Company Analysis

Biogen Inc. (BIIB)

Nasdaq: BIIB · Biological Products, (No Diagnostic Substances) · Cambridge, MA · filing with the SEC since 1996
Grade5.9
◀ Past 6.4● Present 6.7▶ Future 4.4

The grade of Biogen Inc.

Nine metrics read from its own filings, by tense
Headline grade
5.9/10
◀ Past6.430% of the headline
● Present6.740% of the headline
▶ Future4.430% of the headline

All three tenses have at least two readings, so the archetype blend applies as printed.

All nine metrics read as filed from the record.

◀ Past

What did they actually do?

6.4/1030% of the headline grade · 3 of 3 filed

Surviving crises

as filed
8.0/10

Has it survived what it has been through?

No warning events in its filings since 2017.

weight 33% of this tense · 80th percentile among 159 sector filers · read for itself

From the record

Biogen Inc.'s filings since 2017 show no warning events in the scan: no bankruptcy or receivership notice, no debt default notice, no exchange listing notice, no restatement warning, no auditor change, no material cyber incident and no late-report notice (its current reports).

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Track record

as filed
5.6/10

What has it actually done, year after year?

-1.6% a year over 10 filed years; profitable in 10 of 10.

weight 45% of this tense · 56th percentile among 102 sector filers · read for its customers

From the record

Biogen Inc.'s 10 filed years say what it did: revenue went from $11 billion in fiscal 2016 to $9.9 billion in fiscal 2025, down 1.6% a year; it rose in 4 of 9 years; the deepest fall was 33% from fiscal 2019 to fiscal 2024; net income was positive in 10 of 10 of those years (its annual reports).

What it rests on

  • revenue growth over the filed span-1.6%bottom 24% of its family
  • the share of years revenue rosebottom 31% of its family
  • the share of filed years with a profittop 2% of its family
  • the deepest fall from a revenue peak32.7%top 28% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Shareholder treatment

as filed
5.7/10

How has it treated the people who own it?

Share count grew 0.3% a year. 0% of cash flow returned. Insiders: 4 sales, 1 purchases.

weight 22% of this tense · 57th percentile among 21 sector filers · read for its shareholders

From the record

Over the 3 fiscal years to 2025-12-31, Biogen Inc.'s diluted share count grew about 0.3% a year, and dividends and buybacks returned about 0% of its operating cash flow over 3 years (its filed statements). Its officers and directors filed 4 sales (4 under scheduled 10b5-1 plans) and 1 purchase of their own stock on the open market in the year to 2026-11-02, buying about $1 thousand (their Form 4 filings).

What it rests on

  • the share count over the yearstop 11% of its family
  • cash returned against operating cash flowbottom 24% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

● Present

What are they doing right now?

6.7/1040% of the headline grade · 3 of 3 filed

Financial health

as filed
7.2/10

Is it financially healthy right now?

ROE 7%: 7¢ of profit per shareholder dollar. Leverage 38%: owes 38¢ per asset dollar.

weight 45% of this tense · 72nd percentile among 147 sector filers · read for itself

From the record

Return on equity: in the fiscal year ended 2025-12-31, Biogen Inc. earned about 7 cents of profit for every dollar of shareholders' money, and gross profitability: its products earned about 25 cents per dollar of everything the company owns (revenue less the cost of revenue). Leverage: it owed about 38 cents per dollar of assets, and net share issuance: its share count grew 0.8% over the year (the filed statements).

What it rests on

  • what it owes per dollar of assetstop 50% of its family
  • return on equitytop 12% of its family
  • gross profit against assetstop 39% of its family
  • the share count against the year beforetop 10% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Industry position

as filed
7.3/10

How strong is its position in its industry?

top 27% of 102 in its family; net margin 13.1%.

weight 33% of this tense · 73rd percentile among 102 sector filers · read for its customers

From the record

Biogen Inc.'s standing among 102 graded names in its industry family: revenue of $9.9 billion in fiscal 2025 ranks in the top 2% by size; a net margin of 13.1% ranks in the top 17%; revenue growth of -0.9% a year over the last 3 filed years ranks in the bottom 38% (its annual reports).

What it rests on

  • revenue against the family$9.89Btop 2% of its family
  • net margin13.1%top 17% of its family
  • three-year revenue growth-0.9%bottom 38% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Leadership

as filed
5.0/10

What are the people in charge doing?

bottom 50% of 110 in its family for leadership; chief executive since 2022.

weight 22% of this tense · 50th percentile among 110 sector filers · read for its shareholders

From the record

Biogen Inc.'s leadership, from its insiders' filings and its current reports: the chief executive on the record is Viehbacher, Christopher (President and CEO, as filed), filing under that title since 2022-11-21, 4 years (bottom 41% of its family); the 20 officers and directors filing in the last fifteen months have been on the record a median of 4.4 years (bottom 27%); 5 officer or director changes were reported on Form 8-K since 2023-11-13, against the 20 people in charge now (top 19%; fewer changes for each person reads higher) (the Form 4 record, its Form 8-K reports). Years count from a person's first filing in the SEC's data sets, which begin in 2006, so each is a floor.

What it rests on

  • officer and director changes on Form 8-K, against the people in charge5 in three years among 20 peopletop 19% of its family
  • the median years the people in charge have filed4.4 yearsbottom 27% of its family
  • the chief executive's years on the record4.0 yearsbottom 41% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

▶ Future

What are they set up to do next?

4.4/1030% of the headline grade · 3 of 3 filed

Room to expand

as filed
4.1/10

How much room does it have to grow?

bottom 41% of 92 in its family for room to expand.

weight 45% of this tense · 41st percentile among 92 sector filers · read for itself

From the record

Biogen Inc.'s room to grow, from the newest filed statements (fiscal 2025): cash of $3.0 billion against debt of $6.3 billion leaves -11.1% of its assets as net cash, bottom 6% of its family; cash from operations less capital spending is 20.7% of revenue (top 12%); a gross margin of 75.7% (top 41%); research spending of 18% of revenue (bottom 13%) (its annual report).

What it rests on

  • cash less debt against assets-11.1%bottom 6% of its family
  • cash from operations less capital spending against revenue20.7%top 12% of its family
  • gross margin75.7%top 41% of its family
  • research spending against revenue18.0%bottom 13% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Growth drivers

as filed
5.2/10

What could actually drive growth from here?

top 48% of 100 in its family for growth drivers.

weight 33% of this tense · 52nd percentile among 100 sector filers · read for its customers

From the record

Biogen Inc.'s growth drivers, from the filed years to fiscal 2025: revenue grew -0.9% a year over the last three filed years against -1.6% over all 10, speeding up (top 27% of its family); the newest year grew 2.2% (bottom 37%); research spending grew -7.3% a year (bottom 32%); capital spending grew -13.8% a year (top 35%) (its annual reports). Biogen Inc. reported 12 product lines in fiscal 2025: SPINRAZA at $1.5 billion (16%), Fumarate at $1.4 billion (14%), Royalty Attributed to OCREVUS at $1.4 billion (14%), and 9 more; 5 of 12 grew against the year before (its annual report).

What it rests on

  • three-year growth against the whole span+0.7 points a yeartop 27% of its family
  • the newest year's revenue growth2.2%bottom 37% of its family
  • three-year growth of research spending-7.3%bottom 32% of its family
  • three-year growth of capital spending-13.8%top 35% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Expectations vs reality

as filed
3.6/10

Did its newest year beat what its own record pointed to?

bottom 36% of 72 in its family for expectations against reality.

weight 22% of this tense · 36th percentile among 72 sector filers · read for its shareholders

From the record

Biogen Inc.'s newest year against its own record: revenue of $9.9 billion in fiscal 2025 came in 4.8% above the $9.4 billion its prior three years' pace pointed to (top 47% of its family); net income of $1.3 billion against a prior three-year average of $1.9 billion (bottom 25%); a net margin of 13.1% against 19.5% before (bottom 31%) (its annual reports).

What it rests on

  • revenue against the prior three years' pace4.8%top 47% of its family
  • net income against the prior three years' average-34%bottom 25% of its family
  • net margin against its prior average-6.5 pointsbottom 31% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

The grade is the company against its own industry, from its filings. It is not a view on the share price. How the grade is made

SI Assistanton BIIB · research, not advice