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Alkermes (ALKS) Shares Outstanding (Weighted Average) (2016 - 2026)

Alkermes has reported Shares Outstanding (Weighted Average) over the past 16 years, most recently at $164.7 million for Q4 2025.

  • Quarterly Shares Outstanding (Weighted Average) changed 0.42% to $164.7 million in Q4 2025 from the year-ago period, while the trailing twelve-month figure was $164.7 million through Dec 2025, changed 0.42% year-over-year, with the annual reading at $164.7 million for FY2025, 0.42% changed from the prior year.
  • Shares Outstanding (Weighted Average) was $164.7 million for Q4 2025 at Alkermes, roughly flat from $165.1 million in the prior quarter.
  • Over five years, Shares Outstanding (Weighted Average) peaked at $168.3 million in Q2 2024 and troughed at $159.6 million in Q1 2021.
  • The 5-year median for Shares Outstanding (Weighted Average) is $164.2 million (2022), against an average of $164.1 million.
  • Year-over-year, Shares Outstanding (Weighted Average) rose 2.27% in 2022 and then dropped 2.72% in 2025.
  • A 5-year view of Shares Outstanding (Weighted Average) shows it stood at $160.9 million in 2021, then grew by 1.74% to $163.7 million in 2022, then grew by 1.52% to $166.2 million in 2023, then dropped by 0.5% to $165.4 million in 2024, then fell by 0.42% to $164.7 million in 2025.
  • Per Business Quant, the three most recent readings for ALKS's Shares Outstanding (Weighted Average) are $164.7 million (Q4 2025), $165.1 million (Q3 2025), and $164.2 million (Q2 2025).