Biogen Inc Net Asset Quality Index
Biogen Inc net asset quality index. Biogen Inc (BIIB) has a Net Asset Quality Index of 58.7% as of June 2026. This metric measures the proportion of total assets financed by shareholders' equity — total assets of $32.09 Billion minus total liabilities of $13.24 Billion yields net assets of $18.85 Billion. A higher index indicates a stronger, lower-leverage balance sheet. See Biogen Inc net assets for net asset value and shareholders' equity analysis.
Quality Index
Net Assets
Total Assets
Total Liabilities
Net Asset Quality Index of Biogen Inc (1985–2025)
Net asset quality index of Biogen Inc from 1985 to 2025. This chart shows how Biogen Inc's Net Asset Quality Index has evolved across 41 annual periods from 1985 to 2025. As of June 2026, the index stands at 58.7%, representing net assets of $18.85 Billion against total assets of $32.09 Billion USD. Check BIIB strategic asset allocation to assess the company's strategic physical and investment asset allocation.
Biogen Inc Net Asset Quality Index by Year (1985–2025)
Biogen Inc net asset quality index by year from 1985 to 2025. The table below presents the year-by-year Net Asset Quality Index for Biogen Inc from 1985 to 2025, covering 41 annual filings. Each row shows total assets, total liabilities, net assets, the quality index percentage, and the change in percentage points compared to the prior year. For live market cap and overall valuation, see Biogen Inc market cap and net worth.
| Year | Quality Index | Net Assets (USD) | Total Assets | Total Liabilities | Change (pp) |
|---|---|---|---|---|---|
| 2025 | 62.0% | $18.26 Billion | $29.44 Billion | $11.18 Billion | ▲ +2.4 pp |
| 2024 | 59.6% | $16.72 Billion | $28.05 Billion | $11.33 Billion | ▲ +4.5 pp |
| 2023 | 55.1% | $14.80 Billion | $26.84 Billion | $12.05 Billion | ▲ +0.6 pp |
| 2022 | 54.5% | $13.39 Billion | $24.55 Billion | $11.17 Billion | ▲ +8.6 pp |
| 2021 | 45.9% | $10.96 Billion | $23.88 Billion | $12.92 Billion | ▲ +2.5 pp |
| 2020 | 43.4% | $10.69 Billion | $24.62 Billion | $13.93 Billion | ▼ -5.6 pp |
| 2019 | 49.0% | $13.34 Billion | $27.23 Billion | $13.90 Billion | ▼ -2.6 pp |
| 2018 | 51.5% | $13.03 Billion | $25.29 Billion | $12.26 Billion | ▼ -1.7 pp |
| 2017 | 53.3% | $12.60 Billion | $23.65 Billion | $11.05 Billion | ▲ +0.2 pp |
| 2016 | 53.0% | $12.13 Billion | $22.88 Billion | $10.75 Billion | ▲ +5.0 pp |
| 2015 | 48.1% | $9.37 Billion | $19.50 Billion | $10.13 Billion | ▼ -27.5 pp |
| 2014 | 75.5% | $10.81 Billion | $14.32 Billion | $3.50 Billion | ▲ +2.9 pp |
| 2013 | 72.7% | $8.62 Billion | $11.86 Billion | $3.24 Billion | ▲ +3.9 pp |
| 2012 | 68.7% | $6.96 Billion | $10.13 Billion | $3.17 Billion | ▼ -2.3 pp |
| 2011 | 71.0% | $6.43 Billion | $9.05 Billion | $2.62 Billion | ▲ +3.7 pp |
| 2010 | 67.3% | $5.45 Billion | $8.09 Billion | $2.64 Billion | ▼ -5.9 pp |
| 2009 | 73.2% | $6.26 Billion | $8.55 Billion | $2.29 Billion | ▲ +4.7 pp |
| 2008 | 68.5% | $5.81 Billion | $8.48 Billion | $2.67 Billion | ▲ +4.3 pp |
| 2007 | 64.1% | $5.53 Billion | $8.63 Billion | $3.09 Billion | ▼ -19.5 pp |
| 2006 | 83.6% | $7.15 Billion | $8.55 Billion | $1.40 Billion | ▲ +1.1 pp |
| 2005 | 82.5% | $6.91 Billion | $8.37 Billion | $1.46 Billion | ▲ +8.1 pp |
| 2004 | 74.5% | $6.83 Billion | $9.17 Billion | $2.34 Billion | ▲ +0.3 pp |
| 2003 | 74.2% | $7.05 Billion | $9.50 Billion | $2.45 Billion | ▼ -5.3 pp |
| 2002 | 79.5% | $1.60 Billion | $2.01 Billion | $411.57 Million | ▲ +1.1 pp |
| 2001 | 78.4% | $1.35 Billion | $1.72 Billion | $372.21 Million | ▲ +1.1 pp |
| 2000 | 77.3% | $1.11 Billion | $1.43 Billion | $325.45 Million | ▲ +0.6 pp |
| 1999 | 76.6% | $979.53 Million | $1.28 Billion | $298.44 Million | ▼ -1.1 pp |
| 1998 | 77.7% | $718.61 Million | $924.72 Million | $206.10 Million | ▲ +11.8 pp |
| 1997 | 65.9% | $536.29 Million | $813.83 Million | $277.53 Million | ▼ -10.4 pp |
| 1996 | 76.3% | $484.37 Million | $634.57 Million | $150.20 Million | ▼ -5.3 pp |
| 1995 | 81.6% | $382.98 Million | $469.20 Million | $86.22 Million | ▼ -5.7 pp |
| 1994 | 87.3% | $329.93 Million | $377.86 Million | $47.93 Million | ▼ -3.8 pp |
| 1993 | 91.1% | $325.20 Million | $357.00 Million | $31.80 Million | ▼ -0.5 pp |
| 1992 | 91.6% | $285.00 Million | $311.20 Million | $26.20 Million | ▼ -2.8 pp |
| 1991 | 94.4% | $239.00 Million | $253.10 Million | $14.10 Million | ▲ +2.5 pp |
| 1990 | 91.9% | $145.70 Million | $158.50 Million | $12.80 Million | ▼ -3.9 pp |
| 1989 | 95.9% | $139.20 Million | $145.20 Million | $6.00 Million | ▲ +11.8 pp |
| 1988 | 84.1% | $68.00 Million | $80.90 Million | $12.90 Million | ▼ -0.1 pp |
| 1987 | 84.1% | $67.90 Million | $80.70 Million | $12.80 Million | ▼ -4.4 pp |
| 1986 | 88.5% | $89.30 Million | $100.90 Million | $11.60 Million | ▲ +1.2 pp |
| 1985 | 87.3% | $74.90 Million | $85.80 Million | $10.90 Million | — |