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Net Assets for Biogen (BIIB)

According to Biogen's latest reported financial statements, the company's latest reported net assets is $18.26B USD. Net assets — also called stockholders' equity — equal total assets minus total liabilities. They represent the residual claim of shareholders on the company's assets and roughly track book value over time.

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

Biogen Inc. logo
Biogen

BIIB

Latest period

$18.26B

YoY change

+9.2%

5Y CAGR

+11.3%

Peak year (2025)

$18.26B

Latest annual

$18.26B

Net Assets history chart for Biogen (BIIB) from 1985 to 2025

Net Assets history table for Biogen (BIIB) from 1985 to 2025

Fiscal yearPeriod endedReportedNet AssetsYoY
2025$18.26B+9.2%
2024$16.72B+13.0%
2023$14.80B+10.5%
2022$13.40B+23.0%
2021$10.90B+1.8%
2020$10.70B-19.8%
2019$13.34B+2.3%
2018$13.04B+3.4%
2017$12.61B+3.9%
2016$12.14B+29.5%
2015$9.37B-13.3%
2014$10.81B+25.4%
2013$8.62B+23.8%
2012$6.96B+8.3%
2011$6.43B+19.1%
2010$5.40B-13.3%
2009$6.22B+7.2%
2008$5.81B+4.9%
2007$5.53B-22.6%
2006$7.15B+3.5%
2005$6.91B+1.2%
2004$6.83B-3.2%
2003$7.05B+342.1%
2002$1.60B+18.3%
2001$1.35B+21.9%
2000$1.11B+13.0%
1999$979.53M+36.3%
1998$718.61M+34.0%
1997$536.29M+10.7%
1996$484.37M+26.5%
1995$382.98M+16.1%
1994$329.93M+1.5%
1993$325.20M+14.1%
1992$285.00M+19.2%
1991$239.00M+64.0%
1990$145.70M+4.7%
1989$139.20M+104.7%
1988$68.00M+0.1%
1987$67.90M-24.0%
1986$89.30M+19.2%
1985$74.90M

Net Assets values are taken from Biogen's reported balance sheets (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

Analysis

As of the 2025 fiscal year, Biogen (BIIB) reported net assets of $18.26B – grew 9.2% year-over-year.

Biogen net assets compound annual growth for the 2020–2025 (5 years) window is +11.3%, sustaining 5 straight years of year-over-year growth.

The highest annual net assets of $18.26B was reported in 2025. The lowest in the available history was $67.90M in 1987.

Within Healthcare, Biogen (BIIB) ranks 7th among 8 peers we track. The peer median for net assets is $50.64B.

Biogen Net Assets by Year

Biogen Net Assets 2025: $18.26B

Biogen net assets in 2025 was $18.26B, grew 9.2% from 2024. This figure represents the highest annual value in the available history.

Biogen Net Assets 2024: $16.72B

Biogen net assets in 2024 was $16.72B, grew 13.0% from 2023.

Biogen Net Assets 2023: $14.80B

Biogen net assets in 2023 was $14.80B, grew 10.5% from 2022.

Biogen Net Assets 2022: $13.40B

Biogen net assets in 2022 was $13.40B, grew 23.0% from 2021.

Biogen Net Assets 2021: $10.90B

Biogen net assets in 2021 was $10.90B.

See more financial history for Biogen (BIIB).

Sector peers — Net Assets

Companies in the same sector as Biogen, ranked by their latest net assets.

CompanyNet AssetsSector
Novo Nordisk A/S (NVO)$194.05BHealthcare
UnitedHealth Group Incorporated (UNH)$94.11BHealthcare
Johnson & Johnson (JNJ)$81.54BHealthcare
Merck & Co., Inc. (MRK)$52.61BHealthcare
AstraZeneca PLC (AZN)$48.67BHealthcare
Eli Lilly and Company (LLY)$26.54BHealthcare
Amgen Inc. (AMGN)$8.66BHealthcare
AbbVie Inc. (ABBV)-$3.27BHealthcare

Frequently asked questions

What is Biogen's net assets?

Latest reported net assets for Biogen (BIIB) is $18.26B (period ending December 31, 2025).

How has Biogen net assets changed year-over-year?

Biogen (BIIB) net assets changed +9.2% year-over-year on the latest annual filing.

What is the long-term growth rate of Biogen net assets?

Biogen (BIIB) net assets compound annual growth rate is +11.3% over the most recent 5 years available.

When did Biogen net assets hit its highest annual value?

Biogen net assets reached its highest annual value of $18.26B in 2025.

What was Biogen net assets in 2024?

Biogen (BIIB) net assets in 2024 was $16.72B.

What was Biogen net assets in 2025?

Biogen (BIIB) net assets in 2025 was $18.26B.

Metrics overview

Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.