Alkermes (ALKS) Shares Outstanding (2010 - 2026)

Alkermes (ALKS) has 17 years of Shares Outstanding (Entity) data on file, last reported at $183.6 million in Q1 2026.

• On a quarterly basis, Shares Outstanding (Entity) rose 1.89% year-over-year to $183.6 million in Q1 2026; TTM through Mar 2026 was $183.6 million, a 1.89% increase from a year earlier, with the FY2025 full-year figure at $181.0 million, up 2.46% from the prior year.
• Shares Outstanding (Entity) for Q1 2026 stood at $183.6 million, up from $181.0 million in the prior quarter.
• Over the last five years, Shares Outstanding (Entity) for ALKS reached as high as $183.6 million in Q1 2026 and fell as low as $167.7 million in Q1 2022.
• Historically, Shares Outstanding (Entity) has averaged $174.9 million across 5 years, with a median of $175.7 million in 2024.
• Across the five-year window, Shares Outstanding (Entity) rose 1.89% in 2023 and increased 2.55% in 2025, its largest moves.
• Year by year, Shares Outstanding (Entity) stood at $169.0 million in 2022, then climbed by 2.14% to $172.6 million in 2023, then rose by 2.38% to $176.7 million in 2024, then increased by 2.46% to $181.0 million in 2025, then grew by 1.43% to $183.6 million in 2026.
• Per Business Quant data, the three most recent Shares Outstanding (Entity) figures were $183.6 million in Q1 2026, $181.0 million in Q4 2025, and $180.5 million in Q3 2025.