If you'd invested in Alkermes plc (ALKS): performance and returns
Looking for Alkermes plc's share price history and how much the stock has returned? Here's its year-by-year performance and what $1,000 invested at different dates would be worth today.
💰 Calculator: how much would Alkermes plc have returned?
This calculator shows how much Alkermes plc stock would have returned based on the amount invested and the starting year. Pick a sum and a year and you'll instantly see what it would be worth today and the total gain. Real prices, excluding dividends.
If I'd invested $1,000 in Alkermes plc
| Investment | Worth today | Gain |
|---|---|---|
| 1 years ago | $1,794 | +79% |
| 3 years ago | $1,975 | +97% |
| 5 years ago | $2,586 | +159% |
| 10 years ago | $650 | -35% |
| since inception (1991) | $6,767 | +577% |
Return by year (Alkermes plc)
| Year | Return | $1,000 invested at year start |
|---|---|---|
| 2026 (YTD) | +84% | $1,844 (+84%) |
| 2025 | -3% | $1,794 (+79%) |
| 2024 | +4% | $1,860 (+86%) |
| 2023 | +6% | $1,975 (+97%) |
| 2022 | +12% | $2,218 (+122%) |
| 2021 | +17% | $2,586 (+159%) |
| 2020 | -2% | $2,529 (+153%) |
| 2019 | -31% | $1,749 (+75%) |
| 2018 | -46% | $943 (-6%) |
| 2017 | -2% | $928 (-7%) |
| 2016 | -30% | $650 (-35%) |
Frequently asked questions
How much does ALKS return?
$1,000 invested in Alkermes plc 10 years ago would be worth $650 today, i.e. -4%/yr on average (price, excluding dividends).
What was ALKS's best/worst year?
Best year: 2021 (+17%). Worst year: 2018 (-46%). Year-by-year detail is above.
How much would $1,000 invested in ALKS since inception be worth?
Since 1991, $1,000 would have become $6,767 (+577%). Past performance is not a guarantee.
Do Alkermes plc's returns include dividends?
No — these returns are price-only. If Alkermes plc pays a dividend, its total return would be somewhat higher — see its dividend page.
What is Alkermes plc's average annual return (ROI)?
Alkermes plc's return on investment is about -4%/yr over 10 years (price, excluding dividends), versus the S&P 500's ~10%/yr over the long run.