BIIBBiogen

$225.73+57% 1Y

Price

+57%1Y

End-of-day closes, not the intraday tick.

A mixed picture: the questions disagree

Quality mixed, nothing alarming, price roughly fair, growth fading, the market undecided.

RyuScore 64 of 100: see how it is built
What they do

Biogen is a global biopharmaceutical company focused on discovering, developing and delivering innovative therapies for people living with serious and complex diseases. We have a broad portfolio of medicines to treat MS, have introduced the first approved treatment for SMA, co-developed treatments to address a defining pathology of Alzheimer’s disease and launched the first approved treatment to target a genetic cause of ALS.

In the company’s own words · 10-K filed Feb 6, 2026 · SEC EDGAR

P/E24.3
Market value$29.02B
1 year+57%
5 years-25%

Charts

As reported to the SEC, without any scoring.

Biogen (BIIB) reported revenue of $2.48B in Q1 2026 (quarter ended Mar 31, 2026), up 1.9% from the same quarter a year earlier. That came with a gross margin of 73% and net income of $320M (13% of revenue). For the full year FY2025, revenue was $9.89B (+2.2% year on year) and net income $1.29B. Its largest product in Jun 2026 was Royalty Attributed To OCREVUS at $381M, 13% of the disclosed total, just ahead of Rare Disease Product at 10.0%. The next results filing is expected around Oct 29, 2026, the same week as a year ago.

What the company said

The company's own words from its current reports to the SEC, newest first

  1. Jul 29, 2026Cambridge, Mass. – July 29, 2026.Earnings release · press release
  2. May 14, 2026CVR Agreement As previously disclosed, on March 31, 2026, Biogen Inc., a Delaware corporation (“Biogen”), entered into an Agreement and Plan of Merger (the “Merger Agreement”) with Apellis Pharmaceuticals, Inc., a Delaware corporation (“Apellis”), and Aspen Purchaser Sub, Inc., a Delaware corporation and a wholly …Material agreement entered · Form 8-K
  3. Mar 31, 2026Agreement and Plan of Merger On March 31, 2026, Biogen Inc., a Delaware corporation (“Biogen”), entered into an Agreement and Plan of Merger (the “Merger Agreement”) with Apellis Pharmaceuticals, Inc., a Delaware corporation (“Apellis”), and Aspen Purchaser Sub, Inc., a Delaware corporation and a wholly owned …Material agreement entered · Form 8-K

Quoted from SEC EDGAR filings. A current report is filed within four business days of the event it describes.

Business segments

Jun 2026 · $2.95B

The company’s own SEC segment disclosure.

  • Royalty Attributed To OCREVUS$381.4M13%
  • Rare Disease Product$294.9M10%
  • Tysabri Product$270.5M9%
  • Product And Service Other$242.4M8%
  • Contract Manufacturing And Other$232.4M8%
  • Fumarate$204.4M7%
  • Other (18)$1.33B45%

Why these answers

Each answer with the checks it was read from. Open one for the numbers.

18/19 checks · as of Oct 9, 2026

Conflicts between checks are named, never averaged, and thin data says so.