Amgen (AMGN) Shares Outstanding (Diluted Average) (2009 - 2026)

Amgen has reported Shares Outstanding (Diluted Average) for 18 years, with the latest figure at $544.0 million in Q1 2026.

• For the quarter ending Q1 2026, Shares Outstanding (Diluted Average) rose 0.55% year-over-year to $544.0 million; the trailing twelve-month figure through Mar 2026 stood at $544.0 million (up 0.55% YoY), and the FY2025 full-year result was $542.0 million, changed 0.18% from the prior year.
• Shares Outstanding (Diluted Average) for Q1 2026 stood at $544.0 million, roughly flat from $542.0 million in the prior quarter.
• The five-year high for Shares Outstanding (Diluted Average) was $551.0 million in Q1 2022, with the low at $536.0 million in Q1 2024.
• Average Shares Outstanding (Diluted Average) over 5 years is $541.1 million, with a median of $541.0 million recorded in 2022.
• Year-over-year, Shares Outstanding (Diluted Average) fell 5.88% in 2022 and increased 0.93% in 2025.
• Tracing AMGN's Shares Outstanding (Diluted Average) over 5 years: stood at $541.0 million in 2022, then decreased by 0.55% to $538.0 million in 2023, then advanced by 0.56% to $541.0 million in 2024, then advanced by 0.18% to $542.0 million in 2025, then climbed by 0.37% to $544.0 million in 2026.
• The last three Shares Outstanding (Diluted Average) figures came in at $544.0 million (Q1 2026), $542.0 million (Q4 2025), and $542.0 million (Q3 2025), per Business Quant data.

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