BIOGEN INC. Weighted Avg Shares (Basic) 2007-2026 | BIIB
What is weighted avg shares (basic)?
Weighted average shares outstanding (basic) is the time-weighted average number of common shares outstanding during the reporting period, used as the denominator to calculate basic earnings per share.
What is BIOGEN INC.'s current weighted avg shares (basic)?
BIOGEN INC. (BIIB) annual weighted avg shares (basic) for 2025 was 146.5M, a 0.62% increase from 2024. BIOGEN INC. weighted avg shares (basic) for the quarter ending March 31, 2026 was 147.2M.
What was BIOGEN INC.'s weighted avg shares (basic) in 2024?
BIOGEN INC. annual weighted avg shares (basic) for 2024 was 145.6M, a 0.62% increase from 2023.
What was BIOGEN INC.'s weighted avg shares (basic) in 2023?
BIOGEN INC. annual weighted avg shares (basic) for 2023 was 144.7M, a 0.41% decline from 2022.
What is BIOGEN INC.'s 5-year weighted avg shares (basic) CAGR?
BIOGEN INC. weighted avg shares (basic) grew at a compound annual growth rate (CAGR) of 1.86% from FY2020 to FY2025, going from 160.9M to 146.5M over 5 years.
Year-over-year comparison from 10-K annual reports
| Period | Value | Change | Source |
|---|---|---|---|
| FY2025 | 146.5M | +0.6% | 10-K |
| FY2024 | 145.6M | +0.6% | 10-K |
| FY2023 | 144.7M | -0.4% | 10-K |
| FY2022 | 145.3M | -2.5% | 10-K |
| FY2021 | 149.1M | -7.3% | 10-K |
| FY2020 | 160.9M | -14.0% | 10-K |
| FY2019 | 187.1M | -8.7% | 10-K |
| FY2018 | 204.9M | -3.6% | 10-K |
| FY2017 | 212.6M | -2.7% | 10-K |
| FY2016 | 218.4M | -5.3% | 10-K |
| FY2015 | 230.7M | -2.4% | 10-K |
| FY2014 | 236.4M | -0.2% | 10-K |
| FY2013 | 236.9M | -0.4% | 10-K |
| FY2012 | 237.9M | -1.8% | 10-K |
| FY2011 | 242.4M | -3.9% | 10-K |
| FY2010 | 252.3M | -12.2% | 10-K |
| FY2009 | 287.4M | -1.7% | 10-K |
| FY2008 | 292.3M | -7.4% | 10-K |
| FY2007 | 315.8M | - | 10-K |