Alkermes plc. Weighted Average Number of Shares Outstanding, Diluted from 2009 to Q3 2025

Taxonomy & unit
us-gaap: shares
Description
The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
Summary
Alkermes plc. quarterly/annual Weighted Average Number of Shares Outstanding, Diluted history and growth rate from 2009 to Q3 2025.
  • Alkermes plc. Weighted Average Number of Shares Outstanding, Diluted for the quarter ending September 30, 2025 was 169M shares, a 0.89% increase year-over-year.
  • Alkermes plc. annual Weighted Average Number of Shares Outstanding, Diluted for 2024 was 169M shares, a 0.31% decline from 2023.
  • Alkermes plc. annual Weighted Average Number of Shares Outstanding, Diluted for 2023 was 170M shares, a 3.66% increase from 2022.
  • Alkermes plc. annual Weighted Average Number of Shares Outstanding, Diluted for 2022 was 164M shares, a 0.61% decline from 2021.
Weighted Average Number of Shares Outstanding, Diluted, Quarterly (shares)
Weighted Average Number of Shares Outstanding, Diluted, YoY Quarterly Growth (%)
Weighted Average Number of Shares Outstanding, Diluted, Annual (shares)
Weighted Average Number of Shares Outstanding, Diluted, YoY Annual Growth (%)

Alkermes plc. Quarterly Weighted Average Number of Shares Outstanding, Diluted (shares)

Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed
Q3 2025 169M +1.49M +0.89% Jul 1, 2025 Sep 30, 2025 10-Q 2025-10-28
Q2 2025 168M -2.62M -1.53% Apr 1, 2025 Jun 30, 2025 10-Q 2025-07-29
Q1 2025 169M -4.24M -2.45% Jan 1, 2025 Mar 31, 2025 10-Q 2025-05-01
Q4 2024 169M -532K -0.31% Oct 1, 2024 Dec 31, 2024 10-K 2025-02-12
Q3 2024 167M -4.88M -2.84% Jul 1, 2024 Sep 30, 2024 10-Q 2025-10-28
Q2 2024 171M -576K -0.34% Apr 1, 2024 Jun 30, 2024 10-Q 2025-07-29
Q1 2024 173M +7.9M +4.78% Jan 1, 2024 Mar 31, 2024 10-Q 2025-05-01
Q4 2023 170M +5.99M +3.66% Oct 1, 2023 Dec 31, 2023 10-K 2025-02-12
Q3 2023 172M +7.62M +4.64% Jul 1, 2023 Sep 30, 2023 10-Q 2024-10-24
Q2 2023 172M +7.71M +4.71% Apr 1, 2023 Jun 30, 2023 10-Q 2024-07-24
Q1 2023 165M +2.6M +1.6% Jan 1, 2023 Mar 31, 2023 10-Q 2024-05-01
Q4 2022 164M Oct 1, 2022 Dec 31, 2022 10-K 2025-02-12
Q3 2022 164M +2.83M +1.75% Jul 1, 2022 Sep 30, 2022 10-Q 2023-10-25
Q2 2022 164M -98K -0.06% Apr 1, 2022 Jun 30, 2022 10-Q 2023-07-26
Q1 2022 162M Jan 1, 2022 Mar 31, 2022 10-Q 2023-04-26
Q3 2021 161M Jul 1, 2021 Sep 30, 2021 10-Q 2022-11-02
Q2 2021 164M +5.04M +3.17% Apr 1, 2021 Jun 30, 2021 10-Q 2022-07-27
Q2 2020 159M Apr 1, 2020 Jun 30, 2020 10-Q 2021-07-28
Q2 2015 149M -5.43M -3.52% Apr 1, 2015 Jun 30, 2015 10-Q 2015-07-30
Q1 2015 148M +4.73M +3.3% Jan 1, 2015 Mar 31, 2015 10-Q 2015-04-30
Q4 2014 145M +1.26M +0.88% Oct 1, 2014 Dec 31, 2014 10-K 2016-02-25
Q3 2014 146M +9.79M +7.19% Jul 1, 2014 Sep 30, 2014 10-Q 2014-10-29
Q2 2014 154M +10.9M +7.62% Apr 1, 2014 Jun 30, 2014 10-Q 2015-07-30
Q1 2014 143M +3.68M +2.64% Jan 1, 2014 Mar 31, 2014 10-Q 2015-04-30
Q4 2013 144M +6.52M +4.74% Oct 1, 2013 Dec 31, 2013 10-K 2016-02-25
Q3 2013 136M +5.04M +3.85% Jul 1, 2013 Sep 30, 2013 10-Q 2014-10-29
Q2 2013 143M +8.42M +6.24% Apr 1, 2013 Jun 30, 2013 10-Q 2014-07-31
Q1 2013 140M +25M +21.8% Jan 1, 2013 Mar 31, 2013 10-Q 2014-04-30
Q4 2012 137M +7.83M +6.04% Oct 1, 2012 Dec 31, 2012 10-Q 2013-01-31
Q3 2012 131M +28.6M +27.9% Jul 1, 2012 Sep 30, 2012 10-Q 2013-10-31
Q2 2012 135M +38.3M +39.6% Apr 1, 2012 Jun 30, 2012 10-Q 2013-07-25
Q1 2012 115M Jan 1, 2012 Mar 31, 2012 10-KT 2014-02-27
Q4 2011 130M Oct 1, 2011 Dec 31, 2011 10-Q 2013-01-31
Q3 2011 102M Jul 1, 2011 Sep 30, 2011 10-Q 2012-11-01
Q2 2011 96.6M Apr 1, 2011 Jun 30, 2011 10-Q 2012-07-26

Alkermes plc. Annual Weighted Average Number of Shares Outstanding, Diluted (shares)

Period Value YoY Chg Change % Start Date End Date Report Filed
2024 169M -532K -0.31% Jan 1, 2024 Dec 31, 2024 10-K 2025-02-12
2023 170M +5.99M +3.66% Jan 1, 2023 Dec 31, 2023 10-K 2025-02-12
2022 164M -1.01M -0.61% Jan 1, 2022 Dec 31, 2022 10-K 2025-02-12
2021 165M +5.95M +3.75% Jan 1, 2021 Dec 31, 2021 10-K 2024-02-21
2020 159M Jan 1, 2020 Dec 31, 2020 10-K 2023-02-16
2015 149M +3.93M +2.71% Jan 1, 2015 Dec 31, 2015 10-K 2016-02-25
2014 145M +1.26M +0.88% Jan 1, 2014 Dec 31, 2014 10-K 2016-02-25
2013 144M +6.91M +5.04% Jan 1, 2013 Dec 31, 2013 10-K 2016-02-25
2012 137M +22.4M +19.5% Apr 1, 2012 Mar 31, 2013 10-K 2015-02-24
2011 115M +19.1M +20% Apr 1, 2011 Mar 31, 2012 10-KT 2014-02-27
2010 95.6M +771K +0.81% Apr 1, 2010 Mar 31, 2011 10-K 2013-05-23
2009 94.8M Apr 1, 2009 Mar 31, 2010 10-K 2012-05-18
* An asterisk sign (*) next to the value indicates that the value is likely invalid.