating_result_k, fin.q_table.depth.2025-09-30.revenue_k, fin.q_table.depth.2025-09-30.rd_k, fin.q_table.depth.2025-09-30.sga_k, fin.q_table.depth.2025-09-30.operating_result_k.
  2. Earnings-history note. Source series as of 2026-07-29. Dates are report dates, not fiscal period ends. Revenue is in USD; EPS is USD per share, rounded to four decimals. The earnings feed does not establish a basic, diluted or adjusted basis. Earnings-feed EPS may differ from statement EPS; the two series are not combined. Applies to Fact IDs: earn.history.depth.2026-07-29.revenue_actual, earn.history.depth.2026-07-29.revenue_estimated, earn.history.depth.2026-07-29.revenue_actual.comparison, earn.history.depth.2026-07-29.eps_actual.comparison, earn.history.depth.2026-07-29.eps_actual, earn.history.depth.2026-07-29.eps_estimated, earn.history.depth.2026-04-29.revenue_actual, earn.history.depth.2026-04-29.revenue_estimated, earn.history.depth.2026-04-29.eps_actual, earn.history.depth.2026-04-29.eps_estimated, earn.history.depth.2026-02-06.revenue_actual, earn.history.depth.2026-02-06.revenue_estimated, earn.history.depth.2026-02-06.eps_actual, earn.history.depth.2026-02-06.eps_estimated, earn.history.depth.2025-10-30.revenue_actual, earn.history.depth.2025-10-30.revenue_estimated, earn.history.depth.2025-10-30.eps_actual, earn.history.depth.2025-10-30.eps_estimated.
  3. Cash-flow note. Source series as of 2026-06-30. USD. Negative operating cash flow means cash used. Capital expenditure keeps the provider’s reported sign; it is not added here to estimate free cash flow or runway. Applies to Fact IDs: fin.opcf.depth.2026-06-30.operating_cash_flow_m, fin.opcf.depth.2026-03-31.operating_cash_flow_m, fin.opcf.depth.2026-06-30.capex_m, fin.opcf.depth.2026-03-31.capex_m, fin.opcf.depth.2025-12-31.operating_cash_flow_m, fin.opcf.depth.2025-12-31.capex_m, fin.opcf.depth.2025-09-30.operating_cash_flow_m, fin.opcf.depth.2025-09-30.capex_m.
Published
Research standards
Methodology · Editorial policy · Corrections

Sources used for research written 2026-09-12

Historical evidence preserved with this analysis. Current figures are listed separately above.

EvidenceCaptured valueSource dateSource typeSource
Business description
Biogen Inc. is a leading biotechnology firm dedicated to the discovery, development, production, and distribution of treatments for complex neurological and neurodegenerative conditions. Its established portfolio includes a range of medications addressing multiple sclerosis (MS), such as TECFIDERA, VUMERITY, AVONEX, PLEGRIDY, TYSABRI, and FAMPYRA. For spinal muscular atrophy (SMA), Biogen provides SPINRAZA, while FUMADERM is available for the treatment of plaque psoriasis. Among its other key offerings is ADUHELM, specifically developed for Alzheimer's disease. The company also markets a selection of biosimilar drugs, including BENEPALI (an etanercept biosimilar akin to ENBREL), IMRALDI (an adalimumab biosimilar comparable to HUMIRA), and FLIXABI (an infliximab biosimilar referencing REMICADE). Further extending its therapeutic reach, Biogen supplies RITUXAN, prescribed for conditions like non-Hodgkin's lymphoma, chronic lymphocytic leukemia (CLL), rheumatoid arthritis, certain types of ANCA-associated vasculitis, and pemphigus vulgaris. RITUXAN HYCELA targets non-Hodgkin's lymphoma and CLL, and GAZYVA is utilized for CLL and follicular lymphoma. OCREVUS addresses both relapsing and primary progressive forms of MS, complementing the company's broader efforts in anti-CD20 therapies. The company maintains a robust research and development pipeline, featuring numerous investigational therapies. These candidates are designed to tackle a wide spectrum of conditions, including multiple sclerosis and neuroimmunological disorders (e.g., BIIB135, BIIB061, BIIB091, BIIB107), Alzheimer's disease and other forms of dementia (e.g., Aducanumab, Lecanemab, BIIB076, BIIB080), neuromuscular disorders (e.g., BIIB067, BIIB078, BIIB105, BIIB100, BIIB110), Parkinson's disease and related movement disorders (e.g., BIIB124, BIIB094, BIIB118, BIIB101, BIIB122), neuropsychiatric conditions (e.g., BIIB125, BIIB104), immunology-related illnesses (e.g., Dapirolizumab pegol, BIIB059), acute neurological events (e.g., BIIB093, BIIB131), and neuropathic pain (e.g., BIIB074). Additionally, several biosimilar candidates, such as BYOOVIZ, BIIB800, and SB15, are progressing through various developmental stages. Biogen actively engages in strategic collaborations and licensing arrangements with various partners, including Acorda Therapeutics, Inc., Alkermes Pharma Ireland Limited, Denali Therapeutics Inc., Eisai Co., Ltd., Genentech, Inc., Neurimmune SubOne AG, Ionis Pharmaceuticals, Inc., Samsung Bioepis Co., Ltd., Sangamo Therapeutics, Inc., and Sage Therapeutics, Inc. Established in 1978, Biogen Inc. maintains its corporate headquarters in Cambridge, Massachusetts.
2026-09-12FMPFinancial Modeling Prep (FMP) company profile
Sector / industry (provider taxonomy)
Healthcare / Drug Manufacturers - General

The company's SEC filings classify it under SIC 2836 — Biological Products, (No Diagnostic Substances).

2026-09-12FMPFinancial Modeling Prep (FMP) company profile
Revenue by segment
Fumarate: $1.43B; SPINRAZA: $1.55B; Interferon: $945.60M; TYSABRI product: $1.67B; MS Product Revenues: $4.04B
2025-12-31FMPFinancial Modeling Prep (FMP) revenue segmentation, from the company's 10-K
Annual revenue and net result (USD millions)
Captured record · 5 entries
  • FY2025 — R&D: $1.95B, Revenue: $9.81B, Period end: 2025-12-31, Net result: $1.29B
  • FY2024 — R&D: $2.49B, Revenue: $9.68B, Period end: 2024-12-31, Net result: $1.63B
  • FY2023 — R&D: $2.70B, Revenue: $9.84B, Period end: 2023-12-31, Net result: $1.16B
  • FY2022 — R&D: $2.60B, Revenue: $10.17B, Period end: 2022-12-31, Net result: $3.05B
  • FY2021 — R&D: $3.40B, Revenue: $10.98B, Period end: 2021-12-31, Net result: $1.56B
2025-12-31FMPFinancial Modeling Prep (FMP), from the company's 10-K income statements
Cash, investments and debt
Total debt: $8.36B; Liquidity basis: cash and short-term investments; Total liabilities: $13.24B; Cash and short-term investments: $1.28B; Cash and investments: $2.12B; Long-term investments: $831.80M; Long-term investments classification: unclassified

Long-term investments are shown separately; their marketability is not established by the provider field. The cash and short-term investment balance does not establish unrestricted availability.

2026-06-30FMPFinancial Modeling Prep (FMP), from the company's balance sheet
Quarterly income statement (USD thousands)
Captured record · 8 entries
  • Quarter ended 2026-06-30 — EPS: $0.66 per share, R&D: $495.60M, SG&A: $709.70M, EPS basic: $0.66 per share, EPS basis: diluted, Revenue: $2.74B, EPS diluted: $0.66 per share, Net result: $97.50M, Gross profit: $1.56B, Operating result: $318.10M
  • Quarter ended 2026-03-31 — EPS: $2.15 per share, R&D: $573.00M, SG&A: $607.30M, EPS basic: $2.17 per share, EPS basis: diluted, Revenue: $2.48B, EPS diluted: $2.15 per share, Net result: $319.50M, Gross profit: $1.82B, Operating result: $397.40M
  • Quarter ended 2025-12-31 — EPS: -$0.33 per share, R&D: $509.30M, SG&A: $683.00M, EPS basic: -$0.33 per share, EPS basis: diluted, Revenue: $2.28B, EPS diluted: -$0.33 per share, Net result: -$48.41M, Gross profit: $1.78B, Operating result: -$57.00M
  • Quarter ended 2025-09-30 — EPS: $3.17 per share, R&D: $369.60M, SG&A: $594.80M, EPS basic: $3.18 per share, EPS basis: diluted, Revenue: $2.45B, EPS diluted: $3.17 per share, Net result: $466.50M, Gross profit: $1.58B, Operating result: $613.80M
  • Quarter ended 2025-06-30 — EPS: $4.35 per share, R&D: $529.90M, SG&A: $581.30M, EPS basic: $4.35 per share, EPS basis: diluted, Revenue: $2.65B, EPS diluted: $4.35 per share, Net result: $634.80M, Gross profit: $1.70B, Operating result: $588.10M
  • Quarter ended 2025-03-31 — EPS: $1.64 per share, R&D: $545.90M, SG&A: $574.60M, EPS basic: $1.65 per share, EPS basis: diluted, Revenue: $2.43B, EPS diluted: $1.64 per share, Net result: $240.50M, Gross profit: $1.85B, Operating result: $732.60M
  • Quarter ended 2024-12-31 — EPS: $1.83 per share, R&D: $683.50M, SG&A: $678.70M, EPS basic: $1.83 per share, EPS basis: diluted, Revenue: $2.45B, EPS diluted: $1.83 per share, Net result: $266.70M, Gross profit: $1.87B, Operating result: $509.00M
  • Quarter ended 2024-09-30 — EPS: $2.66 per share, R&D: $673.00M, SG&A: $576.90M, EPS basic: $2.67 per share, EPS basis: diluted, Revenue: $2.47B, EPS diluted: $2.66 per share, Net result: $388.50M, Gross profit: $1.83B, Operating result: $577.20M
2026-06-30FMPFinancial Modeling Prep (FMP), from the company's 10-Q and 10-K income statements
Reported versus estimated, last 8 quarters
Captured record · 8 entries
  • Reported 2026-07-29 — EPS actual: $3.6 per share, EPS estimated: $2.94 per share, Revenue actual: $2.74B, Revenue estimated: $2.46B
  • Reported 2026-04-29 — EPS actual: $3.57 per share, EPS estimated: $3.05 per share, Revenue actual: $2.48B, Revenue estimated: $2.29B
  • Reported 2026-02-06 — EPS actual: $1.99 per share, EPS estimated: $1.63 per share, Revenue actual: $2.28B, Revenue estimated: $2.20B
  • Reported 2025-10-30 — EPS actual: $4.81 per share, EPS estimated: $3.88 per share, Revenue actual: $2.45B, Revenue estimated: $2.34B
  • Reported 2025-07-31 — EPS actual: $5.47 per share, EPS estimated: $3.9 per share, Revenue actual: $2.65B, Revenue estimated: $2.33B
  • Reported 2025-05-01 — EPS actual: $3.02 per share, EPS estimated: $2.9 per share, Revenue actual: $2.43B, Revenue estimated: $2.23B
  • Reported 2025-02-12 — EPS actual: $3.44 per share, EPS estimated: $3.43 per share, Revenue actual: $2.45B, Revenue estimated: $2.41B
  • Reported 2024-10-30 — EPS actual: $4.08 per share, EPS estimated: $3.77 per share, Revenue actual: $2.47B, Revenue estimated: $2.43B
2026-07-29FMPFinancial Modeling Prep (FMP) earnings
Management outlook — dated call excerpts
Captured record · 1 entry
  • Call of 2026-07-29 — Quote: We expect our core operating expenses in the second half of 2026 to be between $2.65 billion and $2.7 billion Our guidance also reflects updates associated with our investments in the early and late-stage pipeline., Speaker: Robin C. Kramer

Selected verbatim statements from the latest available call, dated by the transcript provider. Management expectations, not completed milestones or guarantees. Relative dates retain the speaker's wording.

2026-07-29OFFICIALCompany earnings call, transcript via Financial Modeling Prep (FMP)
Operating cash flow by quarter (USD millions)
Captured record · 8 entries
  • Quarter ended 2026-06-30 — Capital expenditure: $40.90M, Operating cash flow: $448.90M
  • Quarter ended 2026-03-31 — Capital expenditure: $51.20M, Operating cash flow: $645.50M
  • Quarter ended 2025-12-31 — Capital expenditure: $43.90M, Operating cash flow: $512.00M
  • Quarter ended 2025-09-30 — Capital expenditure: -$46.20M, Operating cash flow: $1.27B
  • Quarter ended 2025-06-30 — Capital expenditure: -$16.60M, Operating cash flow: $160.90M
  • Quarter ended 2025-03-31 — Capital expenditure: -$47.10M, Operating cash flow: $259.30M
  • Quarter ended 2024-12-31 — Capital expenditure: -$66.30M, Operating cash flow: $760.90M
  • Quarter ended 2024-09-30 — Capital expenditure: -$130.00M, Operating cash flow: $935.60M
2026-06-30FMPFinancial Modeling Prep (FMP), from the company's 10-Q cash-flow statements
Trailing twelve-month ratio set
Quick ratio: 1.26; Current ratio: 1.87; Debt to equity: 0.44; Net margin: 8.4%; Gross margin: 67.7%; Operating margin: 12.8%; Return on assets: 2.6%; Return on equity: 4.5%

Price-based multiples captured at research time are not repeated here; the page shows each once, from current figures with their own dates. A ratio our provider could not compute is absent rather than shown as zero.

2026-09-12FMPFinancial Modeling Prep (FMP) key-metrics-ttm + ratios-ttm
Cash and investment components
Total basis: cash short and long-term investments; Total: $2.12B; Cash and short-term investments: $1.28B; Long-term investments: $831.80M; Long-term investments classification: unclassified

Sums the balance sheet's cash and short-term investments with its long-term investments.; The long-term investment field does not establish marketability; the sum is not a measure of available liquidity.; These provider fields do not establish investment access restrictions or explain differences from third-party cash figures.

2026-06-30COMPUTEDComputed from the balance sheet
Cash and short-term investments over time (USD millions)
Captured record · 8 entries
  • 2026-06-30 — Amount: $1.28B, Cash basis: cash and short-term investments
  • 2026-03-31 — Amount: $4.28B, Cash basis: cash and short-term investments
  • 2025-12-31 — Amount: $3.82B, Cash basis: cash and short-term investments
  • 2025-09-30 — Amount: $3.96B, Cash basis: cash and short-term investments
  • 2025-06-30 — Amount: $2.76B, Cash basis: cash and short-term investments
  • 2025-03-31 — Amount: $2.60B, Cash basis: cash and short-term investments
  • 2024-12-31 — Amount: $2.38B, Cash basis: cash and short-term investments
  • 2024-09-30 — Amount: $1.70B, Cash basis: cash and short-term investments
2026-06-30FMPFinancial Modeling Prep (FMP), from the company's quarterly balance sheets
Cash decline over the reported window
To: 2026-06-30; From: 2024-09-30; Periods: 7; Cash basis: cash and short-term investments; Closing balance: $1.28B; Decline: $414.20M; Opening balance: $1.70B; Average change per period: $59.20M

Change in cash, cash equivalents and short-term investments between the 2024-09-30 and 2026-06-30 balance sheets.; This is a balance change, not operating burn: financing and investing move it too.; Averaged over 7 reporting periods of unequal length.

2026-06-30COMPUTEDComputed from reported balances
Cash against market value
As of: 2026-06-30; Cash basis: cash and short-term investments; Net cash: -$7.07B; Total debt: $8.36B; Cash and investments: $1.28B

Price-based multiples captured at research time are not repeated here; the page shows each once, from current figures with their own dates. Cash is the latest reported cash and short-term investment balance; long-term investments are excluded. Market capitalization is the latest provider value.; The reported balance does not establish unrestricted availability or liquidation value.; The two are measured on different dates — the balance sheet is a quarter-end, the market cap is a recent close.; Debt is total debt as reported, including operating lease liabilities where the filer includes them.

2026-06-30COMPUTEDComputed from the balance sheet and the latest market capitalization
Distress and quality screens
Altman Z-score: 2.92; Piotroski F-score: 4

Altman Z below 1.8 is the conventional distress zone. The screen is built for manufacturers and industrials; for banks, insurers and property companies it is not a meaningful reading.

2026-09-12FMPFinancial Modeling Prep (FMP) financial scores
Next earnings report
Date: 2026-10-29; EPS estimate: $2.03 per share; Revenue estimate: $2.64B

The date is our provider's estimate until the company confirms it.

2026-09-12FMPFinancial Modeling Prep (FMP) earnings calendar
Analyst revenue and earnings estimates (average)
Captured record · 4 entries
  • FY2027 — EPS average: $16.55 per share, Revenue average: $10.67B, Revenue low: $9.92B, Revenue high: $11.19B, Analysts (revenue): 26
  • FY2028 — EPS average: $18.68 per share, Revenue average: $10.98B, Revenue low: $10.09B, Revenue high: $11.65B, Analysts (revenue): 25
  • FY2029 — EPS average: $20.51 per share, Revenue average: $11.16B, Revenue low: $10.57B, Revenue high: $11.55B, Analysts (revenue): 12
  • FY2030 — EPS average: $20.52 per share, Revenue average: $11.38B, Revenue low: $10.79B, Revenue high: $11.78B, Analysts (revenue): 12
2026-09-12FMPFinancial Modeling Prep (FMP) analyst estimates
Recent SEC filings2026-07-29OFFICIALSEC EDGAR filer submissions
Data Sources & Methodology
Figures come from Financial Modeling Prep (FMP). If FMP has no figure for a ticker, a price or fundamental may come from a Yahoo Finance fallback, or a price from an Alpaca fallback. SEC EDGAR is used only for filing links and company identity details (legal name, address), never for figures. AI analysis by Stock Expert AI proprietary algorithms. Technical indicators via industry-standard calculations. Last updated: .
Data Provenance
Sources: Financial Modeling Prep (FMP) — Primary · Yahoo Finance — Fallback · Alpaca — Tertiary
Last fetched:
Cache TTL: Quote 5min · Profile 7d · Financials 7d · Insider 48h
How we use AI: Numbers are pulled directly from FMP & Yahoo Finance — our AI writes the analysis, it never edits the figures.
Data provided as-is for educational purposes. Not financial advice. Methodology

Data provided for informational purposes only.

ETFs that hold BIIB

Funds in our ETF coverage that list BIIB among the top 10 holdings on their fund page, largest weight first. Each weight is the fund's reported holding weight as of the date in its row.

ETFWeightHoldings as of
iShares Neuroscience and Healthcare ETF (IBRN)4.36%
The Free Markets ETF (FMKT)3.40%