BIIB

Biogen
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BIIB

Arincen57/100B

Biogen total debt 1985–2026

Biogen's total debt was 7.80B USD on 30 September 2026, up 18.4% on a year before. At the end of fiscal year 2025 it was 6.95B USD.

Last updated 9 Nov 2026 · Next report 5 Feb 2027

Total debt

Growth

Fiscal yearPeriod endingTotal debtGrowthCash and short-term investmentsNet cashDebt to equity
Latest quarter30 Sept 20267.80B+18.38%1.30B-6.50B0.41
FY202531 Dec 20256.95B+4.79%3.82B-3.13B0.38
FY202431 Dec 20246.63B-9.65%2.38B-4.26B0.40
FY202331 Dec 20237.34B+10.95%1.05B-6.29B0.50
FY202231 Dec 20226.61B-13.01%4.89B-1.72B0.49
FY202131 Dec 20217.60B-2.87%3.80B-3.80B0.70
FY202031 Dec 20207.83B+22.94%2.61B-5.22B0.73
FY201931 Dec 20196.37B+7.26%4.48B-1.89B0.48
FY201831 Dec 20185.94B-0.03%3.54B-2.40B0.46
FY201731 Dec 20175.94B-8.89%3.69B-2.25B0.47
FY201631 Dec 20166.52B-0.14%4.90B-1.62B0.54
FY201531 Dec 20156.53B+1,015.23%3.43B-3.10B0.70
FY201431 Dec 2014585.20M-1.80%1.85B1.26B0.05
FY201331 Dec 2013595.93M-47.76%1.22B626.80M0.07
FY201231 Dec 20121.14B+7.21%1.71B564.94M0.16
FY201131 Dec 20111.06B-11.59%1.69B626.56M0.17
FY201031 Dec 20101.20B+9.42%1.21B4.21M0.22
FY200931 Dec 20091.10B-1.18%1.26B163.76M0.18
FY200831 Dec 20081.11B-28.78%1.37B258.32M0.19
FY200731 Dec 20071.56B+1,516.42%1.18B-379.48M0.28
FY200631 Dec 200696.69M+122.57%902.69M806.00M0.01
FY200531 Dec 200543.44M-94.89%850.75M807.31M0.01
FY200431 Dec 2004850.31M-4.17%1.06B207.63M0.12
FY200331 Dec 2003887.27M+1,997.66%835.96M-51.31M0.13
FY200231 Dec 200242.30M-48.52%867.11M824.81M0.03
FY200131 Dec 200182.16M-24.85%798.11M715.95M0.06
FY200031 Dec 2000109.32M-3.31%682.41M573.09M0.10
FY199931 Dec 1999113.06M+40.75%654.54M541.48M0.12
FY199831 Dec 199880.33M-12.26%516.91M436.59M0.11
FY199731 Dec 199791.55M+38.15%440.09M348.54M0.17
FY199631 Dec 199666.27M+92.13%321.38M255.11M0.14
FY199531 Dec 199534.49M—307.95M273.46M0.09
FY199431 Dec 19940.00—267.80M267.80M0.00
FY199331 Dec 19930.00—74.50M74.50M0.00
FY199231 Dec 19920.00—85.90M85.90M0.00
FY199131 Dec 19910.00—56.60M56.60M0.00
FY199031 Dec 19900.00—12.60M12.60M0.00
FY198931 Dec 19890.00-100.00%33.20M33.20M0.00
FY198831 Dec 19884.80M-7.69%54.30M49.50M0.07
FY198731 Dec 19875.20M+18.18%54.40M49.20M0.08
FY198631 Dec 19864.40M+22.22%70.50M66.10M0.05
FY198531 Dec 19853.60M—53.50M49.90M0.05

Figures in USD at the end of each period. Net cash is cash and short-term investments less total debt; book value per share is on the diluted share count. The latest column is the most recent quarter.

Total debt counts commercial paper, term debt and lease liabilities.

See also:Revenue,Net income,EPS,Shares outstanding,Operating income,Cash on hand,Free cash flow,Stock buybacks,Balance sheet

Common questions about Biogen's debt

Source: Financial Modeling Prep