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Amgen (AMGN) Shares Outstanding (Diluted Average) (2016 - 2025)

Amgen has reported Shares Outstanding (Diluted Average) over the past 17 years, most recently at $542.0 million for Q4 2025.

  • Quarterly results put Shares Outstanding (Diluted Average) at $542.0 million for Q4 2025, changed 0.18% from a year ago — trailing twelve months through Dec 2025 was $542.0 million (changed 0.18% YoY), and the annual figure for FY2025 was $542.0 million, changed 0.18%.
  • Shares Outstanding (Diluted Average) for Q4 2025 was $542.0 million at Amgen, roughly flat from $542.0 million in the prior quarter.
  • Over the last five years, Shares Outstanding (Diluted Average) for AMGN hit a ceiling of $581.0 million in Q1 2021 and a floor of $536.0 million in Q1 2024.
  • Median Shares Outstanding (Diluted Average) over the past 5 years was $541.5 million (2022), compared with a mean of $548.2 million.
  • Biggest five-year swings in Shares Outstanding (Diluted Average): fell 5.9% in 2022 and later increased 0.93% in 2025.
  • Amgen's Shares Outstanding (Diluted Average) stood at $573.0 million in 2021, then dropped by 5.58% to $541.0 million in 2022, then decreased by 0.55% to $538.0 million in 2023, then increased by 0.56% to $541.0 million in 2024, then increased by 0.18% to $542.0 million in 2025.
  • The last three reported values for Shares Outstanding (Diluted Average) were $542.0 million (Q4 2025), $542.0 million (Q3 2025), and $541.0 million (Q2 2025) per Business Quant data.