BIIBBiogen

$221.12

The financials

Biogen by the numbers

Biogen (BIIB) reported revenue of $2.48B in Q1 2026 (quarter ended March 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 2026-Q1 was Royalty Attributed To OCREVUS at $317M, 13% of the disclosed total, just ahead of Product And Service Other at 10%.

Biogen income statement, Q1 2026 against the same quarter a year earlier
Income statementQ1 2026Q1 2025Change
Revenue$2.48B$2.43B+1.9%
Gross profit$1.82B$1.80B+0.8%
Operating income$378M$311M+21%
Net income$320M$241M+33%
Diluted EPS$2.15$1.64+31%
Revenue by product, 2026-Q1, as reported to the SEC
ProductRevenueShare
Royalty Attributed To OCREVUS$317M13%
Product And Service Other$247M10%
Tysabri Product$242M10%
Contract Manufacturing And Other$237M10%
Rare Disease Product$225M9.5%
Fumarate$185M7.8%
VUMERITY$153M6.5%
SPINRAZA$142M6.0%
Interferon$133M5.6%
AVONEX$109M4.6%
SKYCLARYS$72M3.0%
Alzheimers Collaboration$60M2.5%
LEQEMBI Collaboration$60M2.5%
Other Products$55M2.3%
ZURZUVAE$55M2.3%
TECFIDERA$31M1.3%
PLEGRIDY$24M1.0%
QALSODY$11M0.4%
Royalty$9.7M0.4%

Business Segments

Revenue split by product segment, from SEC XBRL filings.

Latest period: Q1 2026Total $2.37B (-1.3%)
ZURZUVAE grew +100% year on yearTOFIDENCE -100% year on year
  • Royalty Attributed To OCREVUS$317.2MQoQ -18%year on year +9.8%
  • Product And Service Other$246.9MQoQ +63%year on year -16%
  • Tysabri Product$241.8MQoQ -2.3%year on year +20%
  • Contract Manufacturing And Other$237.2MQoQ +68%year on year -16%
  • Rare Disease Product$224.5MQoQ -4.5%year on year -2.8%
  • Fumarate$184.8MQoQ -21%year on year +18%
  • VUMERITY$153.4MQoQ -19%year on year +31%
  • SPINRAZA$142.2MQoQ -7.2%year on year -7.9%
  • Interferon$132.8MQoQ -18%year on year +0.08%
  • AVONEX$108.5MQoQ -19%year on year -0.09%
  • SKYCLARYS$71.8MQoQ -3.8%year on year +3.9%
  • Alzheimers Collaboration$59.5MQoQ +39%year on year +80%
  • LEQEMBI Collaboration$59.5MQoQ +39%year on year +80%
  • Other Products$55.3MQoQ 0.00%year on year +97%
  • ZURZUVAE$55.3MQoQ 0.00%year on year +100%
  • TECFIDERA$31.4MQoQ -30%year on year -21%
  • PLEGRIDY$24.3MQoQ -13%year on year +0.83%
  • QALSODY$10.5MQoQ +44%year on year +40%
  • Royalty$9.7MQoQ 0.00%year on year -12%
  • BENEPALI$0.00QoQ -year on year -
  • BYOOVIZ$0.00QoQ -100%year on year -100%
  • Biosimilars$0.00QoQ -100%year on year -100%
  • FAMPYRA$0.00QoQ -year on year -
  • FLIXABI$0.00QoQ -year on year -
  • FUMADERM And ADUHELM$0.00QoQ -year on year -100%
  • IMRALDI$0.00QoQ -year on year -
  • TOFIDENCE$0.00QoQ -year on year -100%
Segment sum = 96% of reported consolidated revenue · Latest source: 10-Q filed 2026-04-29, SEC EDGAR