Common Stock, Shares, Issued of BIOGEN INC. from 31 Dec 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: shares
Description
Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.
Summary
BIOGEN INC. quarterly Common Stock, Shares, Issued in shares history and change rate from 31 Dec 2010 to 31 Dec 2025.
  • BIOGEN INC. Common Stock, Shares, Issued for the quarter ending 31 Dec 2025 was 170,500,000, a 0.59% increase year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Issued, Quarterly (shares)
Common Stock, Shares, Issued, YoY Quarterly Change (%)

BIOGEN INC. Quarterly Common Stock, Shares, Issued (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 170,500,000 +1,000,000 +0.59% 31 Dec 2025 10-K 06 Feb 2026 2025 FY
Q4 2024 169,500,000 +800,000 +0.47% 31 Dec 2024 10-K 06 Feb 2026 2025 FY
Q4 2023 168,700,000 +800,000 +0.48% 31 Dec 2023 10-K 06 Feb 2026 2025 FY
Q4 2022 167,900,000 -2,900,000 -1.7% 31 Dec 2022 10-K 12 Feb 2025 2024 FY
Q4 2021 170,800,000 -5,400,000 -3.1% 31 Dec 2021 10-K 14 Feb 2024 2023 FY
Q4 2020 176,200,000 -21,800,000 -11% 31 Dec 2020 10-K 15 Feb 2023 2022 FY
Q4 2019 198,000,000 -23,000,000 -10% 31 Dec 2019 10-K 03 Feb 2022 2021 FY
Q4 2018 221,000,000 -14,300,000 -6.1% 31 Dec 2018 10-K 03 Feb 2021 2020 FY
Q4 2017 235,300,000 -3,200,000 -1.3% 31 Dec 2017 10-K 06 Feb 2020 2019 FY
Q4 2016 238,500,000 -2,700,000 -1.1% 31 Dec 2016 10-K 06 Feb 2019 2018 FY
Q4 2015 241,200,000 -15,900,000 -6.2% 31 Dec 2015 10-K 02 Feb 2017 2016 FY
Q4 2014 257,100,000 +1,127,000 +0.44% 31 Dec 2014 10-K 03 Feb 2016 2015 FY
Q4 2013 255,973,000 +1,736,000 +0.68% 31 Dec 2013 10-K 04 Feb 2015 2014 FY
Q4 2012 254,237,000 -1,396,000 -0.55% 31 Dec 2012 10-K 06 Feb 2014 2013 FY
Q4 2011 255,633,000 +7,433,000 +3% 31 Dec 2011 10-K 05 Feb 2013 2012 FY
Q4 2010 248,200,000 31 Dec 2010 10-K 03 Feb 2012 2011 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.