BIIB
Biogen Inc.
227.60$
+0.5%
vs. previous close
Closing price · As of: Sep 25, 2026
Statements
Cash Flow
All figures as the change versus the prior period, in percent. Periods without a positive comparison base stay empty.
Tick rows to compare them in a chart (up to 4)
| Line item | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| – | +109.8% | +71.9% | +62.2% | +34.4% | -13.5% | -15.6% | -17.9% | +232.1% | +22.2% | -5.4% | +21.3% | +53.3% | -31.3% | +51.1% | +6.3% | +8.8% | +24.7% | +25.5% | +26.3% | +21.7% | +0.6% | +36.0% | +14.4% | -40.2% | -13.9% | -62.0% | +11.8% | +85.9% | -23.3% | |
| – | +26.4% | +27.4% | +26.5% | +24.8% | -4.9% | +22.2% | +35.9% | +616.8% | -8.5% | -6.5% | +1.2% | +21.5% | -7.4% | -17.3% | +1.4% | +1.9% | +45.4% | +19.8% | -5.8% | +13.7% | +58.3% | -39.8% | -28.6% | -1.6% | +6.7% | +6.3% | -4.6% | +36.1% | +15.8% | |
| – | – | – | – | – | – | – | +36,952.0% | -98.1% | +127.1% | +232.4% | -2.9% | +18.7% | +10.1% | +4.3% | -32.7% | +4.9% | +15.0% | +13.9% | +3.9% | -4.1% | -17.3% | +23.0% | +15.7% | +8.8% | +20.3% | +6.5% | +4.0% | +10.2% | -0.1% | |
| – | – | – | – | – | – | – | – | – | – | – | – | – | – | +1,527.5% | -30.4% | -98.6% | -4,250.8% | – | – | -27.6% | +695.1% | -47.4% | -14.1% | +164.3% | +10.3% | -297.9% | – | – | – | |
| – | – | – | – | -145.3% | – | – | – | – | – | -169.0% | – | – | -301.6% | – | -5,287.2% | – | -15.7% | -654.2% | – | – | +222.5% | +70.0% | -50.2% | -193.9% | – | – | – | – | – | |
| – | -45.8% | -5.5% | +156.8% | +130.7% | -1.8% | -15.2% | +81.6% | +22.7% | -13.9% | -37.7% | +43.3% | -2.9% | -40.0% | +4.5% | +45.7% | +0.9% | +1,278.5% | -91.8% | +123.4% | -4.2% | +40.8% | -11.2% | -33.2% | +7.2% | -46.6% | -18.5% | +29.6% | +15.5% | -57.3% | |
| – | +89.2% | +2.2% | +32.4% | -50.0% | +140.9% | +14.5% | -3.7% | +37.1% | – | -243.6% | -52.2% | +27.7% | +8.0% | – | -577.9% | -42.4% | +68.9% | -3.8% | +195.1% | -45.4% | +19.2% | -30.9% | – | -229.4% | -7.4% | – | -357.3% | -80.5% | +71.6% | |
| – | – | – | – | – | – | – | – | – | – | – | – | -34.8% | -99.6% | +170.5% | +129.7% | +249,052.0% | -1.1% | -17.8% | -89.2% | -100.0% | – | -88.0% | – | – | -84.8% | – | – | – | – | |
| – | – | +836.4% | +201.6% | +51.8% | -70.6% | +52.9% | – | – | -56.1% | -0.7% | +834.0% | -75.3% | +1.7% | +176.6% | -76.0% | +97.7% | -59.3% | +121.5% | +463.8% | -80.0% | +36.5% | +218.8% | +34.8% | +13.8% | -73.1% | -58.3% | -100.0% | – | – | |
| – | – | – | – | – | – | – | – | – | – | – | – | – | – | -546.9% | +37.3% | -71.9% | +18,530.1% | -99.4% | – | -100.0% | +20,674.1% | -99.4% | – | +0.0% | -111.6% | +489.5% | – | -447.0% | -97.4% | |
| – | +27.3% | -182.1% | -43.2% | +775.7% | -78.4% | – | +258.9% | -981.0% | +110.3% | -84.4% | +395.4% | +68.2% | -41.4% | +146.5% | -82.1% | +174.3% | -18.3% | +5.5% | – | -200.1% | +140.9% | +87.9% | +31.0% | -10.0% | -60.4% | -15.7% | – | -598.9% | -55.8% | |
| – | -48.8% | -639.4% | – | -126.0% | – | -268.3% | – | – | – | -74.0% | -101.8% | – | – | – | -237.9% | – | +972.6% | 0.0% | -82.9% | +887.9% | -173.9% | – | – | -193.7% | – | +24.5% | -304.6% | – | -52.2% | |
| – | – | +116.2% | +38.5% | -10.3% | -27.6% | -89.0% | -716.0% | – | +59.4% | +12.6% | +14.6% | +74.9% | -29.4% | +59.6% | +1.6% | +10.2% | -171.6% | – | +17.0% | +25.6% | -4.6% | +43.9% | +23.8% | -44.0% | -9.1% | -65.8% | +8.0% | +103.6% | -18.5% |
Data as of: September 25, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.