Alkermes plc. (ALKS) — Shares Outstanding

Annual figures by fiscal year, from SEC filings.

2011: 95.70M2012: 130.18M2013: 137.79M2014: 147.54M2015: 150.70M2016: 152.43M2017: 154.01M2018: 155.76M2019: 157.78M2020: 159.16M2021: 161.94M2022: 164.38M2023: 166.98M2024: 162.18M2025: 165.61M165.61M
2011Shares Outstanding (shares)2025
Fiscal YearShares OutstandingChange YoY
2025165.61M+2.1%
2024162.18M-2.9%
2023166.98M+1.6%
2022164.38M+1.5%
2021161.94M+1.7%
2020159.16M+0.9%
2019157.78M+1.3%
2018155.76M+1.1%
2017154.01M+1.0%
2016152.43M+1.1%
2015150.70M+2.1%
2014147.54M+7.1%
2013137.79M+5.8%
2012130.18M+36.0%
201195.70M