Alkermes Stock Price History
NASDAQ: ALKSHealth CareBiotechnology: Pharmaceutical PreparationsUSD
40.11-1.34 (-3.22%)
At close: Oct 8, 4:00 PM ET · Delayed 15 min
ALKS price history at a glance
The price history for Alkermes (ALKS) on this page begins on July 15, 1991, when the stock closed at $5.38; it most recently closed at $41.45 on October 5, 2026. The highest price in this record is $98.50, reached on February 28, 2000; the latest close is 57.9% below that peak. Across the 34 complete calendar years in the table, ALKS finished higher in 20 and lower in 14. Its best year was 1995 (+273.5%) and its worst was 2002 (-75.0%).
Over roughly 35 years the share price changed +671.1%, a 6.0% compound annual price return (excluding dividends). In the last 12 months alone, ALKS has gained 27.3%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 1991
- $98.50
- Date of high
- Feb 28, 2000
- Low since 1991
- $0.9375
- Date of low
- Dec 19, 1994
- 52-week high
- $55.67
- 52-week low
- $27.00
- IPO year
- 1991
- Last close
- $40.11
ALKS returns
1 week
-1.06%
1 month
-11.83%
3 months
-25.42%
6 months
+14.86%
Year to date
+43.35%
1 year
+27.29%
3 years
+49.46%
5 years
+30.87%
ALKS price return, excluding dividends.
ALKS annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 41.45 | +46.66% |
| 2025 | 28.26 | -2.69% |
| 2024 | 29.04 | +4.69% |
| 2023 | 27.74 | +6.16% |
| 2022 | 26.13 | +12.34% |
| 2021 | 23.26 | +16.59% |
| 2020 | 19.95 | +3.58% |
| 2019 | 19.26 | -35.80% |
| 2018 | 30.00 | -45.19% |
| 2017 | 54.73 | -1.53% |
| 2016 | 55.58 | -29.98% |
| 2015 | 79.38 | +36.30% |
| 2014 | 58.24 | +45.35% |
| 2013 | 40.07 | +97.19% |
| 2012 | 20.32 | +17.05% |
| 2011 | 17.36 | +41.37% |
| 2010 | 12.28 | +30.50% |
| 2009 | 9.41 | -12.14% |
| 2008 | 10.71 | -27.59% |
| 2007 | 14.79 | +10.62% |
| 2006 | 13.37 | -30.07% |
| 2005 | 19.12 | +35.70% |
| 2004 | 14.09 | +0.86% |
| 2003 | 13.97 | +113.28% |
| 2002 | 6.55 | -74.96% |
| 2001 | 26.16 | -16.62% |
| 2000 | 31.38 | +27.74% |
| 1999 | 24.56 | +121.41% |
| 1998 | 11.09 | +11.64% |
| 1997 | 9.94 | -19.70% |
| 1996 | 12.38 | +211.81% |
| 1995 | 3.97 | +273.53% |
| 1994 | 1.06 | -69.64% |
| 1993 | 3.50 | -17.65% |
| 1992 | 4.25 | -60.47% |
| 1991* | 10.75 | +100.00% |
* Partial year: the record begins after the start of 1991; return measured from the first available close.
2026 return is year to date.
ALKS daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 41.10 | 41.26 | 39.11 | 40.11 | -3.22% | |
| 41.28 | 42.06 | 41.17 | 41.45 | -0.49% | |
| 42.64 | 42.71 | 41.24 | 41.65 | -2.60% | |
| 42.07 | 43.22 | 41.67 | 42.76 | +2.42% | |
| 41.03 | 41.96 | 40.32 | 41.75 | +2.98% | |
| 40.00 | 41.41 | 39.99 | 40.54 | +0.05% | |
| 40.94 | 40.94 | 39.92 | 40.52 | -0.69% | |
| 39.84 | 40.90 | 39.84 | 40.80 | +1.62% | |
| 40.71 | 40.97 | 40.04 | 40.15 | -1.71% | |
| 40.94 | 41.12 | 40.49 | 40.85 | +0.15% | |
| 42.55 | 42.55 | 40.59 | 40.79 | -3.18% | |
| 43.20 | 43.62 | 41.23 | 42.13 | -2.68% | |
| 44.39 | 44.53 | 43.08 | 43.29 | -2.01% | |
| 44.27 | 44.79 | 43.11 | 44.18 | +1.82% | |
| 46.51 | 46.53 | 43.27 | 43.39 | -7.11% | |
| 47.10 | 47.40 | 46.41 | 46.71 | +1.39% | |
| 46.64 | 47.26 | 45.79 | 46.07 | +0.09% | |
| 45.73 | 46.14 | 44.63 | 46.03 | +0.44% | |
| 46.60 | 46.60 | 45.66 | 45.83 | -0.30% | |
| 46.75 | 46.75 | 45.73 | 45.97 | -0.30% | |
| 44.98 | 46.11 | 44.75 | 46.11 | +1.56% | |
| 45.24 | 45.61 | 44.72 | 45.40 | -0.20% | |
| 45.20 | 46.53 | 44.63 | 45.49 | -1.32% | |
| 46.14 | 46.93 | 45.80 | 46.10 | -1.66% | |
| 48.01 | 48.29 | 46.71 | 46.88 | -1.76% | |
| 47.70 | 48.74 | 46.68 | 47.72 | +1.10% | |
| 47.00 | 47.34 | 46.65 | 47.20 | +0.45% | |
| 47.25 | 47.56 | 46.46 | 46.99 | -0.89% | |
| 48.82 | 48.82 | 47.25 | 47.41 | -3.05% | |
| 48.72 | 49.33 | 48.10 | 48.90 | -0.53% | |
| 49.23 | 49.35 | 48.46 | 49.16 | -0.10% | |
| 48.94 | 49.58 | 48.87 | 49.21 | +0.70% | |
| 48.05 | 49.03 | 47.64 | 48.87 | +1.12% | |
| 48.05 | 48.67 | 47.33 | 48.33 | +0.65% | |
| 49.37 | 49.86 | 47.93 | 48.02 | -4.30% | |
| 51.26 | 51.29 | 50.08 | 50.18 | +1.41% | |
| 50.10 | 50.42 | 49.46 | 49.48 | -0.74% | |
| 48.90 | 50.08 | 48.62 | 49.85 | +1.61% | |
| 49.37 | 50.02 | 48.65 | 49.06 | -0.79% | |
| 51.66 | 51.66 | 49.21 | 49.45 | -1.65% | |
| 49.22 | 50.53 | 48.50 | 50.28 | +2.17% | |
| 49.92 | 50.14 | 48.97 | 49.21 | -0.38% | |
| 48.39 | 49.81 | 48.39 | 49.40 | +0.47% | |
| 49.05 | 49.90 | 48.67 | 49.17 | +1.65% | |
| 49.61 | 50.40 | 48.21 | 48.37 | -2.50% | |
| 50.20 | 50.85 | 49.23 | 49.61 | -0.12% | |
| 49.73 | 50.36 | 49.00 | 49.67 | +0.28% | |
| 48.58 | 50.71 | 48.19 | 49.53 | +1.10% | |
| 49.63 | 49.83 | 48.52 | 48.99 | -2.08% | |
| 47.85 | 50.34 | 47.71 | 50.03 | +3.50% | |
| 50.50 | 50.72 | 47.66 | 48.34 | -4.28% | |
| 50.43 | 52.51 | 49.33 | 50.50 | -4.23% | |
| 52.87 | 53.85 | 52.48 | 52.73 | -0.30% | |
| 53.38 | 53.88 | 52.48 | 52.89 | -0.15% | |
| 52.13 | 53.54 | 51.69 | 52.97 | +0.74% | |
| 52.55 | 53.27 | 52.35 | 52.58 | -0.51% | |
| 51.58 | 53.04 | 51.25 | 52.85 | +2.18% | |
| 52.96 | 53.24 | 51.70 | 51.72 | -1.90% | |
| 51.06 | 52.79 | 50.94 | 52.72 | +1.50% | |
| 51.77 | 53.52 | 51.55 | 51.94 | -0.08% | |
| 51.64 | 52.20 | 50.49 | 51.98 | +0.74% | |
| 51.98 | 52.17 | 50.66 | 51.60 | -0.52% | |
| 51.07 | 52.00 | 50.54 | 51.87 | -0.13% | |
| 53.36 | 53.38 | 51.86 | 51.94 | -3.42% | |
| 54.46 | 54.90 | 53.36 | 53.78 | -0.94% | |
| 54.37 | 54.69 | 53.68 | 54.29 | -1.68% | |
| 55.37 | 55.67 | 53.63 | 55.22 | +0.15% | |
| 54.03 | 55.37 | 53.41 | 55.14 | +1.03% | |
| 52.50 | 54.69 | 51.72 | 54.58 | +5.53% | |
| 52.33 | 52.70 | 50.96 | 51.72 | -1.30% | |
| 52.78 | 53.35 | 51.85 | 52.40 | -0.25% | |
| 53.94 | 54.45 | 52.23 | 52.53 | -4.63% | |
| 52.87 | 55.28 | 52.39 | 55.08 | +4.26% | |
| 50.70 | 53.69 | 50.01 | 52.83 | +4.72% | |
| 48.94 | 51.73 | 48.88 | 50.45 | +4.95% | |
| 46.00 | 48.32 | 45.47 | 48.07 | +4.45% | |
| 45.40 | 46.63 | 45.01 | 46.02 | +2.29% | |
| 45.25 | 45.76 | 43.98 | 44.99 | +1.08% | |
| 44.19 | 45.41 | 44.03 | 44.51 | +0.95% | |
| 44.58 | 44.76 | 43.43 | 44.09 | -0.61% | |
| 43.87 | 44.41 | 43.34 | 44.36 | +0.18% | |
| 45.10 | 45.71 | 44.22 | 44.28 | -1.42% | |
| 44.09 | 45.76 | 44.02 | 44.92 | +2.46% | |
| 44.37 | 45.38 | 43.79 | 43.84 | -1.02% | |
| 43.35 | 44.93 | 43.03 | 44.29 | +4.33% | |
| 42.77 | 43.78 | 42.19 | 42.45 | -0.82% | |
| 43.38 | 43.69 | 42.55 | 42.80 | -1.34% | |
| 43.05 | 44.57 | 43.05 | 43.38 | +1.45% | |
| 41.32 | 42.87 | 40.62 | 42.76 | +3.48% | |
| 41.61 | 41.94 | 40.83 | 41.32 | -2.25% | |
| 42.19 | 42.81 | 41.37 | 42.27 | +0.19% | |
| 40.00 | 42.83 | 39.64 | 42.19 | +5.63% | |
| 38.00 | 40.79 | 37.80 | 39.94 | +4.86% | |
| 37.26 | 38.12 | 37.26 | 38.09 | +1.98% | |
| 36.80 | 37.50 | 36.49 | 37.35 | +1.49% | |
| 36.91 | 37.26 | 36.58 | 36.80 | -0.41% | |
| 36.64 | 37.50 | 36.25 | 36.95 | -0.08% | |
| 37.21 | 37.94 | 36.88 | 36.98 | -0.05% | |
| 37.06 | 37.35 | 36.31 | 37.00 | -0.51% | |
| 38.02 | 38.02 | 36.98 | 37.19 | -0.77% | |
| 38.25 | 38.58 | 37.36 | 37.48 | -2.29% | |
| 38.85 | 39.12 | 38.21 | 38.36 | -1.41% | |
| 38.50 | 39.56 | 38.01 | 38.91 | +1.62% | |
| 36.00 | 38.46 | 35.51 | 38.29 | +7.95% | |
| 35.22 | 35.90 | 35.21 | 35.47 | +1.37% | |
| 35.77 | 35.93 | 34.87 | 34.99 | -1.16% | |
| 35.32 | 36.32 | 35.25 | 35.40 | +0.23% | |
| 36.31 | 36.60 | 34.93 | 35.32 | -2.57% | |
| 35.25 | 36.56 | 34.07 | 36.25 | +6.09% | |
| 33.20 | 34.49 | 33.20 | 34.17 | +2.37% | |
| 33.42 | 33.90 | 33.12 | 33.38 | -0.98% | |
| 33.89 | 34.40 | 33.58 | 33.71 | 0.00% | |
| 33.76 | 34.30 | 33.50 | 33.71 | -1.26% | |
| 33.98 | 34.45 | 33.72 | 34.14 | +1.22% | |
| 33.31 | 34.29 | 32.84 | 33.73 | +1.26% | |
| 34.03 | 34.33 | 33.30 | 33.31 | -1.77% | |
| 33.74 | 34.16 | 33.65 | 33.91 | +0.50% | |
| 33.52 | 33.80 | 33.22 | 33.74 | +0.66% | |
| 34.43 | 34.43 | 33.46 | 33.52 | -2.07% | |
| 34.49 | 34.87 | 34.12 | 34.23 | -0.87% | |
| 34.52 | 34.72 | 34.11 | 34.53 | +2.25% | |
| 33.06 | 34.00 | 33.06 | 33.77 | +1.66% | |
| 33.92 | 34.26 | 32.96 | 33.22 | -1.92% | |
| 33.73 | 34.23 | 33.64 | 33.87 | +0.36% | |
| 32.78 | 33.80 | 32.76 | 33.75 | +1.17% | |
| 35.19 | 35.52 | 33.34 | 33.36 | -4.47% | |
| 35.00 | 35.45 | 34.44 | 34.92 | +0.43% | |
| 33.74 | 34.79 | 33.68 | 34.77 | +5.30% | |
| 33.86 | 33.96 | 32.47 | 33.02 | -3.11% | |
| 34.57 | 34.99 | 33.93 | 34.08 | -2.18% | |
| 34.58 | 35.32 | 34.31 | 34.84 | -0.60% | |
| 35.81 | 36.48 | 34.21 | 35.05 | -0.88% | |
| 32.96 | 36.22 | 32.54 | 35.36 | +17.28% | |
| 29.39 | 30.39 | 29.15 | 30.15 | +2.59% | |
| 29.90 | 30.05 | 29.20 | 29.39 | -1.77% | |
| 29.16 | 30.17 | 29.07 | 29.92 | +1.87% | |
| 28.70 | 29.69 | 28.66 | 29.37 | +3.42% | |
| 27.39 | 28.53 | 27.31 | 28.40 | +2.49% | |
| 28.48 | 28.74 | 27.66 | 27.71 | -1.56% | |
| 28.42 | 28.89 | 27.94 | 28.15 | -0.88% | |
| 27.00 | 28.49 | 27.00 | 28.40 | +4.41% | |
| 27.41 | 27.52 | 27.00 | 27.20 | -1.63% | |
| 28.20 | 28.51 | 27.65 | 27.65 | -1.25% | |
| 27.96 | 28.13 | 27.54 | 28.00 | +0.86% | |
| 27.88 | 28.34 | 27.41 | 27.76 | +0.43% | |
| 27.43 | 28.02 | 27.03 | 27.64 | -0.47% | |
| 27.58 | 27.79 | 27.20 | 27.77 | +0.11% | |
| 28.46 | 28.56 | 27.66 | 27.74 | -2.50% | |
| 28.51 | 28.89 | 27.96 | 28.45 | -0.63% | |
| 27.91 | 28.75 | 27.42 | 28.63 | +0.99% | |
| 29.00 | 29.18 | 28.17 | 28.35 | -3.18% | |
| 29.28 | 29.52 | 28.86 | 29.28 | +0.27% | |
| 29.76 | 30.34 | 28.91 | 29.20 | -3.47% | |
| 29.29 | 30.35 | 29.11 | 30.25 | +0.50% | |
| 30.35 | 30.49 | 29.91 | 30.10 | -2.05% | |
| 31.06 | 31.44 | 29.81 | 30.73 | -1.00% | |
| 32.50 | 32.78 | 30.54 | 31.04 | -7.04% | |
| 32.91 | 33.88 | 32.55 | 33.39 | +3.73% | |
| 31.64 | 32.35 | 31.48 | 32.19 | +0.88% | |
| 31.80 | 31.99 | 31.40 | 31.91 | -0.28% | |
| 31.84 | 32.33 | 31.77 | 32.00 | -0.06% | |
| 32.87 | 33.03 | 31.87 | 32.02 | -2.67% | |
| 32.81 | 33.74 | 32.60 | 32.90 | -0.78% | |
| 33.52 | 34.27 | 33.09 | 33.16 | -0.39% | |
| 33.33 | 34.22 | 33.04 | 33.29 | -4.64% | |
| 34.89 | 35.15 | 33.91 | 34.91 | +0.55% | |
| 34.93 | 35.34 | 34.66 | 34.72 | -0.34% | |
| 34.62 | 34.89 | 34.36 | 34.84 | -0.20% | |
| 34.38 | 35.02 | 34.11 | 34.91 | +4.05% | |
| 34.10 | 34.73 | 33.35 | 33.55 | -1.70% | |
| 34.56 | 34.93 | 34.03 | 34.13 | -0.99% | |
| 34.64 | 35.12 | 34.26 | 34.47 | -1.40% | |
| 33.54 | 35.30 | 33.43 | 34.96 | +3.16% | |
| 34.58 | 34.96 | 33.75 | 33.89 | -2.84% | |
| 34.12 | 35.29 | 34.00 | 34.88 | +2.89% | |
| 33.92 | 34.40 | 33.55 | 33.90 | +1.13% | |
| 33.11 | 33.58 | 32.49 | 33.52 | +1.24% | |
| 33.38 | 33.99 | 32.78 | 33.11 | -1.49% | |
| 33.95 | 34.27 | 33.17 | 33.61 | -1.00% | |
| 33.85 | 34.67 | 33.51 | 33.95 | +0.30% | |
| 31.79 | 33.96 | 31.78 | 33.85 | +6.61% | |
| 31.42 | 32.10 | 31.09 | 31.75 | +0.38% | |
| 31.38 | 31.87 | 31.15 | 31.63 | +1.31% | |
| 30.51 | 31.96 | 30.46 | 31.22 | +1.96% | |
| 29.26 | 30.77 | 29.16 | 30.62 | +5.04% | |
| 29.53 | 29.75 | 28.93 | 29.15 | -1.59% | |
| 29.58 | 29.92 | 29.00 | 29.62 | -0.13% | |
| 29.73 | 30.47 | 29.58 | 29.66 | +0.20% | |
| 29.06 | 30.08 | 29.06 | 29.60 | +0.82% | |
| 29.00 | 29.78 | 28.95 | 29.36 | +2.02% | |
| 28.01 | 28.92 | 27.50 | 28.78 | +2.79% | |
| 28.09 | 28.32 | 27.70 | 28.00 | -0.92% | |
| 28.01 | 28.63 | 27.56 | 28.26 | +1.00% | |
| 27.95 | 28.17 | 27.68 | 27.98 | +0.61% | |
| 27.86 | 28.15 | 27.66 | 27.81 | -0.71% | |
| 28.61 | 28.61 | 27.85 | 28.01 | -1.68% | |
| 28.41 | 28.53 | 28.32 | 28.49 | -0.11% | |
| 28.46 | 28.75 | 28.39 | 28.52 | +0.11% | |
| 28.67 | 28.87 | 28.43 | 28.49 | -0.49% | |
| 28.38 | 28.98 | 28.02 | 28.63 | +0.63% | |
| 27.91 | 28.65 | 27.82 | 28.45 | +2.30% | |
| 28.23 | 28.50 | 27.69 | 27.81 | -0.82% | |
| 28.22 | 28.53 | 27.85 | 28.04 | -0.07% | |
| 28.10 | 28.27 | 27.53 | 28.06 | -0.39% | |
| 28.72 | 28.79 | 28.00 | 28.17 | -1.16% | |
| 29.26 | 29.35 | 28.42 | 28.50 | -2.30% | |
| 28.73 | 29.34 | 28.56 | 29.17 | +1.92% | |
| 28.52 | 28.77 | 27.81 | 28.62 | +0.63% | |
| 29.41 | 29.68 | 28.42 | 28.44 | -3.30% | |
| 29.55 | 29.80 | 29.12 | 29.41 | -0.37% | |
| 29.16 | 29.59 | 28.97 | 29.52 | +0.75% | |
| 29.53 | 29.66 | 28.96 | 29.30 | -0.78% | |
| 29.21 | 30.10 | 28.97 | 29.53 | +1.93% | |
| 29.27 | 29.49 | 28.52 | 28.97 | +0.24% | |
| 29.30 | 29.47 | 28.85 | 28.90 | -2.30% | |
| 29.85 | 30.23 | 29.24 | 29.58 | -0.47% | |
| 28.93 | 30.05 | 28.67 | 29.72 | +2.52% | |
| 28.38 | 29.06 | 28.19 | 28.99 | +2.80% | |
| 28.55 | 28.63 | 27.90 | 28.20 | -1.43% | |
| 28.10 | 28.87 | 28.06 | 28.61 | +1.49% | |
| 28.86 | 29.24 | 28.12 | 28.19 | -1.74% | |
| 29.02 | 29.28 | 28.50 | 28.69 | -1.95% | |
| 29.57 | 29.86 | 28.84 | 29.26 | -0.24% | |
| 29.36 | 30.27 | 29.12 | 29.33 | +1.00% | |
| 30.22 | 30.37 | 28.67 | 29.04 | -6.35% | |
| 30.60 | 31.74 | 30.60 | 31.01 | -1.27% | |
| 27.97 | 31.63 | 27.49 | 31.41 | -7.10% | |
| 33.08 | 34.46 | 32.51 | 33.81 | +3.55% | |
| 32.89 | 33.47 | 32.23 | 32.65 | -0.73% | |
| 31.89 | 32.95 | 31.41 | 32.89 | +3.82% | |
| 31.03 | 32.49 | 30.66 | 31.68 | +1.96% | |
| 32.01 | 36.32 | 31.00 | 31.07 | +2.24% | |
| 30.00 | 30.63 | 29.77 | 30.39 | +0.73% | |
| 30.34 | 30.69 | 29.70 | 30.17 | -1.73% | |
| 30.70 | 31.00 | 30.35 | 30.70 | -0.39% | |
| 31.29 | 32.13 | 30.73 | 30.82 | -2.00% | |
| 31.00 | 31.90 | 30.66 | 31.45 | +1.45% | |
| 30.25 | 31.48 | 28.41 | 31.00 | +4.31% | |
| 30.05 | 30.40 | 29.45 | 29.72 | -0.27% | |
| 30.30 | 30.51 | 29.53 | 29.80 | -0.80% | |
| 31.22 | 31.22 | 29.93 | 30.04 | -3.38% | |
| 30.00 | 32.02 | 29.93 | 31.09 | -1.14% | |
| 30.98 | 31.91 | 30.78 | 31.45 | +1.52% | |
| 30.52 | 31.27 | 30.07 | 30.98 | +2.38% | |
| 30.68 | 31.18 | 30.00 | 30.26 | -1.75% | |
| 32.11 | 32.29 | 30.40 | 30.80 | -4.44% | |
| 31.51 | 32.40 | 31.42 | 32.23 | +0.91% | |
| 32.00 | 32.21 | 31.59 | 31.94 | -0.71% | |
| 31.39 | 32.31 | 31.25 | 32.17 | +3.08% | |
| 31.38 | 31.52 | 30.77 | 31.21 | -0.54% | |
| 31.63 | 32.02 | 31.29 | 31.38 | -0.41% | |
| 31.15 | 31.82 | 30.81 | 31.51 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the ALKS chart for longer ranges.